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TLM1212RH - Thermal-Magnetic Circuit Breaker 12A 2-Pole

United Fuses
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TLM1212RH is a thermal-magnetic circuit breaker designed for overcurrent and short-circuit protection in industrial power distribution systems. It is rated for 120/240V AC and carries a current rating of 12 amps, with a 10kA interrupting capacity at 120/240V AC. The unit features a compact 1-inch wide, 2-pole construction with a plug-in mounting style, weighing 5.19 lb, and is housed in a durable thermoplastic enclosure. It complies with UL 489 and CSA C22.2 standards for branch circuit protection. Typical applications include lighting panels, motor control centers, and general-purpose industrial load centers.

Key Features & Specifications
  • Type: Thermal-magnetic circuit breaker, 2-pole, plug-in
  • Voltage Rating: 120/240V AC
  • Current Rating: 12 A
  • Dimensions: 1-inch wide, 3.5-inch depth (approximate)
  • Standards: UL 489, CSA C22.2
  • Applications: Lighting panels, motor control centers, industrial load centers
  • Switch Type: Toggle
  • Configuration: 2-pole
  • Coil Voltage Maximum: Not applicable (thermal-magnetic)
  • Temp Rating: 40°C ambient
  • Shipping Dimensions: 4 x 3 x 2 inches (approximate)
  • Phase: 1-phase
  • Voltage: 120/240V AC
  • Amperage: 12 A
  • AIC rating: 10 kA at 120/240V AC
  • Connection: Plug-in
  • Poles: 2
  • Protection: Overcurrent and short-circuit
  • Functions: Overload and short-circuit trip
  • Frame Size: 1-inch
  • Trip Type: Thermal-magnetic
  • Panel Type: Load center
  • Breaker Type: Thermal-magnetic
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not applicable
  • Metal Type: Not applicable
  • Panel Style: Plug-on
  • Bus Type: Plug-in
  • Fuse Class: Not applicable
  • Insulation Temperature: 105°C
  • Inductance: Not applicable
  • Impedance: Not applicable
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Not applicable
  • Clas: Not applicable
  • Mounting: Plug-in
  • Hz: 60 Hz
  • Coil Material: Not applicable
  • Horse Power: Not applicable
  • Aux Contacts: Not applicable
  • CPT: Not applicable
  • Full Load Amps: 12 A
  • Dist Voltage: 120/240V 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: Thermoplastic
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not applicable
  • Amperage Maximum: 12 A
  • Amperage Minimum: 12 A
  • Nema Rating: Not applicable
  • Switch Style: Toggle
  • Wire Size: 14-8 AWG
  • Certification: UL 489, CSA
  • Circuit Breaker Mounting Style: Plug-in
  • Terminal Connection: Screw
  • Frequency Rating: 60 Hz
  • Phase Connection: Single-phase
  • Standards: UL 489, CSA C22.2
  • Compatible Frames: 1-inch
  • Installation Type: Plug-in
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: 1-inch
  • 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: Not provided
  • GTIN: Not provided