Circuit Breaker
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Siemens Q340 Plug in Circuit Breaker - 3-Pole - 240VAC - 40 Amp - Thermal Magnetic Type
Siemens Type QP - Q340 Plug in Circuit Breaker, 3-Pole, 240VAC, 40 Amp, Thermal Magnetic Type
Learn More...$411.26 -
SIEMENS - BQ3B040H - Bolt on Thermal Magnetic Circuit Breaker - 3-Pole - 40 Amps - 22kA IR
SIEMENS - BQ3B040H - Bolt on Thermal Magnetic Circuit Breaker - 3-Pole - 40 Amps - 22k A IR
Learn More...$504.09 -
Siemens B340HH - Bolt on Circuit Breaker - 3-Pole - 240VAC - 40 Amp - Thermal Magnetic Type - 65kA IR
Siemens B340HH - Bolt on Circuit Breaker - 3-Pole - 240VAC - 40 Amp - Thermal Magnetic Type - 65k A IR
Learn More...$891.36 -
SIEMENS - BQ3B040 - Bolt on Thermal Magnetic Circuit Breaker - 3-Pole - 40 Amps
BQ3B040 - Bolt on Thermal Magnetic Circuit Breaker - 3-Pole - 40 Amps
Learn More...$214.41 -
SIEMENS ED42B040 - Molded Case Circuit Breakers - Type ED4 - 277VAC - 2-Pole - 40A - 22k A IR
SIEMENS ED42B040 - Molded Case Circuit Breakers - Type ED4 - 277VAC - 2-Pole - 40A - 22k A IR
Learn More...$752.76 -
Square D - QO140 - Plug In Circuit Breaker - 1-Pole -120/240VAC - 40 Amp - Thermal Magnetic
QO140 Square D Circuit Breaker -1-Pole - 120/240VAC - 40 Amp - Thermal Magnetic
Learn More...$46.85
Out of stock
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Siemens NGB3B040B - Molded Case Circuit Breakers - Type NGB Frame (Panelboard Mount) - 3-Pole - 40A - 600V - 14k A IR
Siemens NGB3B040B - Molded Case Circuit Breakers - Type NGB Frame (Panelboard Mount) - 3-Pole - 40A - 600V - 14k A IR
Learn More...$723.55 -
Siemens B140HH - Bolt On Circuit Breaker - 1-Pole - 120VAC - 40 Amp - Thermal Magnetic Type - 65kA IR
Siemens B140HH - Bolt On Circuit Breaker - 1-Pole - 120VAC - 40 Amp - Thermal Magnetic Type - 65k A IR
Learn More...$259.22 -
GE - THQL1140 - Plug In Circuit Breaker. - 1 Pole - 40 Amps
THQL1140 - Plug In Circuit Breaker. - 1 Pole - 40 Amps
Learn More...$10.95 -
SIEMENS LGG3B040L - Molded Case Circuit Breakers - Type LGG (Cable In - Cable Out) - 480V - 3-Pole - 40A - 65k A IR
SIEMENS LGG3B040L - Molded Case Circuit Breakers - Type LGG (Cable In - Cable Out) - 480V - 3-Pole - 40A - 65k A IR
Learn More...$1,018.73 -
Siemens LGB1K040B - Molded Case Circuit Breakers - Type LGB2 (Panelboard Mount) - 1-Pole - 40A - 480V - 65k A IR
Siemens LGB1K040B - Molded Case Circuit Breakers - Type LGB2 (Panelboard Mount) - 1-Pole - 40A - 480V - 65k A IR
Learn More...$1,462.19 -
Commander - QBH40 - Bolt-On Replacement Classic Circuit Breaker - 1 Pole - 40 Amps
QBH40 - Bolt-On Replacement Classic Circuit Breaker - 1 Pole - 40 Amps
Learn More...$210.88
Out of stock
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Siemens Q24000S01 Plug in Circuit Breaker - 2-Pole - 120/240VAC - 40 Amp - Thermal Magnetic Type - Shunt Trip 120V
QP/MP Type, Shunt Trip 120V, UL489, 120/240V 40A Double Pole, 10AIC Interrupt Rating, Plug In Thermal Magnetic Circuit Breaker.
Learn More...$351.43 -
Eaton Commander BQL240 Bolt on Circuit Breaker - 2 Pole - 120/240VAC - 40AMP - Common Trip
Eaton Commander, 2 Poles Type BQL, Circuit Breaker - BQL240 - 2 Pole - 120/240VAC - 40A Common Trip, Design for Commander QL/QM Bolt On Panel, Cutler Hammer QM/QL Bolt On Panel
Learn More...$82.99 -
SIEMENS HGG1B040L - Molded Case Circuit Breakers - Type HGG (Cable In - Cable Out) - 277V - 1-Pole - 40A - 35k A IR
SIEMENS HGG1B040L - Molded Case Circuit Breakers - Type HGG (Cable In - Cable Out) - 277V - 1-Pole - 40A - 35k A IR
Learn More...$3,060.00 -
Siemens NGB2K040B - Molded Case Circuit Breakers - Type NGB2 (Panelboard Mount) - 2-Pole - 40A - 480V - 25k A IR
Siemens NGB2K040B - Molded Case Circuit Breakers - Type NGB2 (Panelboard Mount) - 2-Pole - 40A - 480V - 25k A IR
Learn More...$1,501.72 -
Federal Pioneer - NB40 - Bolt-On - Stab-Lok - Single Pole - 40 Amp Circuit Breaker
Federal Pioneer circuit breaker 120V Bolt-On single pole unit 1inch thick or full size . Not interchangeable with any other.
* This is a discontinued model and is sold while quantity last only. Please check for stock availability
Learn More...$65.55
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CHOM140 - Homeline Plug-On Circuit Breaker 120V 40A 1P
Single Pole 40 Amp Homeline Plug-On Circuit Breaker
Learn More...$26.88 -
Cutler Hammer BAB3040H - Type BA - Bolt on Circuit Breaker - 3-Pole - 40A - 240Vac - Common Trip
Eaton Type BA, Cutler-Hammer BAB3040H Bolt on Circuit Breaker - 3-Pole - 240VAC - 40 AMP - Common Trip
Learn More...$179.99 -
SIEMENS CQD240 - Molded Case Circuit Breakers - Type CQD (Cable In - Cable Out) DIN Rail Mount - 480/277V - 2-Pole - 40A - 14k A IR
SIEMENS CQD240 - Molded Case Circuit Breakers - Type CQD (Cable In - Cable Out) DIN Rail Mount - 480/277V - 2-Pole - 40A - 14k A IR
Learn More...$783.79