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Square D QO2175SB QO Loadcentre Surge Protective Device

Plug-in SPDs for QO loadcentres

Plug-in SPDs for QO loadcentres that are installed internally within the loadcentre and are designed to protect the home’s electricalsystem and hard-wired appliances from surges.

Schneider Eletric
Square D QO2175SB QO Loadcentre Surge Protective Device
  • Features

    The QO Surge Protection Advantage

    Superior Performance: Square D brand QO loadcentre SPDs utilize high-energy circuitry that provides surge suppression from severe transient activity. Each MOV is individually fused.
    Direct bus connection: Directly connected to the equipment bus, the QO2175SB delivers superior surge suppression performance by providing the shortest lead lengths.
    Easy Installation: Quick plug-on device for use in a QO loadcentre. The SPD requires two adjacent mounting spaces.
    Small footprint and cost: Compact and affordable surge suppressor
    Warranty: The QO2175SB covers up to $10,000 in downstream connected equipment damages and is valid for a period up to 3 years.
    Part number: QO2175SB


    • Meets requirements of NEC Article 285
    • UL and cUL Listed
    • UL 1449 3rd Edition Listed Type 2 Surge Protective Device
    • Meets ANSI/IEEE C62.11-1987 and CAN/CSA C223.1-87
    • Use with Homeline load centers and combination service entrance devices
    • LED indicator shows operational status of the unit


    • Residential & Small Business
    • Electrical Protection, Control, and Monitoring Solutions
    • Whole home or building surge protection
    • Solar for Residential
    • Temperature Control
    • Uninterruptible Power Supply (UPS)
    • Electric Vehicle Charging
    • Load Centers/CSED/Metering
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