Square D HJA36125 - Molded Case Circuit Breaker 125A 600V 3P
Square D HJA36125 - Molded Case Circuit Breaker 125A 600V 3P
Square D HJA36125 - Molded Case Circuit Breaker 125A 600V 3P
Square D HJA36125 - Molded Case Circuit Breaker 125A 600V 3P
Square D HJA36125 - Molded Case Circuit Breaker 125A 600V 3P
Square D HJA36125 - Molded Case Circuit Breaker 125A 600V 3P
Square D HJA36125 - Molded Case Circuit Breaker 125A 600V 3P
Square D HJA36125 - Molded Case Circuit Breaker 125A 600V 3P
Square D HJA36125 - Molded Case Circuit Breaker 125A 600V 3P
Square D HJA36125 - Molded Case Circuit Breaker 125A 600V 3P

Square D HJA36125 - Molded Case Circuit Breaker 125A 600V 3P

Square D
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Square D HJA36125 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase industrial power distribution systems. It features a 125A current rating and a 600V AC voltage rating, housed within a compact H-frame construction measuring 163 mm x 104 mm x 86 mm (HxWxD) and weighing 9.061 lb. The breaker complies with UL, CSA, NEMA, NOM, and IEC 60947-2 standards and is built for an operating temperature range of -25 to 70 °C. Its typical applications include protecting feeders and branch circuits in commercial and industrial panelboards and switchboards.

Key Features & Specifications
  • Type: HJA Series, Molded Case, Thermal Magnetic Protection, I-Line Style Plug-In
  • Voltage Rating: 600V AC
  • Current Rating: 125A
  • Dimensions: 6.4 in (163 mm) H x 4.09 in (104 mm) W x 3.4 in (86 mm) D
  • Weight: 9.061 lb
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
  • Applications: Industrial power distribution, panelboards, switchboards
  • Switch Type: Circuit Breaker
  • Configuration: Plug-In
  • Temp Rating: -25 to 70 °C (-13 to 158 °F)
  • Phase: 3
  • AIC Rating: 65kA @ 480V
  • Connection: I-Line, Lug
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: LI (Long-Time and Instantaneous Trip)
  • Frame Size: H
  • Wire Size: 14 AWG to 3/0 AWG (Copper/Aluminum)
  • Certification: UL, CSA, NOM
  • Phase Connection: ABC
  • Terminal Connection: I-Line, Lug
  • Family: Powerpact
  • Country of Origin: Mexico


Product Identification
  • UPC: 785901600992
  • GTIN: 00785901600992