Square D circuit breakers are trusted electrical protection devices designed to safeguard residential, commercial, and industrial electrical systems from overloads and short circuits. Known for their reliability, durability, and ease of installation, Square D breakers are available in a wide range of amperages, pole configurations, and trip characteristics to suit everything from home electrical panels to demanding commercial applications. Whether you're replacing an existing breaker or completing a new electrical installation, Square D circuit breakers provide dependable protection while helping maintain the safety and performance of your electrical distribution system.
Square D Circiut Breakers
Square D circuit breakers are trusted electrical protection devices designed to safeguard residential, commercial, and industrial electrical systems from overloads and short circuits. Known for their reliability, durability, and ease of installation, Square D breakers are available in a wide range of amperages, pole configurations, and trip characteristics to suit everything from home electrical panels to demanding commercial applications. Whether you're replacing an existing breaker or completing a new electrical installation, Square D circuit breakers provide dependable protection while helping maintain the safety and performance of your electrical distribution system.
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Molded Case Circuit Breaker, LEGACY MCCB Series, 250A, 3 Pole, 480V AC, 36kA at 240/415V AC - SLAL32501021
Regular price $8,945.58 USDRegular priceUnit price per -
Circuit Breaker Sub-Feed Lug Kit |Square D By Schneider Electric SL250 - SL250
Regular price $630.38 USDRegular priceUnit price per -
Circuit Breaker Padlock Attachment |Square D By Schneider Electric S48539 - S48539
Regular price $464.21 USDRegular priceUnit price per -
Circuit Breaker Push In Terminal 3 Wire |Square D By Schneider Electric S47074 - S47074
Regular price $204.80 USDRegular priceUnit price per -
Circuit Breaker Shunt Trip 48V Dc |Square D By Schneider Electric S29392 - S29392
Regular price $1,451.31 USDRegular priceUnit price per -
Circuit breaker accessory, PowerPacT H/J/L, shunt trip, 24VDC - S29390
Regular price $1,411.20 USDRegular priceUnit price per -
Circuit breaker accessory, PowerPacT H/J/L, shunt trip, 380VAC to 480VAC - S29388
Regular price $871.98 USDRegular priceUnit price per -
Circuit breaker accessory, PowerPacT H/J/L, shunt trip, 208VAC to 277VAC - S29387
Regular price $871.98 USDRegular priceUnit price per -
H; L; J-frame Moulded Case Circuit Breaker 35MM Din Rail Mounting Kit - S29305
Regular price $286.38 USDRegular priceUnit price per -
Circuit breaker accessory, PowerPacT R, terminal pad kit, 3 pole, one end only - RLTB
Regular price $1,230.38 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 30A, 3 Pole, 120/240V AC, 10kA at 120/240V AC - QOUR3305283CCC
Regular price $428.78 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 10A, 3 Pole, 120/240V AC, 10kA at 120/240V AC - QOUR310B
Regular price $414.38 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 60A, 2 Pole, 120/240V AC, 10kA at 120/240V AC - QOUR260
Regular price $127.02 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 45A, 2 Pole, 120/240V AC, 10kA at 120/240V AC - QOUR245
Regular price $136.30 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 40A, 2 Pole, 120/240V AC, 10kA at 120/240V AC - QOUR240
Regular price $127.02 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 30A, 2 Pole, 120/240V AC, 10kA at 120/240V AC - QOUR230
Regular price $138.96 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 20A, 2 Pole, 120/240V AC, 10kA at 120/240V AC - QOUR220B
Regular price $128.14 USDRegular priceUnit price per -
Miniature Circuit Breaker 120/240V 20A |Square D By Schneider Electric QOUR2205283CCC - QOUR2205283CCC
Regular price $172.78 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 20A, 2 Pole, 120/240V AC, 10kA at 120/240V AC - QOUR2205283
Regular price $179.18 USDRegular priceUnit price per -
Miniature Circuit Breaker 120/240V 15A |Square D By Schneider Electric QOUR2155283CCC - QOUR2155283CCC
Regular price $169.58 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 20A, 2 Pole, 120/240V AC, 10kA at 120/240V AC - QOUR220
Regular price $125.68 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 10A, 2 Pole, 120/240V AC, 10kA at 120/240V AC - QOUR2105283
Regular price $169.58 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 10A, 2 Pole, 120/240V AC, 10kA at 120/240V AC - QOUR2103100
Regular price $135.12 USDRegular priceUnit price per -
Miniature Circuit Breaker, QO Series, 15A, 1 Pole, 120/240V AC, 10kA at 120/240V AC - QOUR1155283CCC
Regular price $91.18 USDRegular priceUnit price per
