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Eaton HFD1045BP10 - Molded Case Circuit Breaker 45A

Cutler Hammer
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Eaton HFD1045BP10 is a single-pole molded case circuit breaker from the Series C family, designed to provide long-time and instantaneous (LI) overcurrent protection via a fixed thermal-magnetic trip mechanism. This 45A rated unit operates at 277 VAC and features a compact F Frame construction with a bolt-on connection for secure panel mounting. Weighing 2 lb, the breaker delivers a high interrupting capacity of 65 kA at 277 VAC and is UL Listed for reliable performance in industrial applications such as branch circuit protection in distribution panels and motor control centers.

Key Features & Specifications
  • Manufacturer: Eaton
  • Item Subcategory: Molded Case
  • Family: Series C
  • Type: HFD
  • Weight: 2 lb
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: F Frame
  • Voltage Rating: 277 ACV
  • Poles: 1
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC rating: 65kA@277V
  • Phase: 1
  • Current Rating: 45A
  • Amperage Rating: 45 A
  • Voltage Rating: 347 Vac, 125 Vdc
  • Number of Poles: Single-pole
  • Frame: F-frame
  • Circuit Breaker Type: HFD
  • Trip Type: Fixed thermal, fixed magnetic
  • Interrupt Rating: 100 kAIC at 240 Vac, 65 kAIC at 480 Vac
  • Frequency Rating: 50/60 Hz
  • Certifications: UL Listed