🔆 Dimension One TSC-24 Intelligent Upper Control Panel (01580-0001) — Gecko MSPA-1 Wide-Format LCD Spa Side Control with IR Sensor for D1 Spas 1999-2001

Genuine Gecko Alliance OEM Intelligent Upper Control Panel — manufactured for Dimension One Spas. Wide 13-3/8″ rectangular LCD topside with IR sensor, dual-connector design (4-pin + 6-pin for optional remote), and multiple overlay options for various D1 spa models from the late 1990s through early 2000s.

📋 Product Overview

The Gecko Alliance TSC-24-D13 Intelligent Upper Control Panel (part number 01580-0001) is the manufacturer’s wide-format Dimension One Spas-specific topside control — engineered for D1 spas with the Gecko MSPA-1 / MSPA-MP control system architecture, primarily found in Dimension One Spas manufactured from 1999 through 2001. Also referenced in Gecko’s catalog as K-24 or TSC-24-AD-NO-SPW-D13 with Software 8.0-Note 4, this is a service-grade replacement panel for owners of vintage D1 spas with the older MSPA control ecosystem.

The panel’s defining physical feature is its distinctively wide 13-3/8″ × 2.5″ rectangular form factor — significantly wider than typical modern keypads, designed for D1 spa shells with elongated keypad cutouts. The panel houses 8 physical buttons with an LCD display plus a built-in IR sensor for spa-side IR remote control compatibility. The dual-connector design — 4-pin connector with IR sensor PLUS 6-pin connector for optional remote — gives this generation of D1 spa the IR remote functionality that was a premium feature of MSPA-MP systems.

Critical: This listing is for the panel only — the overlay is sold separately. The panel ships as a “blank” 8-button SKU because Dimension One produced multiple overlay variants for different D1 spa models. The four primary overlay variants are: 01560-350 (All 2-Pump D1 Spas — marble background, 7-button JETS1/JETS2/LIGHT/UP/DOWN), 01560-351 (Triad II / Seville only — 6-button), 01560-368 (LFX Californian or Dupree Bay), and 01560-305 (Sarena / Lotus Bay). Buyers should identify their existing overlay’s part number or their Dimension One spa model, then order the matching overlay separately, OR plan to carefully transfer the existing overlay to the new panel during service repair. Compatible with all Domestic and Export Gecko MSPA-MP systems. The 01580-0001 is the modern replacement for older D1 part numbers including 01710-1006, 01710-1004, 0201-000010, 01560-1010, K-24, TSC24, and K24. Important: This is NOT a Gecko in.Link Y/X-Series keypad — it’s the older MSPA-1/MSPA-MP architecture for vintage D1 spas. Verify your spa’s control system before ordering. Genuine Gecko Alliance OEM, manufacturer warranty.

⭐ Key Features

• ✅ Genuine Gecko Alliance OEM — Authentic Canadian-manufactured D1 service panel
• ✅ Manufactured for Dimension One Spas — Direct factory equivalent for vintage D1 hot tubs (1999-2001 era)
• ✅ Gecko MSPA-1 / MSPA-MP Compatible — Designed for older Dimension One MSPA control architecture
• ✅ Wide 13-3/8″ × 2.5″ Form Factor — Matches D1’s elongated keypad cutout style
• ✅ 8 Physical Buttons — Function depends on overlay applied
• ✅ LCD Display — Clear status indication for D1 spa systems
• ✅ Built-In IR Sensor — Spa-side infrared remote control compatibility (premium MSPA-MP feature)
• ✅ Dual-Connector Design — 4-pin connector (with IR sensor) + 6-pin connector (for optional remote)
• ✅ Software 8.0-Note 4 (Intelligent UCP) — Programmed firmware for Dimension One configurations
• ⚠️ Overlay NOT Included — Sold separately (multiple D1-specific variants available)
• ✅ Multiple Overlay Variants — Match your spa model: 01560-350, 01560-351, 01560-368, 01560-305
• ✅ Direct Replacement for Multiple Older Part Numbers — 01710-1006, 01710-1004, 0201-000010, 01560-1010, K-24, TSC24, K24
• ✅ Compatible with ALL Domestic and Export Gecko MSPA-MP Systems
• ✅ Standard 10-Foot Cable — Adequate reach for D1 spa cabinet routing
• ✅ Manufacturer Warranty — Backed by Gecko Alliance

⚙️ Technical Specifications

Specification	Value
Manufacturer	Gecko Alliance (Quebec, Canada) — manufactured for Dimension One Spas
Model	TSC-24-D13 (also TSC-24-AD-NO-SPW-D13)
Manufacturer Part Number	01580-0001 (also: DIM01580-0001, 1580-0001)
Gecko Internal Part Number	0201-000010
Alternate Designations	K-24, TSC-24, TSC24, K24
Topside Type	Electronic — Dimension One Spas Intelligent Upper Control Panel (UCP)
Compatible Spa System	Gecko MSPA-1 / MSPA-MP (Domestic and Export)
Display Type	LCD
Number of Buttons	8 (function varies by overlay)
Special Feature	Built-in IR Sensor for spa-side remote control
Software	8.0-Note 4
System Capability	1, 2, or 3-pump systems (configuration depends on overlay)
Cable Length	10 ft
Connector Type 1	4-pin connector (with IR sensor)
Connector Type 2	6-pin connector (for optional remote)
Panel Shape	Rectangle with Rounded Sides
Panel Dimensions	13-3/8″ × 2.5″ (face width 13-1/4″)
Overlay Included	NO — Overlay sold separately
Compatible Overlay Family	Dimension One TSC-24 overlay variants (multiple D1 model-specific options)
Replaces	01710-1006, 01710-1004, 0201-000010, 01560-1010, K-24, TSC24, K24
D1 Spa Era	1999-2001 D1 production with MSPA-MP systems
Color	Black / D1-standard
Warranty	Per Gecko Alliance manufacturer warranty

📌 This listing is for the keypad panel ONLY — the overlay must be purchased separately. Verify your D1 spa model and existing overlay’s part number before ordering a replacement overlay (01560-350, 01560-351, 01560-368, or 01560-305 are the primary variants).

🔄 Compatibility Guide

This Keypad is Compatible With:

Spa Pack Family	Models
Gecko MSPA-1	All MSPA-1 variants
Gecko MSPA-MP	All Domestic and Export MSPA-MP systems

📌 Critical: The TSC-24 (01580-0001) uses Gecko’s older MSPA-MP control architecture — completely separate from modern Gecko in.Link Y-Series/X-Series ecosystems and from the Gecko SSPA architecture used in newer Dimension One @Home spas. If your D1 spa was manufactured 1999-2001 with MSPA-MP controls, this panel is your factory equivalent. If your D1 spa is newer with SSPA or @Home Gecko controls, you need a different keypad (such as the 01560-345 SSPA-compatible panel).

Used As Factory-Original on These D1 Spa Models:

The TSC-24 was used across Dimension One Spas’ product lineup from approximately 1999 through 2001, with different overlay variants matched to specific spa models:

• ✅ All 2-Pump D1 Spas (with overlay 01560-350)
• ✅ Triad II / Seville (with overlay 01560-351)
• ✅ LFX Californian (with overlay 01560-368)
• ✅ Dupree Bay (with overlay 01560-368)
• ✅ Sarena (with overlay 01560-305)
• ✅ Lotus Bay (with overlay 01560-305)
• ✅ Other Dimension One spa models with MSPA-MP architecture from 1999-2001 era

Replaces These Older Part Numbers:

The 01580-0001 is the modern current-production replacement for several older Dimension One Spas service SKUs:

• ✅ 01580-0001 (current Gecko Alliance manufacturer part number — this listing)
• ✅ DIM01580-0001 / 1580-0001 (alternate distributor cross-references)
• ✅ 01710-1006 (older D1 SKU — superseded)
• ✅ 01710-1004 (older D1 SKU — superseded)
• ✅ 0201-000010 (older Gecko reference — same product)
• ✅ 01560-1010 (older D1 SKU — superseded)
• ✅ K-24 (older Gecko model designation)
• ✅ TSC24 / TSC-24 (older Gecko model designations)
• ✅ K24 (older shorthand reference)

Compatible Overlay Variants (Sold Separately):

Dimension One produced the TSC-24 panel for multiple D1 spa models, each with its own overlay variant. Match the overlay to your specific spa model:

Overlay Part	Configuration	D1 Spa Models
01560-350	7-button (Marble background) — JETS1, JETS2, LIGHT, UP, DOWN	All 2-Pump D1 Spas
01560-351	6-button	Triad II, Seville (only)
01560-368	(LFX-specific layout)	LFX Californian, Dupree Bay
01560-305	(Sarena/Lotus Bay-specific layout)	Sarena, Lotus Bay

📌 This is a representative list of primary overlay variants — Dimension One may have produced additional model-specific overlays. Contact Parts4Tubs with your D1 spa model details if you need help identifying the right overlay variant.

Predecessor Variant:

Variant	Part Number	Connector	D1 Application
TSC-24 / K-24 (older 8-pin connector)	01560-310	8-pin	Mid 1999 to 2001, domestic S/N 84825 and earlier
TSC-24-D13 (this listing — modern 4-pin + 6-pin)	01580-0001	4-pin + 6-pin (with IR Sensor)	1999-2001 D1 production with IR remote support

📌 Important: The 01560-310 predecessor used an older 8-pin connector. If your D1 spa was manufactured before serial number 84825 with the older 8-pin connection, you may need that variant instead. The 01580-0001 (this listing) uses the modern 4-pin + 6-pin connectors.

Companion D1 Topside Variants:

Other Dimension One Spas keypads available for different D1 generations:

Variant	Part Number	D1 Architecture	Notes
TSC-24-D13 (this listing)	01580-0001	MSPA-1 / MSPA-MP	1999-2001 D1 spas
TSC-24 8-pin predecessor	01560-310	MSPA-1 / MSPA-MP	Pre-S/N 84825 D1 spas
TSC-25 Mid-Range	01560-320	MSPA-1 (Mid ’99 To Current)	Mid-range D1 panel
D1 Upper Control Panel (SSPA)	01560-345	SSPA K-30	@Home Spa newer D1 architecture
D1 8000-D19 Drive	8000-D19	Newer D1 architecture	Premium D1 controllers
D1P2 Topside Control	01560-151	D1P2 architecture	Different D1 generation

NOT Compatible With:

• ❌ Modern Gecko in.Link Y-Series/X-Series ecosystems — Different connector and protocol entirely
• ❌ Gecko SSPA (Sundance/Dimension One @Home) controllers — Different JST 8-Pin connector (use 01560-345 instead)
• ❌ Balboa spa pack systems — Different ecosystem entirely (RJ45/Molex connectors)
• ❌ HydroQuip, ACC, or non-Gecko control systems — Different connectors and protocols
• ❌ Newer Dimension One Spas with @Home or non-MSPA architecture — Different keypad ecosystem
• ❌ Pneumatic / air-button (Tecmark Command Center, EasyPak) systems

⚠️ Compatibility Verification: The TSC-24 uses Gecko’s older MSPA-MP architecture with 4-pin + 6-pin connectors. If your D1 spa has any other connector style (8-pin, in.Link, RJ45, JST, Molex), this is NOT the right panel.

How to Verify Compatibility:

📍 Confirm your spa is a Dimension One Spa manufactured approximately 1999-2001 with MSPA-1 or MSPA-MP control architecture 📍 Verify your existing keypad cable has two separate connectors: a 4-pin (main with IR sensor) and a 6-pin (for optional remote) 📍 Confirm panel dimensions match 13-3/8″ × 2.5″ (very wide, distinctive D1 shape) 📍 Verify your existing keypad has 8 physical buttons with an LCD display 📍 Look for any of the older part numbers (01710-1006, 01710-1004, 0201-000010, 01560-1010, K-24, TSC24) on your existing keypad 📍 If your spa serial number is 84825 or earlier with an 8-pin connector, you may need 01560-310 instead 📍 If your D1 spa is from the @Home era (newer) or has different control architecture, you need a different keypad (01560-345 for SSPA, or other D1 variants) 📍 Identify your existing overlay — note the overlay part number (01560-350, 01560-351, 01560-368, 01560-305, etc.) so you can order a matching replacement separately 📍 If you’re unsure, message Parts4Tubs with your Dimension One Spa serial number or model name (e.g., “Triad II”, “LFX Californian”, “Sarena”) for help identifying the right combination

🔘 Button Functions & Display

The TSC-24 has 8 physical buttons. The function of each button depends on the specific overlay applied — Dimension One produced multiple variants for different D1 spa models:

Standard 7-Button Layout (with overlay 01560-350 — All 2-Pump D1 Spas):

Button	Function
Jets 1	Jet pump 1 on/off
Jets 2	Jet pump 2 on/off
Light	Spa light on/off
Up (Temp+)	Increase set water temperature
Down (Temp-)	Decrease set water temperature
(Variable)	Additional functions per overlay configuration
(Variable)	Additional functions per overlay configuration
(Variable)	Eighth button used or blank per overlay variant

LCD Display:

The TSC-24’s LCD display shows:

Display Element	Shows
Temperature digits	Current and set water temperature
Pump 1, Pump 2 indicators	Active state for each jet pump
Light state	Spa light on/off
Heater state	Heater energized status
Filter cycle	Filtration scheduling status
Mode indicator	Standard / Economy / Sleep mode status
Error codes	Diagnostic codes from the MSPA-MP system

IR Sensor:

The built-in IR sensor is a defining feature of this generation of D1 keypad. When paired with a compatible IR remote (sold separately, optional), the IR sensor allows spa users to control basic functions from outside the spa or from a wireless remote — a premium feature that was distinctive of D1’s late-1990s through early-2000s product line.

🛠️ Installation Guide

Before Installation:

• ⚠️ Disconnect power at the GFCI breaker before any work
• ⚠️ Confirm your D1 spa has Gecko MSPA-1 or MSPA-MP controls (1999-2001 era)
• ⚠️ Verify the cable will reach from the keypad cutout to the spa pack
• ⚠️ Verify the existing connectors are 4-pin AND 6-pin (not 8-pin or other styles)
• ⚠️ Confirm your spa shell cutout accommodates a 13-3/8″ × 2.5″ rectangular keypad
• ⚠️ Have your overlay ready — this listing does NOT include the overlay; you must order the appropriate D1 variant separately, OR carefully transfer the overlay from your existing keypad

Installation Steps:

1. Power Down — Turn off all power to your D1 hot tub at the GFCI / disconnect (safety first)
2. Open the spa cabinet and locate both the 4-pin and 6-pin cables on the MSPA spa pack
3. Disconnect the old keypad cables from the spa pack’s keypad ports
4. Carefully remove the old keypad from the spa shell — if you plan to reuse the existing overlay, take care not to damage it during removal
5. Prepare the Surface — Clean the mounting area thoroughly with rubbing alcohol and allow it to dry completely
6. Apply the overlay to the new keypad face — either the new replacement (matching your D1 spa model) or the carefully removed existing overlay; align carefully over the 8 button positions and LCD display window
7. Route the new cable through the cabinet to the spa pack
8. Plug the 4-pin connector into the spa pack’s main keypad port (with IR sensor)
9. Plug the 6-pin connector into the spa pack’s optional remote port (if your installation uses the IR remote feature)
10. Apply silicone sealant around the keypad edge if recommended by your spa manufacturer
11. Mount the keypad in the spa shell cutout — the wide 13-3/8″ panel needs careful alignment
12. Restore power at the breaker
13. Test all functions — All 8 buttons (with appropriate overlay function mapping); verify LCD display lights up clearly; test the IR sensor functionality if you have an IR remote

Mounting:

Requirement	Specification
Panel size	13-3/8″ × 2.5″ (rectangle with rounded sides)
Mounting type	Drop-in / surface-mounted with sealant

⚠️ Professional installation by a competent individual or tradesman trained in spa equipment is recommended. All work must comply with the National Electrical Code (NEC) and local codes. Topside controls cannot be returned once opened or installed — verify fitment before opening packaging. Remember: this listing does NOT include the overlay; you must source it separately or transfer the existing overlay carefully.

---

⚡ Wiring & Connection

Connector Information:

Specification	Detail
Connector Type 1	4-pin (main connector, with IR sensor)
Connector Type 2	6-pin (for optional IR remote functionality)
Cable Length	10 ft
System Voltage	Low-voltage signal — works with both 120V and 240V D1 spa configurations

Connection Location:

The TSC-24 plugs into TWO ports on the Gecko MSPA-1 or MSPA-MP control
system inside the spa equipment cabinet:
- Main connector (4-pin) — primary keypad communication, including IR sensor
- Optional connector (6-pin) — for IR remote functionality (if used)

⚠️ Never force the connectors. The 4-pin and 6-pin plugs should slide in cleanly into their respective ports. If they don’t fit, your D1 spa may have a different control architecture (older 8-pin TSC-24 / 01560-310, newer SSPA / 01560-345, or other D1 generation) — verify before proceeding.

🔍 Troubleshooting

Common Issues:

Problem	Possible Cause	Solution
Blank LCD display	No power or loose 4-pin connection	Verify breaker on; reseat the 4-pin connector at the spa pack
Error codes shown	MSPA spa pack issue (sensor, flow, heater)	Refer to your D1 / MSPA-MP manual for error code meanings
Buttons unresponsive	Worn overlay or moisture intrusion	Inspect overlay for wear or water damage
Wrong functions when buttons pressed	Wrong overlay variant applied	Verify overlay matches your D1 spa model (01560-350 for 2-pump, 01560-351 for Triad II/Seville, 01560-368 for LFX, 01560-305 for Sarena/Lotus Bay)
IR remote not responding	6-pin connector not seated, OR remote battery low	Reseat 6-pin connector; replace remote battery
LCD display fault	Internal damage	Replacement may be needed
Foggy display	Internal moisture from a failed seal	Replace the keypad; check overlay seal
Pump button doesn’t activate pump	Spa pack pump configuration	Verify spa pack pump output is enabled
Connector won’t fit	Wrong connector type — system may be 8-pin TSC-24 (01560-310), SSPA, or different ecosystem	Verify spa control architecture and connector type before ordering
No buttons working	Overlay not installed	This panel ships WITHOUT overlay — install one before testing
Some buttons “blank” / non-functional	Wrong overlay configuration for spa	Verify overlay matches your specific D1 spa model

Error Codes:

Error codes are generated by the MSPA-1 / MSPA-MP spa pack, not the keypad.
Refer to your specific D1 / MSPA-MP system manual for code definitions.
Common codes: HL (high limit), HH (heater high), Sn (sensor), FL (flow).

🔧 Maintenance & Care

Routine Care:

Task	Frequency
Wipe keypad face with damp cloth	Weekly
Check button response (all 8 buttons per overlay configuration)	Monthly
Verify LCD display	Monthly
Test IR sensor with remote (if used)	Monthly
Inspect cable connections (both 4-pin and 6-pin)	Annually
Inspect overlay for wear and water seal	Annually

DO NOT:

• ❌ Use abrasive cleaners or scouring pads
• ❌ Submerge the keypad in water or chemicals
• ❌ Use solvent-based cleaners (acetone, lacquer thinner, etc.)
• ❌ Press buttons with sharp objects (pens, keys, fingernails)
• ❌ Block the IR sensor with tape or stickers (interferes with remote functionality)

Overlay Replacement:

The TSC-24 (01580-0001) does NOT ship with an overlay. Choose the right Dimension One overlay variant for your specific D1 spa model:

Spa Model	Overlay
All 2-pump D1 spas (most common)	01560-350
Triad II or Seville	01560-351
LFX Californian or Dupree Bay	01560-368
Sarena or Lotus Bay	01560-305

If you’re replacing an existing TSC-24 keypad and your existing overlay is in good condition, you can carefully transfer it to the new panel during service repair — saving the cost of buying a new overlay.

🎯 Ideal Applications

Application	Suitability
🛁 Replacement for failed TSC-24 keypad on a vintage D1 spa (with reusable overlay)	✅ Direct factory replacement, panel-only pricing
🛁 Dimension One Spas service repair with existing overlay still good	✅ Cost-effective service choice
🛁 D1 spas with original TSC-24-D13 (1999-2001 era)	✅ Direct factory replacement
🛁 D1 spas with original 01710-1006, 01710-1004, 0201-000010, or 01560-1010	✅ Modern current-production replacement
🛁 D1 spas with original K-24, TSC24, or K24 references	✅ Modern current-production replacement
🛁 D1 Triad II or Seville (with overlay 01560-351)	✅ Direct OEM replacement
🛁 D1 LFX Californian or Dupree Bay (with overlay 01560-368)	✅ Direct OEM replacement
🛁 D1 Sarena or Lotus Bay (with overlay 01560-305)	✅ Direct OEM replacement
🛁 All 2-pump D1 spas (with overlay 01560-350)	✅ Direct OEM replacement
🛁 D1 spas with Gecko MSPA-1 or MSPA-MP controls	✅ Compatible architecture
🛁 Spas needing IR remote support	✅ Built-in IR sensor + 6-pin remote port
🛁 Authorized D1 service centers stocking inventory for vintage D1 repairs	✅ Service inventory choice
🛁 Pre-S/N 84825 D1 spas with 8-pin connector	❌ Use 01560-310 instead (older 8-pin variant)
🛁 Newer D1 spas with @Home / SSPA controls	❌ Use 01560-345 instead (SSPA K-30 compatible)
🛁 D1 spas with D1P2 architecture	❌ Use 01560-151 instead
🛁 Modern Gecko in.Link Y-Series or X-Series spas	❌ NOT compatible — use generic Gecko keypad
🛁 Balboa-equipped spas	❌ NOT compatible — different ecosystem
🛁 Pneumatic / air-button systems	❌ NOT compatible

Common Replacement Scenarios:

• LCD has gone blank, foggy, or shows partial segments on a vintage D1 spa
• One or more of the 8 buttons no longer responds
• Internal water damage from a failed overlay seal
• Cable damaged or pulled during cabinet service
• IR sensor failed or stopped responding to remote
• Owner of a vintage D1 spa (1999-2001) needing factory-quality replacement (especially when the existing overlay can be transferred)
• D1 service shops keeping inventory for repairs across the broad D1 model portfolio (Triad II, Seville, LFX, Dupree Bay, Sarena, Lotus Bay, and other 2-pump configurations)
• Owner of an aging D1 spa with the older 01710-1006, 01710-1004, 0201-000010, or 01560-1010 SKU needing the modern equivalent

🤔 Frequently Asked Questions

Q: Is the overlay included? A: No — this 01580-0001 listing is for the panel ONLY. Dimension One produced multiple overlay variants for different D1 spa models, so the panel ships without overlay. You’ll need to either:

1. Reuse your existing overlay — carefully transfer it from your old keypad to the new panel
2. Order a matching overlay separately — match the part number to your specific D1 spa model

The four primary overlay variants are:

• 01560-350 — All 2-Pump D1 Spas (most common)
• 01560-351 — Triad II or Seville only
• 01560-368 — LFX Californian or Dupree Bay
• 01560-305 — Sarena or Lotus Bay

Q: What is the TSC-24-D13 vs the older TSC-24 / K-24? A: They’re the same physical product family (Gecko TSC-24 / K-24 Intelligent UCP for D1 spas) but with different connectors based on production era:

• Older TSC-24 / K-24 (01560-310) — 8-pin connector; for D1 spas with serial numbers 84825 or earlier, mid-1999 to 2001
• TSC-24-D13 (this listing — 01580-0001) — Modern 4-pin + 6-pin connectors with IR sensor; for D1 spas with newer serial numbers, 1999-2001

If your D1 spa has the older 8-pin connector, use 01560-310 instead. If it has the modern 4-pin + 6-pin connectors, this 01580-0001 is the right choice.

Q: How is this different from the 01560-345 D1 panel? A: They’re for completely different D1 architectures:

• TSC-24-D13 (this listing — 01580-0001) — Older Gecko MSPA-1 / MSPA-MP architecture, for D1 spas from approximately 1999-2001, wide 13-3/8″ × 2.5″ form factor with 4-pin + 6-pin connectors and IR sensor
• D1 Upper Control Panel (01560-345) — Newer Gecko SSPA K-30 architecture, for newer D1 @Home spas, JST 8-Pin connector, completely different keypad ecosystem

Verify your D1 spa’s control architecture (and manufacturing era) before ordering. The two are NOT interchangeable.

Q: My D1 spa has 8-pin connector — will this work? A: No — if your D1 spa has the older 8-pin connector style (typical for D1 spas with serial numbers 84825 or earlier), you need 01560-310 (the older TSC-24 / K-24 variant) instead. The 01580-0001 (this listing) uses the modern 4-pin + 6-pin connectors with IR sensor.

Q: Which D1 spa models use the TSC-24-D13? A: The TSC-24-D13 is found across Dimension One Spas’ product lineup from 1999-2001 with Gecko MSPA-1 / MSPA-MP control systems. Common D1 models include:

• All 2-Pump D1 Spas (the most common configuration — uses overlay 01560-350)
• Triad II (uses overlay 01560-351)
• Seville (uses overlay 01560-351)
• LFX Californian (uses overlay 01560-368)
• Dupree Bay (uses overlay 01560-368)
• Sarena (uses overlay 01560-305)
• Lotus Bay (uses overlay 01560-305)

If you have any of these spa models from this era, this is likely your factory-equivalent keypad.

Q: What is “MSPA-1” or “MSPA-MP”? A: MSPA stands for “Master Spa Pack” or similar designation in Gecko’s older architecture. The MSPA-1 and MSPA-MP were Gecko’s spa pack control systems used in Dimension One Spas (and some other brands) primarily in the late 1990s and early 2000s — predecessor to today’s modern Gecko in.Link Y-Series and X-Series ecosystems. The TSC-24-D13 (this keypad) is specifically designed to communicate with MSPA-MP systems through the dual 4-pin + 6-pin connection.

Q: My old keypad part says 01710-1006, 01710-1004, 0201-000010, or 01560-1010 — is this the same? A: Yes — the 01580-0001 (this listing) is the modern current-production replacement for these older Dimension One Spas service SKUs. All consolidate into the current 01580-0001 production version.

Q: What is the IR sensor for? A: The built-in IR sensor allows the TSC-24 keypad to receive signals from a compatible infrared remote control (sold separately, optional). With the IR remote, spa users can control basic functions from outside the spa, from a chair, or while standing — a premium convenience feature that was distinctive of D1’s late-1990s through early-2000s product line. The 6-pin connector on the keypad cable is dedicated to the optional remote functionality.

Q: Will the IR sensor work without the remote? A: Yes — the IR sensor doesn’t affect the keypad’s primary button operation. The IR sensor only matters if you have an IR remote control. Without a remote, you’ll use the keypad buttons for all spa control as normal.

Q: Will this work with my modern Gecko in.Link spa pack? A: No — the TSC-24 uses Gecko’s older MSPA-MP architecture with 4-pin + 6-pin connectors, fundamentally different from modern in.Link Y-Series and X-Series ecosystems. If your D1 spa has been retrofitted with a modern Gecko spa pack, you’ll need a different keypad (such as the in.k200, in.k300, in.k450, in.k500, in.k600, in.k800, or in.k1000 — depending on configuration).

Q: How long is the cable? A: The cable is 10 feet long with both 4-pin and 6-pin connectors at the spa pack end.

Q: Why are there two connectors? A: The dual-connector design serves two functions:

1. 4-pin connector — Main keypad communication (signals to/from spa pack), includes the IR sensor signal pathway
2. 6-pin connector — Optional IR remote control functionality (if you use an IR remote)

If you’re not using the IR remote, the 6-pin connector still needs to be plugged into its port for proper operation.

Q: How do I identify which TSC-24 overlay I need? A: Multiple identification approaches:

1. Look at your existing overlay — the part number is usually printed in small text along an edge or on the back
2. Note your D1 spa model name — Triad II, Seville, LFX Californian, Dupree Bay, Sarena, Lotus Bay, or generic “2-pump D1”
3. Match to the overlay variant table:
   • Generic 2-pump D1 → 01560-350
   • Triad II / Seville → 01560-351
   • LFX Californian / Dupree Bay → 01560-368
   • Sarena / Lotus Bay → 01560-305
4. Provide your D1 spa’s serial number — Parts4Tubs can help identify the right combination

Q: Will this work with my Balboa spa pack? A: No — the TSC-24-D13 is strictly for Dimension One Spas with Gecko MSPA-MP architecture. Balboa systems use entirely different connectors and protocols. If you have a Balboa system, you’ll need a Balboa topside (VL series, ML series, or TP series).

Q: Can I install this myself? A: For DIY installation, basic skill is sufficient if:

1. You can identify and access the 4-pin and 6-pin cables on your D1’s MSPA spa pack
2. You can safely shut off power at the GFCI breaker
3. You have the overlay (either new replacement or carefully removed existing)
4. Your spa shell cutout accommodates the wide 13-3/8″ × 2.5″ panel

If your D1 spa needs cutout modification or you’re not comfortable with electrical work, a competent spa technician with vintage D1 experience is recommended.

Q: Will this work with my 120V or 240V spa? A: Yes — the keypad runs on low-voltage signal from the MSPA spa pack, so it works regardless of whether your D1 spa is wired for 115V or 230V service.

Q: What warranty is included? A: This part is covered by the Gecko Alliance manufacturer warranty. Topside controls are not returnable once opened or installed.

Q: Do you ship across the US? A: Yes — Parts4Tubs ships to all 50 states with fast US delivery.

Andi’s Top Tip – TSC Topside Controls -Theses topsides can also be found connected to some Hydroquip and Spa Builders control systems.They are also used on the blue SMD spa packs in many Gulf Coast spas. Often found on older spas from Gulf Coast Spa, Hydropool amongst others. TSC-35 – 6 Button Topside Control used on Gecko Spa Control Packs. Works with S-CLASS Systems TSC-19 – 4 Button Topside Control used on Gecko Spa Control Packs. Works with S-CLASS Systems TSC-18 – 4 Button Topside Control used on Gecko Spa Control Packs. Works with S-CLASS Systems TSC-9 – 4 Button Topside Control used on Gecko Spa Control Packs. Works with S-CLASS Systems TSC-8 – 8 Button Topside Control used on Gecko Spa Control packs. Works with M-CLASS/MSPA Systems TSC-4 – 8 Button Topside Control used on Gecko Spa Control packs. Works with M-CLASS Systems TSC-3 – 4 Button Topside Control used on Gecko Spa Control Packs. Works with S-CLASS Systems

🏆 Why Choose the Dimension One TSC-24 Intelligent UCP

• ✅ Genuine Gecko Alliance OEM — Authentic Canadian-manufactured D1 service panel
• ✅ Manufactured for Dimension One Spas — Direct factory equivalent for vintage D1 hot tubs (1999-2001 era)
• ✅ Wide 13-3/8″ × 2.5″ form factor — Matches D1’s distinctive elongated keypad cutout
• ✅ Service-grade panel-only pricing — Save money when your existing overlay is reusable
• ✅ 8 physical buttons with LCD display — Designed to accept multiple D1 overlay variants
• ✅ Built-in IR sensor — Premium spa-side IR remote control compatibility
• ✅ Dual-connector design (4-pin + 6-pin) — Main signaling + optional IR remote functionality
• ✅ Software 8.0-Note 4 (Intelligent UCP) — Programmed firmware for D1 configurations
• ✅ Compatible with all Domestic and Export Gecko MSPA-MP systems
• ✅ Direct replacement for older D1 SKUs — 01710-1006, 01710-1004, 0201-000010, 01560-1010, K-24, TSC24, K24
• ✅ Multiple D1 spa model coverage — Triad II, Seville, LFX Californian, Dupree Bay, Sarena, Lotus Bay, and all 2-pump D1 spas
• ✅ Standard 10-foot cable — Adequate reach for D1 spa cabinet routing
• ✅ Backed by Gecko Alliance warranty — Manufacturer support

🇺🇸 Why Buy From Parts4Tubs

• ✅ Fast US shipping to all 50 states
• ✅ Expert advice from spa specialists, including vintage D1 spa experience
• ✅ Compatibility assistance — send us your D1 spa model and serial number to confirm TSC-24 fit and identify the right overlay variant
• ✅ Full manufacturer warranty support
• ✅ Easy returns within 30 days (unopened keypads only — topsides cannot be returned once installed)
• ✅ Genuine OEM Gecko Alliance parts
• ✅ Compatible D1 TSC-24 overlay variants (01560-350, 01560-351, 01560-368, 01560-305) also available

⭐ Summary

The Gecko Alliance TSC-24-D13 Intelligent Upper Control Panel (part number 01580-0001) is the manufacturer’s wide-format Dimension One Spas-specific topside control — engineered for vintage D1 spas with Gecko MSPA-1 / MSPA-MP control architecture, primarily 1999-2001 production. Also referenced as K-24, TSC-24, TSC-24-AD-NO-SPW-D13 with Software 8.0-Note 4. With its distinctively wide 13-3/8″ × 2.5″ rectangular form factor, 8 physical buttons, LCD display, built-in IR sensor, and unique dual-connector design (4-pin main + 6-pin for optional IR remote), the TSC-24-D13 is purpose-built for D1 spa repair scenarios across the broad D1 product portfolio of that era. Critical: This listing is for the panel only — the overlay is sold separately. Dimension One produced multiple overlay variants for different D1 spa models: 01560-350 (All 2-Pump D1 Spas — most common), 01560-351 (Triad II / Seville), 01560-368 (LFX Californian / Dupree Bay), and 01560-305 (Sarena / Lotus Bay). The 01580-0001 is the modern current-production replacement for older Dimension One service SKUs 01710-1006, 01710-1004, 0201-000010, 01560-1010, K-24, TSC24, and K24. Compatible with all Domestic and Export Gecko MSPA-MP systems. Important: This is NOT a modern Gecko in.Link keypad and NOT compatible with newer SSPA-equipped D1 @Home spas (use 01560-345 instead). NOT compatible with Balboa, HydroQuip, ACC, or other non-Gecko-MSPA control systems. Verify your D1 spa’s manufacturing era and connector type (4-pin + 6-pin for this listing, vs 8-pin for predecessor 01560-310) before ordering. Order today from Parts4Tubs for fast US shipping and expert support — and contact us with your D1 spa serial number for help identifying the right TSC-24 overlay variant for your specific spa model.

What is a Hot Tub Keypad Overlay?

A hot tub keypad overlay, also known as a spa control panel overlay, is a protective and decorative component used in hot tubs and spas. It typically consists of a thin, clear or colored piece of material, often made of durable plastic or silicone, that is designed to cover and protect the control panel or keypad of the hot tub.

Here's what a hot tub keypad overlay does:

1. Protection: The overlay acts as a protective barrier for the underlying control panel or keypad. It shields the sensitive electronics and buttons from exposure to water, chemicals, UV rays, and physical damage, such as scratches or abrasions. This helps extend the lifespan of the control panel.

2. Enhancement: Many overlays are designed with labels, graphics, and button outlines that enhance the appearance of the control panel. They often include icons or text that provide clear instructions for operating the hot tub, making it user-friendly, especially for those who may not be familiar with the hot tub's functions.

3. Customization: Hot tub keypad overlays can be customized to match the branding or style of the hot tub manufacturer. They may feature the manufacturer's logo, model name, or specific design elements. Some hot tub owners choose to customize overlays to add a personal touch to their spa.

4. Ease of Cleaning: The overlay is easier to clean and maintain than the underlying control panel. Spills, dirt, or chemical residues that come into contact with the overlay can be wiped away without affecting the control panel's functionality.

5. Replacement: Over time, keypad overlays may wear out or become damaged due to exposure to harsh spa conditions. Fortunately, they are relatively easy and cost-effective to replace when needed, allowing you to refresh the appearance of your hot tub's control panel.

When replacing a hot tub keypad overlay, it's essential to choose one that is compatible with your hot tub's make and model to ensure that the button layout and functions match the original control panel. This compatibility ensures that the overlay fits correctly and accurately represents the hot tub's settings.

In summary, a hot tub keypad overlay serves as a protective, decorative, and informative layer for the control panel, enhancing the user experience and prolonging the life of the hot tub's control system.

How do you replace a hot tub keypad overlay?

Replacing a hot tub keypad overlay is generally a straightforward process that can be done with some basic tools and careful attention. Here's a step-by-step guide on how to replace a hot tub keypad overlay:

Tools and Materials Needed:

• New keypad overlay (ensure it's compatible with your hot tub model)
• Screwdriver (usually a Phillips-head)
• Mild cleaner or rubbing alcohol
• Soft cloth or paper towels

Step-by-Step Instructions:

1. Turn Off Power: Start by turning off the power to your hot tub. This is essential for safety reasons.

2. Access the Control Panel: Depending on your hot tub's design, you may need to remove a cover or panel to access the control panel. Use a screwdriver to remove any screws or fasteners holding the cover in place.

3. Remove the Old Overlay: Carefully peel off the old keypad overlay. Begin at one corner and gently lift it away from the control panel. Take your time and be cautious not to damage the control panel or its components.

4. Clean the Control Panel: After removing the old overlay, use a soft cloth or paper towel and a mild cleaner or rubbing alcohol to clean the control panel's surface. This step ensures that the new overlay adheres properly and looks clean.

5. Prepare the New Overlay: Ensure that the new hot tub keypad overlay is clean and free of any dust or debris. If the new overlay has an adhesive backing, remove the protective film to expose the adhesive.

6. Align and Apply the New Overlay: Carefully align the new overlay with the control panel. Make sure it matches the button layout and design of the control panel. Begin by aligning one corner and gradually press the overlay onto the control panel's surface, working your way across. Smooth out the overlay to prevent air bubbles or wrinkles.

7. Secure the Control Panel Cover: If you had to remove a cover or panel to access the control panel, reattach it using the screws or fasteners you removed earlier.

8. Turn On Power: Once the new overlay is securely in place, and the control panel cover is reattached, turn the power back on at the main circuit breaker.

9. Test the Keypad: Test the keypad buttons to ensure they function correctly. Press each button to verify that it corresponds to the correct function on the hot tub.

10. Final Cleaning: After installation and testing, wipe down the new overlay with a clean, dry cloth to remove any fingerprints or residue.

You've now successfully replaced your hot tub's keypad overlay. Make sure to use a compatible overlay, and exercise caution during the replacement process to avoid damaging the control panel.

 

Gecko Alliance is a well-known manufacturer of advanced control systems and equipment for the spa and hot tub industry. Here's an overview of their history and the products they manufacture:

History: Gecko Alliance was founded in 1992 in Canada. Over the years, the company has established itself as a leading innovator in the field of spa and hot tub controls. They've consistently developed cutting-edge technology to enhance the user experience and improve the efficiency of hot tubs and spas.

Products: Gecko Alliance manufactures a wide range of products and systems designed for the spa and hot tub industry. Some of their key product categories include:

1. Control Systems: Gecko offers a variety of control systems that allow hot tub owners to manage and customize their spa experience. These systems can control functions such as temperature, filtration, jet intensity, lighting, and more.

2. Key Pads and Keypads Overlays: These user interfaces provide an intuitive way for users to interact with their hot tubs. Keypads and overlays are often customizable to match the specific features of different hot tub models.

3. Pumps and Motors: Gecko produces high-quality pumps and motors that help circulate water and power various functions within hot tubs and spas. These components are essential for maintaining water quality and creating a relaxing spa experience.

4. Heating Systems: Gecko's heating systems are designed to efficiently warm the water in hot tubs and maintain the desired temperature. They offer a range of heating options to suit different hot tub sizes and requirements.

5. Ozonators: Ozonators are used for water sanitation in hot tubs. Gecko's ozonators help keep the water clean and safe by reducing the need for traditional chemical treatments like chlorine.

6. Chlorinators and Salt Systems: These products assist in maintaining water quality by adding chlorine or salt as needed. They offer alternatives to traditional water treatment methods.

7. In.Touch Connectivity: Gecko's In.Touch system allows hot tub owners to control and monitor their spa remotely through a mobile app. This feature enhances convenience and ease of use.

Gecko Alliance is known for its commitment to innovation and product quality. Their systems are used by many hot tub manufacturers worldwide, and their technology helps improve the overall spa experience while promoting energy efficiency and sustainability.