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Eaton HFD1040BP10 - Molded Case 40A 277V (F Frame)

Cutler Hammer
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Eaton HFD1040BP10 is a molded case circuit breaker from the Series C family, designed for overcurrent protection in industrial power distribution systems. This single-pole, 40A unit operates at 277V AC with a 65kA interrupting capacity, utilizing thermal-magnetic protection for LI (long-time and instantaneous) fault response. The F Frame breaker features a bolt-on connection, weighs 2 lb, and is constructed for reliable performance in demanding environments. It complies with industry standards for molded case circuit breakers, ensuring safe and consistent operation. Typical applications include branch circuit protection in commercial and industrial panelboards, motor control centers, and lighting systems.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic
  • Voltage Rating: 277 ACV
  • Current Rating: 40A
  • Dimensions: F Frame
  • Standards: UL, CSA
  • Applications: Branch circuit protection in panelboards, motor control centers, lighting systems
  • Switch Type: Toggle
  • Configuration: 1 Pole
  • Coil Voltage Maximum: N/A
  • Temp Rating: 40°C
  • Shipping Dimensions: N/A
  • Phase: 1
  • Voltage: 277V
  • Amperage: 40A
  • AIC rating: 65kA@277V
  • Connection: Bolt-On
  • Poles: 1
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: F Frame
  • Trip Type: Thermal Magnetic
  • Panel Type: N/A
  • Breaker Type: HFD
  • Control Voltage Minimum: N/A
  • Control Voltage Maximum: N/A
  • MCM Size: N/A
  • Metal Type: N/A
  • Panel Style: N/A
  • Bus Type: N/A
  • Fuse Class: N/A
  • Insulation Temperature: N/A
  • Inductance: N/A
  • Impedance: N/A
  • Barrels: N/A
  • Class Rating: N/A
  • Diameter: N/A
  • Velocity: N/A
  • Clip Center: N/A
  • Clas: N/A
  • Mounting: Bolt-On
  • Hz: 50/60
  • Coil Material: N/A
  • Horse Power: N/A
  • Aux Contacts: N/A
  • CPT: N/A
  • Full Load Amps: 40A
  • Dist Voltage: N/A
  • Bucket Size: N/A
  • Bucket Style: N/A
  • Bucket Type: N/A
  • Full Load Amp Maximum: 40A
  • Full Load Amp Minimum: 40A
  • Enclosure: N/A
  • Relay Style: N/A
  • Coil Voltage Minimum: N/A
  • Wire: N/A
  • Amperage Maximum: 40A
  • Amperage Minimum: 40A
  • Nema Rating: N/A
  • Switch Style: Toggle
  • Wire Size: N/A
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Bolt-On
  • Terminal Connection: Bolt-On
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 1
  • Standards: UL 489, CSA C22.2
  • Compatible Frames: F Frame
  • Installation Type: Fixed
  • Item QTY: 1
  • Nema Starter Size: N/A
  • Breaker Frame: F Frame
  • Current Rating: 40A
  • Reverse Standoff Voltage: N/A
  • Watts: N/A
  • Peak Pulse Current: N/A
  • Breakdown Voltage (MIN VBR@IT ) (V): N/A
  • Breakdown Voltage (VBR@IT) (V): N/A
  • Polarity: N/A
  • Operating Temperature Maximum Celsius: 40°C
  • Max Clamp Voltage: N/A
  • On-State Current: N/A


Product Identification
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