Br Type Miniature Circuit Breaker BR140 120 240 VAC 40 Amp 1 Pole Heavy Duty 42 Ka Interrupt Capacity Thermal Magnetic Actuator Plug On Mounting 1 Inch Spacing For Electrical Panels

Compact BR140 1-Pole Breaker: 40A, 120/240V
✔️ 40A, 1-pole, 120/240 VAC, 42 kA interrupt, plug-on mounting, 1 in spacing

This BR-type miniature circuit breaker provides reliable overcurrent protection for 120/240 VAC panels. It mounts plug-on with 1 inch per-pole spacing and is compatible with common BR-family devices, replacing Bryant, Westinghouse, and Challenger models.

✅ 40 A rating, 1 pole, 120/240 VAC, 42 kA interrupt capacity
✅ Thermal magnetic actuator for fast trip
✅ 14-4 AWG wire capacity
✅ Plug-on mounting, 1 inch per-pole spacing
✅ Interchangeable with Bryant, Westinghouse, Challenger BR-type breakers

💡 What is a BR-type miniature circuit breaker used for? It’s a handy safety device for protecting electrical panels and circuits from overloads and faults.
- Protects 120/240 VAC circuits in residential and commercial panels
- Enables easy replacement in BR-type panels
- Supports plug-on mounting and 1 inch per-pole spacing
- Interchanges with Bryant, Westinghouse, and Challenger BR models