Circuit Breakers - Main

For use in single and 3-phase Type BR load centers 150 A and up. Requires two 1 in pole spaces on left side and two 1 in pole spaces on right side. No BJHDS hold down kit, necessary for using as a...

For use in single and 3-phase Type BR load centers 150 A and up. Requires two 1 in pole spaces on left side and two 1 in pole spaces on right side. No BJHDS hold down kit, necessary for using as a main or back feed device, sold separately. #2 to 300 kcmil wire range. 120/240 VAC, 10,000 AIC.Unit: EA

Replaces main breaker on 200 A type BR load centers. Includes main breaker, mounting screws, two bus torque nuts and instructions. For field installed mains. #2 to 300 kcmil wire range. 120/240 VAC,...

Replaces main breaker on 200 A type BR load centers. Includes main breaker, mounting screws, two bus torque nuts and instructions. For field installed mains. #2 to 300 kcmil wire range. 120/240 VAC, 10,000 AIR.Unit: EA

Eaton enclosed breakers offer all the advantages of circuit breakers packed in an enclosure for 240 VAC applications and include a wide range of accessories.Unit: EA

Eaton enclosed breakers offer all the advantages of circuit breakers packed in an enclosure for 240 VAC applications and include a wide range of accessories.Unit: EA

For use with 125 A, PowerMark Gold load centers. 22,000 AIR. Includes mounting base, No THQMH000 retainer kit and appropriate THHQL breaker. No TRL22B door handle for bottom feed sold separately....

For use with 125 A, PowerMark Gold load centers. 22,000 AIR. Includes mounting base, No THQMH000 retainer kit and appropriate THHQL breaker. No TRL22B door handle for bottom feed sold separately. 120/240 VAC.Unit: EA

Engineered for value, Homeline circuit breakers are designed for fast installation, reliability and great circuit protection. With industry leading innovations and exclusive features, Square D...

Engineered for value, Homeline circuit breakers are designed for fast installation, reliability and great circuit protection. With industry leading innovations and exclusive features, Square D Homeline circuit breakers are the smart, safe, reliable choice.Unit: BX

PowerPact Q-frame circuit breakers are used for overcurrent protection and switching on ac systems. They are designed for 240 VAC applications.Unit: EA

PowerPact Q-frame circuit breakers are used for overcurrent protection and switching on ac systems. They are designed for 240 VAC applications.Unit: EA

The industry leader in circuit protection is easily recognized by the industry's only trip indicator. The red Visi-Trip Indicator makes it easy to spot a tripped circuit breaker. Compact 3/4 in wide...

The industry leader in circuit protection is easily recognized by the industry's only trip indicator. The red Visi-Trip Indicator makes it easy to spot a tripped circuit breaker. Compact 3/4 in wide format for one-pole circuit breakers helps minimize panel space and footprint. The Square D exclusive Qwik-Open protection is standard on all 15 A and 20 A circuit breakers trip reaction within 1/60th of a second. No other circuit breaker trips faster.Unit: EA