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Square D HJA260204AABCSK - Molded Case Circuit Breaker 20A 2-Pole

Square D
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Square D HJA260204AABCSK is a 2-pole molded case circuit breaker from the Powerpact HJA series, designed to provide overcurrent protection in industrial and commercial power distribution systems. This unit is rated for 20A at 600V AC and offers a 65kA interrupting capacity at 480V AC, utilizing thermal magnetic trip protection with long-time and instantaneous (LI) functions. The breaker features an I-Line style plug-in connection for Class 611/612 panelboards and switchboards, weighs 5.19 lb, and is current limiting with a non-interchangeable trip unit suitable for reverse fed installations. It complies with UL, CSA, and CE standards for reliable performance. Typical applications include branch circuit protection in switchboards, panelboards, and other power distribution equipment.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Manufacturer: Square D
  • Series/Frame: Powerpact HJA
  • Current Rating: 20A
  • Voltage Rating: 600V AC
  • Poles: 2
  • Phase: 1
  • Interrupt Rating: 65kA @ 480V AC
  • Protection Type: Thermal Magnetic, Current Limiting
  • Trip Functions: LI - Long-Time and Instantaneous
  • Trip Unit: Non-Interchangeable
  • Connection: I-Line Style Plug-In
  • Weight: 5.19 lb
  • Certifications: UL, CSA, CE


Part Number: HJA260204AABCSK