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Siemens BQ2B04500S01 - Circuit Breaker 45A 2-Pole

Siemens
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Siemens BQ2B04500S01 is a 2-pole molded case circuit breaker from the BQ Series, designed to provide overload and short circuit protection via a thermal magnetic trip unit. It is rated for 45A at 240V with a 10kA interrupting capacity and includes a non-interchangeable 120V shunt trip for remote disconnection. The unit features a 125A/BQ frame, bolt-on mounting, and lug terminals, weighing 1.08 lb. It is UL Listed, HACR Rated, and CSA certified, meeting standards for reliable performance in Siemens panelboards. This breaker is suited for general purpose electrical distribution in commercial and industrial applications.

Key Features & Specifications
  • Type: BQ
  • Poles: 2
  • Current Rating: 45A
  • Voltage Rating: 240V
  • AIC rating: 10kA@240V
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: 125A/BQ
  • Connection: Bolt-On
  • Terminal Connection: Lug
  • Breaker Type: Shunt Trip
  • Additional Info: complete with non-interchangeable 120V shunt trip
  • Phase: 1
  • Panel Type: Siemens Panelboards
  • Weight: 1.08 lb
  • Standards: HACR Rated, UL Listed
  • Certification: CSA, HACR, UL
  • Country of Origin: Mexico


Product Identification
  • UPC: 662643781335
  • GTIN: 00662643781335