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Siemens E42B040 - Molded Case Circuit Breaker 40A 2-Pole

Siemens
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Condition
  • Low stock - 2 items left
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Siemens E42B040 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in industrial electrical systems. It features a 40A current rating and a 480V AC voltage rating, housed within a compact, durable E Series frame with a bolt-on connection for secure installation. This two-pole, single-phase breaker utilizes a thermal-magnetic protection mechanism with long-time and instantaneous (LI) trip functions and is rated for an interrupting capacity of 18kA at 480V. It is engineered to meet stringent industry standards for safety and performance in demanding environments, making it suitable for protecting feeders, motors, and branch circuits in commercial and industrial panels.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection, E Series Frame
  • Voltage Rating: 480V AC
  • Current Rating: 40A
  • Poles: 2
  • Phase: 1
  • Connection: Bolt-On
  • Protection Functions: LI (Long-Time and Instantaneous)
  • AIC Rating: 18kA @ 480V
  • Item Subcategory: Molded Case
  • Weight: 3 lb


Product Identification
  • Manufacturer Part Number: E42B040