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Square D HDA260401AABCSD - Molded Case 40A 600V 2-Pole Breaker

Square D
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Square D HDA260401AABCSD is a 2-pole molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. It is rated for 40 amps at 600 volts AC, with a thermal magnetic trip unit providing Long-Time and Instantaneous (LI) protection functions and an interrupting capacity of 18kA at 480V. The unit weighs 7.5 lb, features an I-Line style plug-in connection for secure panel mounting, and is constructed as a single-phase device. It complies with UL standards for safety and performance in commercial and industrial environments. This breaker is typically applied in panelboards, switchboards, and motor control centers requiring reliable branch circuit protection.

Key Features & Specifications
  • Manufacturer: Square D
  • Model: HDA260401AABCSD
  • Type: Molded Case Circuit Breaker
  • Current Rating: 40A
  • Voltage Rating: 600V AC
  • Number of Poles: 2
  • Frame Type: PowerPact H (HDA series)
  • Interrupt Rating: 18kA at 480V
  • Trip Unit: Thermal Magnetic (Long Time and Instantaneous)
  • Mounting Type: I-Line style plug-in
  • Phase: Single Phase (A & B phase connection)
  • Weight: 7.5 lb
  • UL Listed
  • Non-Interchangeable Trip