Square D miniature circuit breakers (MCBs), manufactured by Schneider Electric, provide reliable overcurrent and short-circuit protection for residential, commercial, and industrial electrical systems. Designed to automatically interrupt power during electrical faults, Square D MCBs help protect wiring, equipment, and connected devices while ensuring safe and dependable operation. Available in a variety of amperage ratings, pole configurations, and trip characteristics, Square D miniature circuit breakers are ideal for panelboards, control panels, machinery, and power distribution systems where compact, high-performance circuit protection is essential.
Square D Miniature Circuit Breakers
Square D miniature circuit breakers (MCBs), manufactured by Schneider Electric, provide reliable overcurrent and short-circuit protection for residential, commercial, and industrial electrical systems. Designed to automatically interrupt power during electrical faults, Square D MCBs help protect wiring, equipment, and connected devices while ensuring safe and dependable operation. Available in a variety of amperage ratings, pole configurations, and trip characteristics, Square D miniature circuit breakers are ideal for panelboards, control panels, machinery, and power distribution systems where compact, high-performance circuit protection is essential.
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Circuit Breaker, Miniature, 2-Pole, 70A, 120/240VAC, Mtg.Flush/Surface or DIN - QOU270
Regular price $246.38 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 60A, 2 Pole, 120/240V AC, 22kA at 120/240V AC - QOU260VH
Regular price $321.58 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 60A, 2 Pole, 120/240V AC, 10kA at 120/240V AC - QOU2601021
Regular price $308.78 USDRegular priceUnit price per -
Circuit Breaker, Miniature, Thermal/Magnetic, 2 Pole, 60 A, 120/240VAC, DIN Rail - QOU260
Regular price $104.30 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 50A, 2 Pole, 120/240V AC, 22kA at 120/240V AC - QOU250VH
Regular price $321.58 USDRegular priceUnit price per -
Circuit Breaker, Miniature, Thermal/Magnetic, 2 Pole, 50 A, 120/240VAC, DIN Rail - QOU250
Regular price $111.66 USDRegular priceUnit price per -
Circuit Breaker, Miniature, Thermal/Magnetic, 2 Pole, 40 A, 120/240VAC, DIN Rail - QOU240
Regular price $91.92 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 45A, 2 Pole, 120/240V AC, 10kA at 120/240V AC - QOU245
Regular price $128.30 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 30A, 2 Pole, 120/240V AC, 22kA at 120/240V AC - QOU230VH
Regular price $321.58 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 35A, 2 Pole, 120/240V AC, 10kA at 120/240V AC - QOU235
Regular price $141.90 USDRegular priceUnit price per -
Circuit Breaker, Miniature, Thermal/Magnetic, 2 Pole, 30 A, 120/240VAC, DIN Rail - QOU230
Regular price $91.02 USDRegular priceUnit price per -
Circuit Breaker, Miniature, 2-Pole, 25A, 120/240VAC, Mtg.Flush/Surface or DIN - QOU225
Regular price $96.30 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 20A, 2 Pole, 120/240V AC, 10kA at 120/240V AC - QOU2201021
Regular price $399.98 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 20A, 2 Pole, 120/240V AC, 22kA at 120/240V AC - QOU220VH
Regular price $321.58 USDRegular priceUnit price per -
Circuit Breaker, Miniature, Thermal/Magnetic, 2 Pole, 20 A, 120/240VAC, DIN Rail - QOU220
Regular price $91.66 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 15A, 2 Pole, 120/240V AC, 22kA at 120/240V AC - QOU215VH
Regular price $327.98 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 15A, 2 Pole, 120/240V AC, 10kA at 120/240V AC - QOU2155283
Regular price $172.78 USDRegular priceUnit price per -
Circuit Breaker, Miniature, Thermal/Magnetic, 2 Pole, 15 A, 120/240VAC, DIN Rail - QOU215
Regular price $94.48 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 100A, 2 Pole, 120/240V AC, 10kA at 120/240V AC - QOU2100
Regular price $315.18 USDRegular priceUnit price per -
Circuit Breaker, Miniature, 2-Pole, 10A, 120/240VAC, Mtg.Flush/Surface or DIN - QOU210
Regular price $141.90 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 80A, 1 Pole, 120/240V AC, 10kA at 120/240V AC - QOU180
Regular price $262.38 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 20A, 1 Pole, 120/240V AC, 22kA at 120/240V AC - QOU120VH
Regular price $147.18 USDRegular priceUnit price per -
Circuit Breaker, Miniature, 1-Pole, 70A, 120/240VAC, Mtg.Flush/Surface or DIN - QOU170
Regular price $118.86 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 20A, 1 Pole, 120/240V AC, 10kA at 120/240V AC - QOU1201021
Regular price $305.58 USDRegular priceUnit price per
