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Square D LHL26400 - Molded Case Circuit Breaker 400A 600V 2-Pole

Square D
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Square D LHL26400 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in industrial power distribution systems. It features a 400A current rating and a 600V AC voltage rating, housed within a compact H-frame construction measuring 279.4 mm H x 152.4 mm W x 148.34 mm D and weighing 14.29 lb. The breaker is certified to CSA, IEC, and UL standards and utilizes a thermal-magnetic trip unit with Long-Time and Instantaneous (LI) functions for coordinated protection. Its feed-thru lug connection and compatibility with wire sizes up to 600 kcmil make it suitable for main feeder and branch circuit applications in commercial and industrial panels.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, LHL Series
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Dimensions: 11 in (279.4 mm) H x 6 in (152.4 mm) W x 5.84 in (148.34 mm) D
  • Standards: CSA, IEC, UL Listed
  • Applications: Industrial Power Distribution, Main Feeders, Branch Circuits
  • Switch Type: Circuit Breaker
  • Configuration: Fixed
  • Poles: 2
  • Connection: Feed-Thru
  • Terminal Connection: Lug
  • Phase: 1
  • AIC Rating: 35kA @ 480V
  • Protection: Thermal Magnetic
  • Functions: LI (Long-Time and Instantaneous)
  • Frame Size: H
  • Wire Size: AWG 1, 600 kcmil (Aluminium/Copper); AWG 1, 250 kcmil (Aluminium/Copper)
  • Certification: CSA, IEC, UL Listed
  • Weight: 14.29 lb


Product Identification
  • UPC: 785901042259
  • GTIN: 00785901042259