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Square D HEPD50 50kA 120/240V Type 1 Whole-Home Surge Protector
Square D HEPD50 50kA 120/240V Type 1 Whole-Home Surge Protector

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Square D

Square D HEPD50 50kA 120/240V Type 1 Whole-Home Surge Protector

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SKU: HEPD50 NEW
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$77.20
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Overview

The Square D HEPD50 is a Type 1 whole-home surge protective device for 120/240 VAC, single-phase, 3-wire systems with an isolated ground. Its universal nipple-mount design works with compatible load centers from any manufacturer and provides 50 kA surge protection per phase.

Key Features

  • Protection: 50 kA surge protection per phase, 10 kA nominal discharge current, 150 V MCOV, and 25 kA short-circuit current rating.
  • Installation: Close-nipple mounting beside the load center supports side or bottom entry and short conductor lengths.
  • Compatibility: Designed for 120/240 VAC, single-phase, 3-wire systems with an isolated ground.
  • Durability: NEMA 4X housing supports indoor or outdoor installations.
  • Status: Green LED provides a clear normal-operation indication.
  • Standards: UL listed Type 1 surge protective device.

Specifications

  • Model: HEPD50
  • Brand: Square D
  • Series: HEPD
  • Voltage: 120/240V
  • Phase: 1 Phase
  • System Configuration: 1 Phase, 3-Wire (Isolated Ground)
  • SPD Type: Type 1
  • Maximum Surge Current: 50 kA per phase
  • Nominal Discharge Current: 10 kA
  • Maximum Continuous Operating Voltage: 150 V
  • Short-Circuit Current Rating: 25 kA
  • Mounting Type: Close-Nippled, Side-Mounted
  • Enclosure Rating: NEMA 4X
  • Status Indication: 1 Green LED: Normal Operation
  • Certifications: UL Listed

Common Applications

  • Whole-home protection for appliances, HVAC equipment, lighting, and electronics.
  • Residential load centers where a universal externally mounted SPD is required.
  • Indoor or outdoor electrical service equipment requiring a NEMA 4X enclosure.

Free shipping on eligible orders over $90. Our shipping cutoff is 3 PM, Monday–Friday. Available shipping services and delivery estimates are shown at checkout.

See our shipping policy for eligibility and exclusions. Orders are delivered; our warehouse is closed to the public.

Your product is covered by a 12 month Warranty or more if you opted for the extended warranty. Make sure you register your product.

Product Specifications

  • Brand Square D
  • Series HEPD
  • Model HEPD50
  • Breaker Type NA
  • Power Source NA
  • Phase 1 Phase
  • Voltage 120/240V
  • AIC Interrupting Rating NA
  • Terminal Connection NA
  • Mounting Type Close-Nippled, Side-Mounted
  • Certifications UL Listed