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Square D HJA260304AA - Molded Case Circuit Breaker 30A 600V

Square D
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Square D HJA260304AA is a 2-pole, 30A molded case circuit breaker from the PowerPact H-Frame series, designed to provide thermal magnetic protection against overloads and short circuits in commercial and industrial power distribution systems. It is rated for 600VAC operation with a high interrupting capacity of 65kA at 480V, and utilizes an LI (Long-Time and Instantaneous) trip function for precise overcurrent response. The unit features an I-Line style plug-in mounting for secure installation in compatible panelboards, weighs 7.5 lb, and is constructed as a single-phase device. This circuit breaker complies with industry standards for molded case breakers, ensuring reliable performance in demanding environments. Typical applications include branch circuit protection, feeder protection, and main disconnect duties in commercial buildings, industrial plants, and heavy machinery.

Key Features & Specifications
  • Manufacturer: Square D
  • Series/Frame: PowerPact H-Frame
  • Type: Molded Case Circuit Breaker
  • Poles: 2
  • Rated Current: 30A
  • Voltage Rating: 600V
  • Interrupt Rating: 65kA @ 480V
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Connection: I-Line Style Plug-In
  • Phase: 1
  • Weight: 7.5 lb
  • Application: Commercial and Industrial


Part Number: HJA260304AA