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Eaton FD1040LBP10 - Molded Case Breaker 40A 277V

Cutler Hammer
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Eaton FD1040LBP10 is a 1-pole molded case circuit breaker from the Series C family, designed to provide thermal-magnetic protection with long-time and instantaneous (LI) trip functions for branch circuit applications. Rated at 277V AC with a 40A current capacity and an interrupting capacity of 35kA at 277V, it features an F Frame size and feed-thru connection for reliable overcurrent protection. The unit weighs 1 lb and is constructed for single-phase systems, ensuring robust performance in industrial environments. This breaker complies with applicable industry standards for molded case circuit breakers, making it suitable for use in panelboards and distribution equipment. Typical applications include protecting lighting, heating, and motor control circuits in commercial and industrial settings.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic
  • Voltage Rating: 277V AC
  • Current Rating: 40A
  • Dimensions: F Frame size
  • Standards: Complies with applicable industry standards
  • Applications: Branch circuit protection in commercial and industrial panelboards
  • Switch Type: Circuit breaker
  • Configuration: 1-pole
  • Coil Voltage Maximum: Not applicable
  • Temp Rating: Not specified
  • Shipping Dimensions: Not specified
  • Phase: 1
  • Voltage: 277V
  • Amperage: 40A
  • AIC rating: 35kA@277V
  • Connection: Feed-Thru
  • Poles: 1
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: F Frame
  • Trip Type: Thermal Magnetic
  • Panel Type: Not specified
  • Breaker Type: Molded Case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not specified
  • Metal Type: Not specified
  • Panel Style: Not specified
  • Bus Type: Not specified
  • Fuse Class: Not applicable
  • Insulation Temperature: Not specified
  • Inductance: Not specified
  • Impedance: Not specified
  • Barrels: Not specified
  • Class Rating: Not specified
  • Diameter: Not specified
  • Velocity: Not specified
  • Clip Center: Not specified
  • Clas: Not specified
  • Mounting: Not specified
  • Hz: Not specified
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not specified
  • CPT: Not specified
  • Full Load Amps: Not specified
  • Dist Voltage: Not specified
  • Bucket Size: Not specified
  • Bucket Style: Not specified
  • Bucket Type: Not specified
  • Full Load Amp Maximum: Not specified
  • Full Load Amp Minimum: Not specified
  • Enclosure: Not specified
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not specified
  • Amperage Maximum: 40A
  • Amperage Minimum: Not specified
  • Nema Rating: Not specified
  • Switch Style: Not specified
  • Wire Size: Not specified
  • Certification: Not specified
  • Circuit Breaker Mounting Style: Not specified
  • Terminal Connection: Feed-Thru
  • Frequency Rating: Not specified
  • Phase Connection: Single-phase
  • Standards: Not specified
  • Compatible Frames: F Frame
  • Installation Type: Not specified
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: F Frame
  • Current Rating: 40A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not specified
  • Peak Pulse Current: Not applicable
  • Breakdown Voltage (MIN VBR@IT ) (V): Not applicable
  • Breakdown Voltage (VBR@IT) (V): Not applicable
  • Polarity: Not applicable
  • Operating Temperature Maximum Celsius: Not specified
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: Not available
  • GTIN: Not available