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Cutler Hammer BR140 - 40A Single-Pole Circuit Breaker (10kA AIC)

Eaton
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Cutler Hammer BR140 is a single-pole, plug-in molded case circuit breaker designed to provide reliable overcurrent protection for 120V AC branch circuits. It features a 40A current rating and a 10kA interrupting capacity at 120V AC, utilizing a thermal-magnetic trip mechanism for both long-time delay and instantaneous short-circuit protection. The compact unit measures 3" x 3" x 1" and is constructed for use in Type BR loadcenters, accepting copper or aluminum conductors from #14 to #4 AWG. It is UL 489 listed and manufactured in the United States, making it suitable for residential and light commercial electrical distribution panels.

Key Features & Specifications
  • Type: Single-pole, plug-in, molded case circuit breaker with thermal-magnetic protection
  • Voltage Rating: 120V AC
  • Current Rating: 40A
  • Dimensions: 3 in (H) x 3 in (D) x 1 in (W)
  • Standards: UL 489
  • Applications: Residential and light commercial branch circuit protection in Type BR loadcenters
  • Switch Type: Circuit Breaker
  • Configuration: Plug-In
  • Phase: 1
  • AIC rating: 10kA @ 120V
  • Connection: Plug-In
  • Poles: 1
  • Protection: Thermal Magnetic
  • Functions: Long-Time and Instantaneous (LI) Trip
  • Breaker Type: BR
  • Wire Size: #14 to #4 AWG Copper/Aluminum
  • Certification: UL 489
  • Panel Type: Type BR Loadcenters
  • Family: BR Series
  • Country of Origin: United States
  • Weight: 0.3 lb


Product Identification
  • UPC: 786676362252
  • GTIN: 00786676362252