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Square D QO250PSPD QO Plug-on Neutral SPD Whole Home Surge Protection Device

A high performance, easy to install surge suppressor designed for installation into QO/Homeline residential plug-on neutral load centers.

This device reduces surges that might otherwise overwhelm plug strips and damage connected household equipment. It also provides surge suppression for important items that are not compatible with plug strips such as washers, dryers, refrigerators, stoves, and lighting.

Square D QO250PSPD QO Plug-on Neutral SPD Whole Home Surge Protection Device
  • Features

    It is estimated, that modern homes have up to $15,000 worth of electronics, and may experience up to 100 surges per month that can degrade or damage your electronics shortening their life. Enjoy piece of mind, while saving time and money on installation with the industry’s easiest to install whole home Surge Protective Device.

    Superior Performance
    Square D brand Surgelogic QO loadcenter SPD’s utilize high-energy circuitry that provides surge suppression from severe transient activity. Each MOV is individually fused. Directly connected to the equipment bus, the QO250PSPD delivers superior surge suppression performance by eliminating lead lengths.

    Easy Installation
    Quick Plug-on Neutral device for use in a QO Plug-on Neutral load centers. The SPD requires two adjacent mounting spaces. QO Plug-on Neutral SPD is the quickest way to install whole home surge protection, and ease of installation saves time and money!

    The QO250PSPD warranty is 5 year/$50,000 downstream connected equipment protection.


    The QO Plug-on Neutral Surge Protective Device Advantage

    • Whole Home Surge Protection for use with Square D QO Plug-on Neutral load centers
    • Plug-on Neutral connectivity — Easy to install, no wiring needed
    • Provides whole home surge protection for electronics that may or may not be protected by surge strips. 50kA surge current capacity from internal and external surges
    • Easy-to-understand visual status: LED indicator lights: Lets you know when the SPD is actively protecting your home
    • Peace of mind: 5 year/$50,000 connected equipment limited liability warranty


    • Residential Applications — Use with QO Plug-on Neutral ready load centers
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