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Siemens MQJ370 - Molded Case Breaker 70A 3-Pole 240V

Siemens
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Siemens MQJ370 Circuit Breaker - 70A 3-Pole 240V Thermal Magnetic Molded Case The Siemens MQJ370 is a 3-pole molded case circuit breaker from the MQJ Series, designed for thermal magnetic overcurrent protection with LI (Long-Time and Instantaneous) trip functions. It is rated for 240V AC, 70A continuous current, and a 10kA interrupting capacity at 240V, with a 3-phase configuration and bolt-on connection for secure panel mounting. This compact unit weighs 4 lb and features a robust molded case construction suitable for industrial environments. It complies with UL and NEC standards for branch circuit protection in commercial and light industrial applications. Typical uses include protecting feeders, motors, and distribution panels in manufacturing facilities, data centers, and electrical rooms.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Voltage Rating: 240V AC
  • Current Rating: 70A
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC Rating: 10kA@240V
  • Functions: LI - Long-Time and Instantaneous
  • Weight: 4 lb
  • Family: MQJ Series
  • Item Subcategory: Molded Case


Product Identification
  • UPC: 040892531114
  • GTIN: 00040892531114