Square D

Square D HJA36025 25A 3 Pole Molded Case Circuit Breaker – Bolt On – 600V

In stock
SKU: HJA36025-NS GTIN/UPC: 785901507291
$999.00
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1 year warranty
30 day returns

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The Square D HJA36025 is a durable and high-performance PowerPact molded case circuit breaker designed for commercial and industrial electrical distribution systems. Featuring a thermal magnetic non-interchangeable trip unit, this breaker provides dependable overload and short-circuit protection to ensure system safety and operational continuity. Its HJA frame construction combined with a bolt-on mounting configuration offers secure installation, mechanical strength, and reliable long-term performance in demanding electrical environments. Rated for both AC and DC applications up to 600V, the HJA36025 delivers high interrupting capability for advanced fault protection in critical power systems.

Product Specifications

  • Brand: Square D
  • Model: HJA36025
  • Product Type: Molded Case Circuit Breaker (MCCB)
  • Product Series: PowerPact
  • Frame Type: HJA / H Frame
  • Rated Current: 25 Ampere
  • Number of Poles: 3 Pole
  • Trip Unit Type: Thermal Magnetic Non-Interchangeable
  • Mounting Type: Bolt On
  • Operating Temperature Reference: 40°C
  • Trip Setting: 350–750
  • Terminal Type: Load End Standard
  • Application: Commercial and Industrial Power Distribution

Technical Specifications

  • Interrupting Capacity: 100kA @ 240VAC
  • Interrupting Capacity: 65kA @ 480Y/277VAC
  • Interrupting Capacity: 25kA @ 600VAC
  • Interrupting Capacity: 20kA @ 250VDC
  • Maximum Voltage Rating: 600VAC
  • Protection Type: Overload and Short Circuit Protection
  • Connection Type: Bolt-On Connection
  • Frame Construction: Molded Case Design
  • Standard Compliance: Industrial Circuit Protection Standards

Voltage and Ratings

  • Rated Operational Voltage: 240VAC / 480Y/277VAC / 600VAC / 250VDC
  • Maximum Voltage Capacity: 600VAC
  • Current Rating: 25A
  • Pole Configuration: 3 Pole
  • Interrupting Rating at 240VAC: 100 Kiloampere
  • Interrupting Rating at 480Y/277VAC: 65 Kiloampere
  • Interrupting Rating at 600VAC: 25 Kiloampere
  • Interrupting Rating at 250VDC: 20 Kiloampere

Product Data

  • Manufacturer: Square D
  • Product Series: PowerPact HJA Frame
  • Product Condition Support: New Surplus & Certified Reconditioned
  • Warranty: 1 Year In-House Warranty
  • Installation Type: Bolt-On Mounting
  • Terminal Configuration: Load End Standard
  • Product Use: Electrical Distribution and Circuit Protection Systems

Important Note

Product images are intended for identification purposes only and may represent a standard base model configuration. Accessories purchased together with the breaker can be professionally installed at no additional cost when complete configuration details are provided during checkout. Installation, maintenance, and servicing should only be performed by qualified electrical personnel in accordance with applicable electrical codes and manufacturer recommendations. The included one-year warranty covers repairs, labor, replacement parts, and standard shipping associated with recertification, excluding damage caused by misuse, improper installation, or normal operational wear and tear.
  • Type Circuit Breakers
  • Vendor Square D
  • Brand Square D

Returns are easy

You may return items within 30 days of delivery for a refund.

FREE Shipping on orders over $149.

My Circuit Breakers offers one to five day delivery in the United States. The variation depends on the chosen shipping speed and the warehouse location for the product(s).

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In rare circumstances, My Circuit Breakers may reserve up to 5 business days to complete shipment. Feel free to contact us if your order is time sensitive.

My Circuit Breakers provides a comprehensive 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer). Extended warranties are available upon request.