SKU: 99693185312

Square D QO QO250PSPD 50kA 1-Phase Surge Protective Device – Plug-On Neutral – 120/240V

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Description

Square D QO QO250PSPD 50kA 1-Phase Surge Protective Device – Plug-On Neutral – 120/240VThe Square D QO250PSPD is a 1 phase surge protective device (SPD) engineered for QO plug on neutral load centers. Manufactured by Schneider Electric under the Square D brand, it safeguards sensitive electronics and branch circuits from voltage spikes caused by lightning, utility switching, or internal transients. With a 50kA surge current rating and 20kA nominal discharge current, this SPD ensures reliable protection while its plug on neutral design

The Square D QO250PSPD is a 1-phase surge protective device (SPD) engineered for QO plug-on neutral load centers. Manufactured by Schneider Electric under the Square D brand, it safeguards sensitive electronics and branch circuits from voltage spikes caused by lightning, utility switching, or internal transients. With a 50kA surge current rating and 20kA nominal discharge current, this SPD ensures reliable protection while its plug-on neutral design allows fast, secure installation.

Voltage and Ratings

  • Voltage Rating: 120/240 Volts AC
  • Surge Current: 50kA
  • Nominal Discharge Current: 20kA
  • Short-Circuit Rating (SCCR): 22kA
  • Maximum Continuous Operating Voltage (MCOV): 150V

Key Specifications

  • Device Type: Surge Protective Device (SPD)
  • Mounting Type: Plug-On Neutral / Plug-In
  • Number of Phases: 1-Phase
  • Wiring Configuration: 3-Wire (Phase and Neutral)
  • Application: Protection of sensitive electronics and branch circuits in QO load centers
  • Enclosure Rating: NEMA 2
  • Enclosure Material: Black Plastic

Technical Specifications

  • Ambient Operating Temperature: Up to 149°F
  • Dimensions (H × W × D): 4.0 in × 1.5 in × 2.6 in
  • Weight: 0.49 lbs
  • Certifications: UL Listed, UL 1449 4th Edition, CSA C22.2 No. 269.1

Product Data

    • Brand: Square D
    • Manufacturer: Schneider Electric
    • Model Number: QO250PSPD
    • UPC: 785901475668
Shipping Notes
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 99693185312

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Reviewed in the United States on March 19, 2026
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PPeter
Boise, US
★★★★★ 1
Too large. Correct size not depicted.
SIZE 10-14... Too large. Product details says "Regular" size. Returning.
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Reviewed in the United States on March 16, 2026
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Stacey Lovejoy
Massapequa, US
★★★★★ 2
Too big
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Reviewed in the United States on March 10, 2026
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Randy Deasy
Chelsea, US
★★★★★ 5
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