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Cutler Hammer GHBGFEP1040 - Molded Case Breaker 40A 277V

Cutler Hammer
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Cutler Hammer GHBGFEP1040 is a molded case circuit breaker designed for providing reliable overcurrent protection in commercial and industrial electrical systems. It features a 40A current rating and a 277V AC voltage rating, housed within a compact 100/GHB frame measuring 2.63 in x 4 in x 1 in and weighing 1.5 lb. This thermal-magnetic breaker utilizes a bolt-on connection with screw clamp terminals and provides combined long-time and instantaneous (LI) trip functions for comprehensive protection. It is CSA Certified and UL Listed to UL 570 standards, ensuring compliance for safety and performance. The breaker is engineered for integration into Eaton Powerline panelboards, making it suitable for lighting panels, feeder circuits, and other single-phase applications requiring a 14kA interrupting capacity at 277V.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 277V AC
  • Current Rating: 40A
  • Dimensions: 2.63 in (D) x 4 in (H) x 1 in (W)
  • Standards: UL 570
  • Applications: Commercial/Industrial Lighting Panels, Feeder Circuits
  • Switch Type: Standard Circuit Breaker
  • Configuration: Single-Pole (1P)
  • Coil Voltage Maximum: Not Applicable
  • Temp Rating: -2°C to 70°C (28°F to 158°F)
  • Shipping Dimensions: Not Specified
  • Phase: Single-Phase
  • Amperage: 40A
  • AIC rating: 14kA @ 277V
  • Connection: Bolt-On
  • Poles: 1
  • Protection: Thermal Magnetic
  • Functions: LI (Long-Time and Instantaneous Trip)
  • Frame Size: 100/GHB
  • Trip Type: Thermal Magnetic
  • Panel Type: Eaton Powerline Panelboards
  • Breaker Type: Standard
  • Control Voltage Minimum: Not Applicable
  • Control Voltage Maximum: Not Applicable
  • Certification: CSA Certified, UL Listed
  • Terminal Connection: Screw Clamp
  • Frequency Rating: Standard 50/60 Hz
  • Phase Connection: Single-Phase
  • Compatible Frames: 100/GHB Frame


Product Identification
  • UPC: 786679067451
  • GTIN: 00786679067451