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Pentair IntelliCenter i8P Personality Card Circuit Board | 521977Z

Pentair SKU: 521977Z
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Pentair IntelliCenter i8P Personality Card Circuit Board 521977Z - Pool Automation - img - 7

Pentair IntelliCenter i8P Personality Card Circuit Board | 521977Z

Pentair SKU: 521977Z
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$599.99 Regular price $699.99
Instant Savings: $100Sale price $599.99
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Questions about returns? View our return policy.
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Pentair IntelliCenter i8P Personality Card Circuit Board | 521977Z

The Pentair IntelliCenter i8P Personality Card Circuit Board (521977Z) is the brain of your Pentair IntelliCenter i8P Pool Control System. This replacement PCBA (printed circuit board assembly) with integrated personality control logic manages equipment sequencing, schedules, and automation logic for pumps, heaters, lights, valves, and other pool/spa components when installed in your IntelliCenter i8P panel.

What This Part Is For

This personality card is specifically designed for the Pentair IntelliCenter i8P series automation control system. It replaces the original control board if it becomes damaged, fails, or shows erratic behavior — helping restore full automation control without replacing the entire power center assembly.

Features & Benefits

  • OEM-style replacement personality card for IntelliCenter i8P systems
  • Controls automation logic for pumps, lights, heaters, and accessories
  • Restores scheduling, sequencing, and system logic functions
  • Designed for long-lasting performance in Pentair automation panels

Installation Notes

  • Turn off power to the automation panel before servicing
  • Remove the faulty personality board and label any disconnected cables
  • Install the replacement board and reconnect wiring per original routing
  • Restore power and test scheduled operations and equipment functions

Maintenance Tips

  • Inspect wiring and connections periodically for secure fit and corrosion
  • Keep the panel enclosure dry and free of debris
  • Update firmware/software when available to maintain performance and compatibility

Related Products

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.