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Siemens E21B030 - Molded Case 30A 1-Pole Thermal Magnetic (120V)

Siemens
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Siemens E21B030 Circuit Breaker - Molded Case 30A 1-Pole Thermal Magnetic (120V) The Siemens E21B030 is a 1-pole molded case circuit breaker from the E Series, designed for overcurrent protection in industrial and commercial power distribution systems. It provides LI (Long-Time and Instantaneous) protection functions with a 30A current rating and a 120V voltage rating, featuring a 10kA interrupting capacity at 120V. This bolt-on breaker weighs 4 lb and utilizes thermal magnetic protection for reliable fault interruption. It complies with industry standards for single-phase applications, making it suitable for panelboards and load centers requiring compact, durable circuit protection.

Key Features & Specifications
  • Type: Molded Case, E Series, Thermal Magnetic
  • Voltage Rating: 120V
  • Current Rating: 30A
  • Poles: 1
  • Connection: Bolt-On
  • Protection: LI - Long-Time and Instantaneous
  • AIC Rating: 10kA@120V
  • Phase: 1
  • Weight: 4 lb
  • Functions: LI - Long-Time and Instantaneous
  • Family: E Series
  • Type: E
  • Item Subcategory: Molded Case


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