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Siemens HE42B100 - Molded Case Circuit Breaker 100A 480V 2-Pole

Siemens
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Siemens HE42B100 is a 2-pole molded case circuit breaker from the HE Series, designed to provide overcurrent protection through a thermal-magnetic trip unit with LI (Long-Time and Instantaneous) functions. It is rated for 100 amps at 480 volts AC, with a high interrupting capacity of 42kA at 480V, and features a bolt-on connection for secure installation in electrical panels. The breaker weighs 5 lb and is constructed for single-phase applications, offering reliable performance in demanding industrial environments. It meets industry standards for safety and performance, including UL listing certification. This circuit breaker is typically used in commercial and industrial power distribution systems for branch circuit protection.

Key Features & Specifications
  • Type: Molded Case
  • Family: HE Series
  • Functions: LI - Long-Time and Instantaneous
  • Voltage Rating: 480V AC
  • Current Rating: 100A
  • Poles: 2
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC Rating: 42kA at 480V
  • Phase: 1
  • Weight: 5 lb
  • Certifications: UL listed