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Siemens E21B020 - Molded Case Circuit Breaker, 20A 1P 120V

Siemens
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Siemens E21B020 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in single-phase electrical systems. It features a 20A current rating and a 120V voltage rating, with a 10kA interrupting capacity at its rated voltage. This single-pole, bolt-on thermal magnetic breaker is part of the E Series family, constructed with a durable molded case and weighing 4 lb, and it incorporates LI (Long-time and Instantaneous) trip functions for coordinated protection. The device is engineered to meet relevant industry standards for safety and performance. Its typical applications include protection for branch circuits, lighting panels, and industrial control equipment.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 120V AC
  • Current Rating: 20A
  • Poles: 1
  • Phase: 1
  • AIC Rating: 10kA @ 120V
  • Functions: LI (Long-Time and Instantaneous)
  • Connection: Bolt-On
  • Family: E Series
  • Weight: 4 lb
  • Protection: Thermal Magnetic