📥 Downloads & Resources
📄 Balboa 500Z-Series operation guide (PDF) — start-up, filter cycles and panel functions for VS and GS 500Z to 521Z systems with VL200 to VL406 panels
📄 Balboa VS501Z tech sheet (PDF) — the manufacturer’s own specification sheet for this system.
Balboa VS501Z Spa Control System – Pump 1, Pump 2 or Blower, Ozone, Light, 4kW, 115V / 230V | G4152-01
Reliable, flexible, and efficient control solution for two-pump or blower spa systems.
Product Overview
The Balboa VS501Z Spa Control System (G4152-01) is part of the highly respected Value Series (VS) family, engineered for dependable spa and hot tub performance. Designed using Balboa’s patented M7™ temperature and flow sensing technology, this system provides precise water management and outstanding reliability.
Built to handle a two-speed primary pump and a one-speed secondary pump or blower, the VS501Z offers flexibility for multiple spa configurations. It also includes circuits for ozone, a circulation pump, and a 12V spa light, all enclosed within a durable, water-resistant plastic housing to protect against moisture intrusion.
Key Features
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Operates one 2-speed pump and one 1-speed pump or blower
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4.0kW heater (convertible to 1.0kW) included
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115V/230V convertible power supply
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M7™ smart sensors for temperature and flow — no external pressure switch required
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Integrated ozone, circulation pump, and 12V light circuits
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Compact, watertight housing for safety and easy installation
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UL and CSA safety approved for North America
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Compatible with mini, duplex, or standard Balboa topsides
Technical Specifications
| Specification | Value |
|---|---|
| Our part number | G4152-01 |
| Main circuit board (PCBA) | 54357-03 |
| Bare circuit board | VS500Z, PN 22972 Rev C or D |
| Software version | 43 |
| Supply voltage | 120V or 240V, 60Hz |
| Service / breaker rating | 16A on 120V, 32A on 240V; 20A/40A max breaker |
| Heater output | 4.0kW at 240V (about 25% of that on 120V) |
| Pump 1 | 2-speed, 120V in Setup 1 or 240V in Setup 2 |
| Pump 2 | A blower or 1-speed Pump 2 is required, connected to J17/26 |
| Circulation pump | 120V or 240V, optional |
| Blower | 120V in Setup 1 or 240V in Setup 2 |
| Ozone | Yes, 120V in Setup 1 or 240V in Setup 2 (same voltage as the circ pump) |
| Light | 12V spa light |
| Topside panels | VL401, VL403; VL200 mini panel (optional) with DIP A3 ON |
| Setup numbers | Setup 1 (as manufactured) and Setup 2 |
| Temperature scale | Fahrenheit or Celsius, set by DIP A8 |
| Enclosure Dimensions | 10-9/16" (H) × 12-1/4" (W) × 4-1/2" (D) |
| Manufacturer | Balboa Water Group |
| Model | VS501Z |
| Part Number (MPN) | G4152-01 |
| Heater Type | Fixed Bottom |
| Pump Configuration | Pump 1 (2-Speed), Pump 2 or Blower (1-Speed) |
| Wi-Fi Compatibility | No |
| Frequency | 60Hz |
| Mounting | Wall or Base Mount |
Compatible Topside Panels
| Description |
|---|
| Lite Duplex Digital LCD |
| Lite Duplex LCD (No Blower) |
| Lite Duplex Digital LED |
| Lite Duplex LED (No Blower) |
| Duplex Digital LCD |
| Duplex Digital (1-Jet, No Blower) |
| Duplex Digital (1-Jet, 1-Blower) |
| Duplex Digital (2-Jet, No Blower) |
| Duplex Mini Oval LCD |
| HQ Eco 200 Panel |
Dip Switch Configuration Examples
| Setup Type | Switch 1 | Switch 2 | Switch 3 | Switch 4 | Switch 5 | Switch 6 | Switch 7 | Switch 8 | Switch 9 | Switch 10 |
|---|---|---|---|---|---|---|---|---|---|---|
| 3-Button (Pump / Light / Temp) | OFF | OFF | OFF | OFF | OFF | OFF | OFF | OFF | OFF | ON |
| 4-Button (Jet / Light / Temp Down / Temp Up) | OFF | OFF | OFF | OFF | OFF | OFF | ON | OFF | OFF | ON |
| Mini Oval 3-Button (Pump / Light / Temp) | OFF | OFF | ON | OFF | ON | OFF | OFF | OFF | OFF | ON |
| Mini Oval 4-Button (Jet / Light / Temp Down / Temp Up) | OFF | OFF | ON | OFF | ON | OFF | ON | OFF | OFF | ON |
Uses
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Designed for small to medium spa systems requiring multi-pump control.
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Perfect replacement or upgrade for older Balboa VS control systems.
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Ideal for retrofit installations using compatible topside panels.
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Ensures accurate temperature, flow, and circuit control for optimal spa performance.
Why Choose This System
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Backed by Balboa’s industry-leading engineering and reliability.
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Compact, durable, and user-friendly design for technicians and installers.
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Ensures consistent heating performance and safe operation.
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Easy conversion between 115V and 230V configurations.
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Trusted worldwide for professional-grade spa system control.
Summary
The Balboa VS501Z Spa Control System (G4152-01) delivers dependable performance, advanced safety, and flexible control options for modern spas. With its M7™ technology, durable 4.0kW heater, and multi-voltage compatibility, this control box offers reliable operation in both residential and commercial environments. Whether you’re replacing an existing unit or building a new setup, the VS501Z provides the performance and reliability expected from Balboa Water Group’s Value Series.
🔧 Parts and fittings for this
| Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|
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Pump Cord, H-Q, 14/4 x 31, AMP-4 Male (R/B/W with G) | 30-1001C | 66 in stock | $12.11 | Add to cart |
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1 Speed Pump / Blower / AMP Cord | 21086 | 268 in stock | $24.71 | Add to cart |
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Balboa Amp Plug 21087 (For 2 Speed Pumps) | 21087 | 405 in stock | $31.72 | Add to cart |
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Balboa Heater Wire Connector 25696 | 25696 | 98 in stock | $13.06 | Add to cart |
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4 Button Balboa VL404 Keypad Overlay 10307 | 10307 | 28 in stock | $22.75 | Add to cart |
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Balboa Heater Cable 25263 | 25263 | 89 in stock | $19.99 | Add to cart |
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Balboa VL260 Topside Control Panel (4-Button Mini Oval LCD, Clear Bezel, Without Overlay) — Compatible with Balboa Duplex VS/GS "Z" Spa Pack Systems | G8226 | 70 in stock | $149.00 | Add to cart |
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HydroQuip Cord 30-0324-72 | 30-0324-72 | 33 in stock | $24.81 | Add to cart |
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Balboa VL404 Topside Control Panel (4-Button Rectangular LED, Without Overlay) — Compatible with Balboa Duplex Digital "E6" Spa Pack Systems | G8244 | 24 in stock | $149.00 | Add to cart |
Commonly replaced parts
Parts commonly replaced on this item that we stock.
| Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|
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Flow Thru Element, 4.0kW, Generic, 10", 230v, Titanium | 47-555-2525 | In stock | $79.99 | Add to cart |
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Balboa Light Harness 21089 | 21089 | 334 in stock | $39.49 | Add to cart |
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3 Button Balboa VL Series Keypad Overlay 11724 | 11724 | 51 in stock | $22.75 | Add to cart |
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4 Button Balboa VL Series Keypad Overlay 11745 | 11745 | 51 in stock | $21.53 | Add to cart |
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4 Button Balboa VL Series Keypad Overlay 11725 | 11725 | 100 in stock | $22.75 | Add to cart |
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Heater, FloThru, BWG BP, 4.0kW, 230v, w/ Plug-n-Click | G7412-01 | In stock | $138.71 | Add to cart |
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Balboa BP Series 4.0kW 230V Flow Thru Heater G7432 | G7432 | 66 in stock | $199.00 | Add to cart |
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