Pentair iS4 Spa-Side Remote Control 4 Button, 150' Cord, Gray | 521887
Pentair
SKU: 521887
Pentair iS4 Spa-Side Remote Control, 4-Button (White) with 150 ft Cable | 521887
The Pentair 521887 iS4 is a wired spa-side remote control that gives you convenient, in-water control of key pool/spa functions through compatible Pentair automation systems. With four programmable buttons and a long 150 ft cable, it’s ideal for controlling features like jets, blower, lights, and heater functions without leaving the spa.
Key Features
- 4-button spa-side control: quick access to commonly used functions while you’re in the spa.
- Wired reliability: direct wired connection to the automation system (no batteries required).
- 150 ft cable: supports longer equipment-pad runs and flexible installation layouts.
- Outdoor-rated housing: splash-proof and weather-resistant when installed correctly.
- Soft-touch button design: made for easy operation with wet hands.
Compatibility
- Works with: Pentair EasyTouch control systems (where iS4 spa-side is supported/configured)
- Works with: Pentair IntelliTouch control systems (where iS4 spa-side is supported/configured)
- Also used with: Compool CP Series systems in compatible configurations
Specifications
- Brand: Pentair
- Part Number: 521887
- Model: iS4 Spa-Side Remote
- Buttons: 4
- Type: Wired spa-side remote/control panel
- Cable Length: 150 ft
- Voltage (control signal): 5 VDC (low-voltage control)
- Color: White
Installation Notes
- Do not install below the waterline: the remote is splash-proof/weather-resistant but should not be permanently submerged.
- Mount the remote above the highest sustained water level of the spa.
- Route the cable away from heat sources and sharp edges; protect it from pinch points.
- Automation wiring and configuration should be performed by a qualified pool professional.
- Some systems allow installing two iS4 remotes; when supported, they typically mirror the same functions.
Common Reasons to Replace
- Buttons are unresponsive, intermittent, or physically damaged
- Housing is cracked, faded, or compromised from sun/chemical exposure
- Cable is cut, abraded, or has moisture intrusion
- Upgrading a spa for easier feature control without leaving the water
Related Products
- Search Aqua Pool Supply for 521887
- Pentair EasyTouch parts & accessories
- Pentair IntelliTouch parts & accessories
- Spa-side remotes
- Pentair valve actuators
- Pool automation accessories
Maintenance Tips
- Rinse the button surface occasionally to reduce chemical residue buildup and extend button life.
- If buttons become intermittent, inspect cable routing and connections at the control panel for corrosion or loose terminals.
- Keep the mounting location out of direct sprinkler spray and avoid high-pressure washing around the remote.
Questions about returns? View our return policy.
Hours Of Operation:
Monday - Friday: 7:00 am to 5:00 pm Phoenix Time
Saturday: 8:00 am to 2:00 pm
Sunday: Closed
- We do not ship on Saturday or Sunday.
- Orders totaling more than $300 will require signature confirmation upon delivery.
- We process and prepare orders for shipment within 1 business day. Please note that many other pool supply retailers require 3–5 days of handling time before shipping.
- Orders placed after 1:00 pm Phoenix Time may not be eligible for same-day shipment.
- Expedited shipping options are available at checkout.
Return Policy:
- Products that are received damaged will receive a refund in store credit.
- Most products are eligible for return within 30 days of receipt, except where noted below.
- To initiate a return, please complete an RMA form prior to sending your item back.
- Original shipping costs are non-refundable and will be deducted from the return credit.
- Items returned missing accessories or original packaging, or that are not in the same condition as received, may be subject to a restocking fee of up to 100% depending on the condition of the item upon return.
- Some returns will be charged an automatic 15% restocking fee.
- We are unable to issue refunds for items that have been damaged or rendered inoperable due to installer error.
- Please complete the return form to receive your RMA number and return shipping label.
- Chemical products are not eligible for return under any circumstances.
- The Pentair Colorsync 618031 is not eligible for return.
- Pool cleaners are not eligible for return.
- Opened seals and o-rings are not eligible for return.
- Capacitors are not eligible for return.
- Plastic popup tools are not eligible for return.
- Automation components and circuit boards are not eligible for return.
- If a light is returned due to a reported malfunction and is found to be fully operational upon testing, return shipping costs and a restocking fee will be deducted from the refund.
- Orders refused at the time of delivery will be subject to the original shipping costs being deducted from the refund.
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