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.
-
Miniature Circuit Breaker, QO Series, 15A, 2 Pole, 120/240V AC, 10kA at 120/240V AC - QO215SWN
Regular price $132.14 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 15A, 2 Pole, 120/240V AC, 10kA at 120/240V AC - QO215HID
Regular price $130.86 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 15A, 2 Pole, 120/240V AC, 10kA at 120/240V AC, A Curve - QO215GFI
Regular price $350.38 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 15A, 2 Pole, 120/240V AC, 10kA at 120/240V AC - QO215C
Regular price $122.86 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 150A, 2 Pole, 120/240V AC, 10kA at 120/240V AC - QO2150
Regular price $527.98 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 125A, 2 Pole, 120/240V AC, 10kA at 120/240V AC - QO2125
Regular price $532.78 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 100A, 2 Pole, 120/240V AC, 10kA at 120/240V AC - QO2100
Regular price $217.58 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 100A, 2 Pole, 120/240V AC, 10kA at 120/240V AC - QO21001021
Regular price $582.38 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 20/30A, 2x1, 2x1 Pole, 120/240V AC, 10kA at 120/240V AC - QO20303020
Regular price $227.18 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 20/20A, 2x1 Pole, 120/240V AC, 10kA at 120/240V AC - QO2020
Regular price $102.80 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 15A, 2x1 Pole, 120/240V AC, 10kA at 120/240V AC - QO1515CP
Regular price $161.58 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 15/20A, 1x1, 1x1 Pole, 120/240V AC, 10kA at 120/240V AC - QO1520
Regular price $108.14 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 15/15A, 2x1 Pole, 120/240V AC, 10kA at 120/240V AC - QO1515
Regular price $102.80 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 30A, 1 Pole, 120/240V AC, 22kA at 120/240V AC - QO130VH
Regular price $94.43 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 30A, 1 Pole, 120V AC, 10kA at 120V AC, A Curve - QO130GFI
Regular price $179.18 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 25A, 1 Pole, 120V AC, 10kA at 120V AC, A Curve - QO125GFI
Regular price $228.78 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 20A, 1 Pole, 120V AC, 10kA at 120V AC - QO120PDFC
Regular price $159.98 USDRegular priceUnit price per -
Mini Circuit Breaker, Qo, 20A, 1 Pole, 120VAC, 10KA, Dual Function - QO120PAFGF
Regular price $521.60 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 20A, 1 Pole, 120V AC, 10kA at 120V AC - QO120PCAFIC
Regular price $262.38 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 20A, 1 Pole, 120V AC, 10kA at 120V AC, A Curve - QO120GFICP
Regular price $207.98 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 20A, 1 Pole, 120V AC, 10kA at 120/240V AC, A Curve - QO120GFI
Regular price $167.98 USDRegular priceUnit price per -
Miniature Circuit Breaker, HOMELINE Series, 20A, 1 Pole, 120V AC, 10kA at 120/240V AC - QO120CAFI
Regular price $180.78 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 20A, 1 Pole, 120/240V AC, 10kA at 120/240V AC - QO1201021
Regular price $228.78 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 15A, 1 Pole, 120/240V AC, 22kA at 120/240V AC - QO115VH
Regular price $81.50 USDRegular priceUnit price per
