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Square D EH14045 - Molded Case Circuit Breaker 45A 480V

Square D
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Square D EH14045 is a 1-pole molded case circuit breaker from the EH Series, designed for thermal-magnetic overcurrent protection with LI (Long-Time and Instantaneous) trip functions. It is rated for 45A at 480V AC, 1-phase, with a plug-in connection and an AIC rating of 14kA at 277V. Weighing 2 lb, this unit features a compact construction suitable for industrial panelboards and load centers, complying with applicable UL and NEMA standards for branch circuit protection in commercial and light industrial applications.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Voltage Rating: 480V AC
  • Current Rating: 45A
  • Poles: 1
  • Connection: Plug-In
  • Protection: Thermal Magnetic
  • AIC rating: 14kA@277V
  • Phase: 1
  • Functions: LI - Long-Time and Instantaneous
  • Family: EH Series
  • Weight: 2 lb
  • Standards: UL, NEMA
  • Applications: Branch circuit protection in industrial panelboards and load centers