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Crouse-Hinds CB12 - Circuit Breaker 12A 120/240V

Crouse-Hinds
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The Crouse-Hinds CB12 is a heavy-duty industrial circuit breaker designed for overcurrent protection in hazardous locations. It is rated for 120/240 volts AC and carries a current rating of 12 amps, providing reliable fault interruption. Constructed with a robust metal enclosure, this single-pole breaker weighs 1.74 lb and features a compact frame for panel mounting. It complies with UL and CSA standards for Class I, Division 2 environments, ensuring safe operation in volatile atmospheres. Typical applications include oil refineries, chemical plants, and other industrial facilities requiring explosion-proof electrical protection.

Key Features & Specifications
  • Type: Industrial circuit breaker, metal enclosure, thermal-magnetic trip
  • Voltage Rating: 120/240 V AC
  • Current Rating: 12 A
  • Dimensions: Compact frame size
  • Standards: UL, CSA, Class I Division 2
  • Applications: Hazardous locations, oil refineries, chemical plants
  • Switch Type: Toggle
  • Configuration: Single-pole
  • Coil Voltage Maximum: 240 V AC
  • Temp Rating: 40°C ambient
  • Shipping Dimensions: Standard
  • Phase: Single-phase
  • Voltage: 120/240 V AC
  • Amperage: 12 A
  • AIC rating: 10 kA
  • Connection: Line and load terminals
  • Poles: 1
  • Protection: Overcurrent
  • Functions: Circuit interruption
  • Frame Size: Compact
  • Trip Type: Thermal-magnetic
  • Panel Type: Standard
  • Breaker Type: Molded case
  • Control Voltage Minimum: 120 V AC
  • Control Voltage Maximum: 240 V AC
  • MCM Size: Not applicable
  • Metal Type: Steel
  • Panel Style: Flush mount
  • Bus Type: Plug-on
  • Fuse Class: Not applicable
  • Insulation Temperature: 105°C
  • Inductance: Not specified
  • Impedance: Not specified
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Standard
  • Clas: Not applicable
  • Mounting: Panel
  • Hz: 60 Hz
  • Coil Material: Copper
  • Horse Power: Not applicable
  • Aux Contacts: None
  • CPT: Not applicable
  • Full Load Amps: 12 A
  • Dist Voltage: 120/240 V AC
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 12 A
  • Full Load Amp Minimum: 12 A
  • Enclosure: Metal
  • Relay Style: Not applicable
  • Coil Voltage Minimum: 120 V AC
  • Wire: Copper
  • Amperage Maximum: 12 A
  • Amperage Minimum: 12 A
  • Nema Rating: 3R
  • Switch Style: Toggle
  • Wire Size: 14 AWG
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Panel
  • Terminal Connection: Screw
  • Frequency Rating: 60 Hz
  • Phase Connection: Single-phase
  • Standards: UL 489, CSA C22.2
  • Compatible Frames: Crouse-Hinds
  • Installation Type: Fixed
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: Compact
  • Current Rating: 12 A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not applicable
  • 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: 40°C
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: 078456420512
  • GTIN: 00784564205124