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Square D LIP26400 - Molded Case Circuit Breaker 400A 600V 2-Pole

Square D
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Square D LIP26400 is a 2-pole, 400A molded case circuit breaker from the PowerPact L Frame series, designed for thermal-magnetic overload and short-circuit protection in commercial and industrial power distribution systems. It operates at a maximum voltage rating of 600V and delivers a high interrupting capacity of 200kA at 480V, with a 1-phase configuration and LI (Long-Time and Instantaneous) trip functions. The unit features a bolt-on connection and weighs 35 lb, built for unit mount installation with a robust L Frame construction. This breaker complies with UL 489 standards, ensuring reliable performance in demanding environments. Typical applications include main and feeder protection in switchboards, panelboards, and industrial control panels.

Key Features & Specifications
  • Manufacturer: Square D
  • Item Subcategory: Molded Case
  • Family: LIP Series
  • Type: LIP
  • Weight: 35 lb
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: L Frame
  • Voltage Rating: 600V
  • Poles: 2
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC rating: 200kA@480V
  • Phase: 1
  • Current Rating: 400A
  • Series: PowerPact L Frame
  • Amperage: 400A
  • Mounting Type: Unit Mount
  • Interrupt Rating: 35kA @ 480V
  • Interrupt Rating: 25kA @ 600V
  • Interrupt Rating: 65kA @ 240V
  • Trip Unit: Thermal-Magnetic
  • Certification: UL 489 Listed


Part Number: LIP26400