The Pentair 521218 Load Center SCG Surge Board PCBA, formerly 521593, is a genuine OEM replacement designed for IntelliChlor, IntelliTouch, and EasyTouch automation systems. This surge board plays a critical role in protecting control systems from damaging power surges and voltage fluctuations. Built with advanced circuitry, it ensures stable operation and helps extend the lifespan of connected pool and spa automation components. Constructed from high-quality materials to meet PentairÕs strict standards, the board offers durable, reliable performance and installs easily for straightforward system integration.

• OEM Replacement Part: Designed for IntelliChlor, IntelliTouch, EasyTouch, PL4, and PSL4 systems, this surge board ensures full compatibility and dependable system protection.

• Comprehensive Surge Protection: Shields sensitive automation electronics from harmful power surges and fluctuations, preserving system reliability and reducing downtime.

• Advanced Circuitry Design: Incorporates sophisticated circuitry that minimizes electrical disruptions, maintaining smooth operation of control and chlorination functions.

• Durable OEM Build: Manufactured with high-quality components that meet PentairÕs standards, ensuring long-term resistance to wear and demanding pool environments.

• Hassle-Free Installation: Supplied with mounting screws and designed for direct replacement, making integration into existing Pentair load centers straightforward.

• Maintains System Safety: Essential for keeping automation and chlorination systems operating securely, supporting consistent and efficient pool management.

• Formerly 521593: Updated part number reflects PentairÕs ongoing commitment to reliable, OEM-grade replacement components.

• (1)ÊSurge Board
• (3) Screws

• Pentair IntelliTouch Automation Systems
• Pentair EasyTouch Control Systems
• Pentair EasyTouch PSL4 Control Systems
• Pentair EasyTouch PL4 Control System

Need help with the OEM Pentair Load Center SCG Surge Board PCBA 521218, formerly 521593? This section explains installation, compatibility, and troubleshooting for IntelliChlor, IntelliTouch, and EasyTouch systems, especially for customers shopping in store.

Installing the 521218 Surge Board

The 521218 board mounts inside Pentair load centers to protect automation systems. Correct installation ensures secure connections and uninterrupted protection.

How do I install the Pentair 521218 surge board in my EasyTouch panel?

Can I buy the 521218 board today at my local Discount Pool Mart?

Do I need special tools to replace the older 521593 with the new 521218?

Is the 521218 surge board compatible with IntelliChlor units?

Troubleshooting Power and Surge Issues

If your system experiences interruptions or resets, a faulty surge board could be the cause. Replacing with the 521218 helps prevent future failures.

Why does my EasyTouch system keep shutting off during storms?

Can a bad surge board cause IntelliChlor error codes?

How do I test if my 521218 surge board is functioning properly?

Is the 521218 available in store if my system fails suddenly?

Finding the Right Part In Store

The 521218 is an OEM Pentair part designed for specific systems. Carrying the SKU makes it easier to confirm availability and secure the correct replacement in person.

Where can I buy the Pentair surge board 521218 near me?

Can I confirm store stock of the 521218 before visiting?

Does Discount Pool Mart stock multiple boards if I need extras?

Is the 521218 sold with screws and mounting hardware in store?