💧 Control Panel, Pentair, IntelliTouch, iS4, 100ft Cord, White
Made by Pentair, manufacturer part number 521885. It is listed for the equipment shown below, so check the model on your own unit against that list. If your old part carries one of the cross-reference numbers further down, this is listed as its alternative.
📏 Specifications
| Specification | Value |
|---|---|
| Brand | Pentair |
| Manufacturer part number | 521885 |
| Model | iS4 |
| Control Panel Type | Wired |
| Cord Length | 100ft |
| Catalog description | Control Panel, Pentair, IntelliTouch, iS4, 100ft Cord, White |
✅ Listed for
- Pentair IntelliTouch Replacement Parts
🔄 Cross-reference part numbers
These part numbers are listed as alternatives for this part.
| Brand | Part number |
|---|---|
| Pentair | 521889 |
Exploded parts diagram: This part is shown on the Pentair EasyTouch & EasyTouch PL4/PSL4 Replacement Parts exploded parts diagram.
🔧 Pentair EasyTouch & EasyTouch PL4/PSL4 Replacement Parts – exploded parts diagram

The numbered parts below make up this assembly. Parts we stock are linked – click any to view.
🔧 Exploded diagram and parts
This part belongs to the Pentair EasyTouch & EasyTouch PL4/PSL4 Replacement Parts assembly. Everything listed below is something we stock for it, and the numbers match the diagram.
| No. | Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|---|
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Sensor, Temp, Pentair, EasyTouch®, IntelliTouch | 520272 | 20 in stock | $85.69 | Add to cart | |
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Terminal Block, Pentair, Compool, 12 Position | 8023312 | 2 in stock | $16.48 | Add to cart | |
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Terminal Block, Pentair, Compool, 10 Position | 8023310 | Available to order | $28.04 | ||
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Terminal Block, Pentair, Compool, 8 Position | 8023308 | Available to order | $28.83 | ||
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Terminal Block, Pentair, Compool, 6 Position | 8023306 | Available to order | $19.87 |
Complete indoor control panels
| Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|
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Indoor Control Panel, Pentair, EasyTouch, 8 Circuit | 520549 | 4 in stock | $687.14 | Add to cart |
PCBs
| Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|
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PCB, Pentair, EasyTouch®, IntelliTouch®, Com Port Expansion | 520818 | 2 in stock | $89.04 | Add to cart |
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Surge Suppressor, IntelliTouch, EasyTouch, Compool, 230v | AI201 | Available to order | $242.53 | |
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Relay, Pentair, EasyTouch, IntelliTouch, SunTouch, 3hp, DPST | 520106 | Available to order | $76.56 |
Transformers
| Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|
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Flow Switch, Pentair IntelliChlor, 1/2" Male Pipe Thread, 2A | 520736 | 10 in stock | $285.09 | Add to cart |
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Power Cord, Pentair IntelliChlor, 15 foot Extension | 520734 | 2 in stock | $309.64 | Add to cart |
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Pass-Through Cell, Pentair IntelliChlor, Winter or Start Up | 520588 | 7 in stock | $75.28 | Add to cart |
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PCB, Pentair IntelliChlor EasyTouch | 520723 | Available to order | $363.01 | |
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Transformer, Pentair, IntelliChlor, 115v/230v, 22v/39v | 520722 | 5 in stock | $323.94 | Add to cart |
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Union, Pentair IntelliChlor, Quantity 2 | 520595 | 15 in stock | $64.04 | Add to cart |
Circuit Brkr Rplcmnt 3A Ichem Et Its
| Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|
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Transceiver, Pentair QuickTouch II | 521246 | 14 in stock | $226.35 | Add to cart |
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Circuit Brkr Rplcmnt 3A Ichem Et It | 8520031Z | Available to order | $70.36 |
Xfmr Sys Clc Replacements
| Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|
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Adapter, Pentair, Compool, 2 Relays x 1 Circuit | RYALX | Available to order | $86.83 | |
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Power Cord, Pentair IntelliChlor EasyTouch, Cell | 520724 | 4 in stock | $124.60 | Add to cart |
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Terminal Block, Pentair, Compool, 4 Position | 8023304 | Available to order | $8.80 | |
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Kit Xfmr Ic Rplc Clc | 521441 | 2 in stock | $402.69 | Add to cart |
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Circuit Brkr Rplc 12A 250V | 521142Z | 11 in stock | $95.65 | Add to cart |
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Xfmr Sys Clc Replacement | 521233 | 7 in stock | $261.61 | Add to cart |
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Panel High Volt Rplc Clc Deadfront | 521051Z | 1 in stock | $173.04 |
Parts that go with this
| Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|
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Control Panel, Pentair iS4, 250ft Cable, White | 521889 | Available to order | $449.63 | Add to cart |








































