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Square D C40.0 - Molded Case Circuit Breaker 40A 600V

Square D
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Square D C40.0 is a molded case circuit breaker designed for primary overcurrent and short-circuit protection in industrial power distribution systems. It is rated for 600V AC maximum and carries a continuous current rating of 40 amps, with an interrupting capacity (AIC) suitable for standard commercial and light industrial applications. The unit features a compact frame size, weighs 57 lb, and is constructed with a thermal-magnetic trip mechanism for reliable overload and fault response, housed in a durable metal enclosure. This breaker complies with UL 489 and NEMA standards, ensuring safe operation in accordance with industry regulations. It is typically applied in panelboards, switchboards, and motor control centers for branch circuit protection in manufacturing, processing, and facility power systems.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, thermal-magnetic trip, metal enclosure
  • Voltage Rating: 600V AC
  • Current Rating: 40 A
  • Dimensions: Not specified
  • Standards: UL 489, NEMA
  • Applications: Industrial power distribution, branch circuit protection
  • Switch Type: Not specified
  • Configuration: Not specified
  • Coil Voltage Maximum: Not specified
  • Temp Rating: Not specified
  • Shipping Dimensions: Not specified
  • Phase: Not specified
  • Voltage: 600V AC
  • Amperage: 40 A
  • AIC rating: Not specified
  • Connection: Not specified
  • Poles: Not specified
  • Protection: Overcurrent, short-circuit
  • Functions: Circuit protection
  • Frame Size: Not specified
  • Trip Type: Thermal-magnetic
  • Panel Type: Not specified
  • Breaker Type: Molded case
  • Control Voltage Minimum: Not specified
  • Control Voltage Maximum: Not specified
  • MCM Size: Not specified
  • Metal Type: Metal enclosure
  • Panel Style: Not specified
  • Bus Type: Not specified
  • Fuse Class: Not specified
  • 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 specified
  • 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: Metal
  • Relay Style: Not specified
  • Coil Voltage Minimum: Not specified
  • Wire: Not specified
  • Amperage Maximum: 40 A
  • Amperage Minimum: Not specified
  • Nema Rating: Not specified
  • Switch Style: Not specified
  • Wire Size: Not specified
  • Certification: UL 489
  • Circuit Breaker Mounting Style: Not specified
  • Terminal Connection: Not specified
  • Frequency Rating: Not specified
  • Phase Connection: Not specified
  • Standards: UL 489, NEMA
  • Compatible Frames: Not specified
  • Installation Type: Not specified
  • Item QTY: Not specified
  • Nema Starter Size: Not specified
  • Breaker Frame: Not specified
  • Current Rating: 40 A
  • Reverse Standoff Voltage: Not specified
  • Watts: Not specified
  • Peak Pulse Current: Not specified
  • Breakdown Voltage (MIN VBR@IT ) (V): Not specified
  • Breakdown Voltage (VBR@IT) (V): Not specified
  • Polarity: Not specified
  • Operating Temperature Maximum Celsius: Not specified
  • Max Clamp Voltage: Not specified
  • On-State Current: Not specified


Product Identification
  • UPC: Not specified
  • GTIN: Not specified