Cutler Hammer CHB140 - Molded Case Breaker 40A 1P 120V
Cutler Hammer CHB140 - Molded Case Breaker 40A 1P 120V
Cutler Hammer CHB140 - Molded Case Breaker 40A 1P 120V
Cutler Hammer CHB140 - Molded Case Breaker 40A 1P 120V
Cutler Hammer CHB140 - Molded Case Breaker 40A 1P 120V
Cutler Hammer CHB140 - Molded Case Breaker 40A 1P 120V

Cutler Hammer CHB140 - Molded Case Breaker 40A 1P 120V

Cutler Hammer
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Cutler Hammer CHB140 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in industrial and commercial electrical systems. It features a 40A current rating and a 120V AC voltage rating, with a compact bolt-on design measuring 3.7 in (L) x 3.5 in (H) x 1.5 in (W) and a weight of 0.55 lb. The breaker is UL 489 certified and operates effectively across a wide temperature range from -25°C to 70°C (-13°F to 158°F). Its thermal-magnetic protection with long-time and instantaneous (LI) trip functions makes it suitable for safeguarding branch circuits, panelboards, and motor control applications.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 120V AC
  • Current Rating: 40A
  • Dimensions: 3.7 in x 3.5 in x 1.5 in (Length/Depth x Height x Width)
  • Weight: 0.55 lb
  • Standards: UL 489
  • Applications: Industrial & Commercial Branch Circuit Protection, Panelboards, Motor Control
  • Switch Type: Circuit Breaker
  • Configuration: Single-Pole (1P)
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Phase: 1
  • AIC Rating: 10kA @ 120V
  • Connection: Bolt-On
  • Poles: 1
  • Protection: Thermal Magnetic
  • Functions: LI (Long-Time and Instantaneous Trip)
  • Wire Size: AWG 8 to AWG 4
  • Certification: UL 489
  • Family: CHB Series
  • Country of Origin: Dominican Republic


Product Identification
  • UPC: 782113112381
  • GTIN: 00782113112381