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Cutler Hammer BQ2402120 - 2-Pole Circuit Breaker 40A 240V

Cutler Hammer
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Cutler Hammer BQ2402120 is a molded case circuit breaker designed to provide reliable overcurrent and short-circuit protection for residential and light commercial electrical systems. It features a 40A current rating and a 240V AC voltage rating, housed in a compact 3" x 3" x 2" (LxHxW) enclosure with a lug terminal connection for secure wiring. This two-pole, feed-thru breaker utilizes thermal-magnetic protection with long-time and instantaneous (LI) trip functions and is fully compliant with UL 489, CSA, and HACR standards, including Federal Specification W-C375. It is specifically engineered for installation in Type BR loadcenters, offering a 10kA interrupting capacity at 240V for robust fault protection in single-phase applications.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, BQ Series
  • Voltage Rating: 240V AC
  • Current Rating: 40A
  • Dimensions: 3 in (L) x 3 in (H) x 2 in (W)
  • Standards: UL 489 Listed, CSA Certified, HACR Rated, Federal Spec W-C375
  • Applications: Type BR Loadcenters for Residential/Light Commercial
  • Poles: 2
  • Connection: Feed-Thru, Lug Terminal
  • Phase: 1
  • AIC Rating: 10kA @ 240V
  • Functions: LI (Long-Time and Instantaneous)
  • Protection: Thermal Magnetic
  • Panel Type: Type BR Loadcenters
  • Certification: UL 489, Federal Specifications Classification W-C375
  • Weight: 0.7 lb
  • Country of Origin: Dominican Republic


Product Identification
  • UPC: 786676371650
  • GTIN: 00786676371650