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Siemens HE42B040 - Molded Case Circuit Breaker 40A 480V 2-Pole

Siemens
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Siemens HE42B040 is a 2-pole molded case circuit breaker from the HE Series, designed to provide thermal magnetic protection for electrical circuits. It is rated for 40A at 480V with a 42kA interrupting capacity, ensuring reliable overcurrent and short-circuit protection. The unit features a bolt-on connection, weighs 5 lb, and offers LI (Long-Time and Instantaneous) trip functions for precise fault response. This breaker complies with industry standards for industrial and commercial power distribution applications, making it suitable for panelboards and switchboards in manufacturing facilities and building electrical systems.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic
  • Voltage Rating: 480V
  • Current Rating: 40A
  • Poles: 2
  • Connection: Bolt-On
  • Phase: 1
  • AIC rating: 42kA@480V
  • Functions: LI - Long-Time and Instantaneous
  • Family: HE Series
  • Weight: 5 lb
  • Standards: Industry standard for industrial applications
  • Applications: Industrial power distribution, panelboards, switchboards


Product Identification
  • UPC: Not specified
  • GTIN: Not specified