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Square D MAL26400 - Molded Case Circuit Breaker 400A 600V 2-Pole

Square D
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Square D MAL26400 is a 2-pole, 400-amp molded case circuit breaker from the MAL Series, designed to provide thermal-magnetic protection with LI (Long-Time and Instantaneous) trip functions for industrial and commercial power distribution systems. It operates at a voltage rating of 600V and delivers a 30kA interrupting capacity at 480V, ensuring robust fault current interruption. The unit features an M Frame size with a feed-thru connection, weighs 40 lb, and is constructed for panel mount installations. This breaker complies with industry standards for molded case circuit breakers and is suitable for single-phase applications requiring reliable overcurrent protection. Typical applications include main or branch circuit protection in switchboards, panelboards, and industrial control panels.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Manufacturer: Square D
  • Family: MAL Series
  • Model: MAL26400
  • Poles: 2
  • Current Rating: 400A
  • Voltage Rating: 600V
  • Interrupt Rating: 30kA@480V
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: M Frame
  • Connection: Feed-Thru
  • Phase: 1
  • Weight: 40 lb
  • Mounting Type: Panel Mount


Part Number: MAL26400