Circuit Breakers & Accessories

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Bryant BR140 40 Amp 1 Pole 120/240V Type BR Circuit BreakerBryant BR140 40 Amp 1 Pole 120/240V Type BR Circuit Breaker
Bryant Bryant BR140 40 Amp 1 Pole 120/240V Type BR Circuit Breaker
$3.99
 In stock, 34 units
New Square D Choice Of QO3351021 Shunt Trip Circuit Breaker New No Box
Square D New Square D Choice Of QO3351021 Shunt Trip Circuit Breaker New No Box
$259.95
 Sold out
Square D QO250VH 2 Pole 50 Amp 120/240v Circuit Breaker 22k AICSquare D QO250VH 2 Pole 50 Amp 120/240v Circuit Breaker 22k AIC
Square D Square D QO250VH 2 Pole 50 Amp 120/240v Circuit Breaker 22k AIC
From $22.99
 Sold out
Cutler Hammer Pow-R-Line C Prl1a Panel Board Cover Nema 1 Lighting Control DoorCutler Hammer Pow-R-Line C Prl1a Panel Board Cover Nema 1 Lighting Control Door
Eaton Cutler Hammer Pow-R-Line C Prl1a Panel Board Cover Nema 1 Lighting Control Door
$129.99
 Only 1 unit left
Siemens Q215H 15 Amp 2 Pole 120/240v 22k Circuit BreakerSiemens Q215H 15 Amp 2 Pole 120/240v 22k Circuit Breaker
Siemens Siemens Q215H 15 Amp 2 Pole 120/240v 22k Circuit Breaker
$19.99
 Only 1 unit left
Challenger C220 20 Amp 2 Pole 120/240V Type C Circuit Breaker - Printed FaceChallenger C220 20 Amp 2 Pole 120/240V Type C Circuit Breaker - Printed Face
Challenger Challenger C220 20 Amp 2 Pole 120/240V Type C Circuit Breaker - Printed Face
$8.99
 In stock, 143 units
Siemens Hbl B3100hh 3 Pole 240v 100 Amp 65ka Circuit Breaker Bolt OnSiemens Hbl B3100hh 3 Pole 240v 100 Amp 65ka Circuit Breaker Bolt On
Siemens Siemens Hbl B3100hh 3 Pole 240v 100 Amp 65ka Circuit Breaker Bolt On
$49.95
 Sold out
Westinghouse QC 1 Pole Mounting BracketWestinghouse QC 1 Pole Mounting Bracket
Westinghouse Westinghouse QC 1 Pole Mounting Bracket
$3.99
 In stock, 9 units
Cutler Hammer Pow-R-Line C Prl1a Panel Board Cover/Door Nema 1Cutler Hammer Pow-R-Line C Prl1a Panel Board Cover/Door Nema 1
Eaton Cutler Hammer Pow-R-Line C Prl1a Panel Board Cover/Door Nema 1
$69.99
 Sold out
Eaton/Cutler Hammer Ks320400d Type Ks 400 Amp 3 Pole Circuit BreakerEaton/Cutler Hammer Ks320400d Type Ks 400 Amp 3 Pole Circuit Breaker
Eaton / Cutler Hammer Eaton/Cutler Hammer Ks320400d Type Ks 400 Amp 3 Pole Circuit Breaker
$119.95
 Sold out
Ge Tfj Circuit Breaker Mounting HardwareGe Tfj Circuit Breaker Mounting Hardware
GE General Electric Ge Tfj Circuit Breaker Mounting Hardware
$69.95
 Only 1 unit left
Ge Circuit Breaker Tey270 70a 277v/480v 2poleGe Circuit Breaker Tey270 70a 277v/480v 2pole
GE General Electric Ge Circuit Breaker Tey270 70a 277v/480v 2pole
$64.95
 Sold out
Cutler-Hammer EHD3015 15 Amp 3 Pole 480V Circuit BreakerCutler-Hammer EHD3015 15 Amp 3 Pole 480V Circuit Breaker
Cutler Hammer Cutler-Hammer EHD3015 15 Amp 3 Pole 480V Circuit Breaker
$65.87
 In stock, 4 units
Siemens Bus Bar/Circuit Breaker Block Assembly, Busbar Main Breaker MountingSiemens Bus Bar/Circuit Breaker Block Assembly, Busbar Main Breaker Mounting
Siemens Siemens Bus Bar/Circuit Breaker Block Assembly, Busbar Main Breaker Mounting
$149.95
 Sold out
Square D Pj800 Pja36080u33a 800 Amp 600 Volt Lsi I Line Circuit BreakerSquare D Pj800 Pja36080u33a 800 Amp 600 Volt Lsi I Line Circuit Breaker
Square D Square D Pj800 Pja36080u33a 800 Amp 600 Volt Lsi I Line Circuit Breaker
$4,249.95
 Sold out
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Square D QO2701021 70 Amp 2 Pole 120/240V Circuit Breaker w/Shunt TripSquare D QO2701021 70 Amp 2 Pole 120/240V Circuit Breaker w/Shunt Trip
Square D Square D QO2701021 70 Amp 2 Pole 120/240V Circuit Breaker w/Shunt Trip
$149.99 $150
 Sold out
American Brand NA115 15 Amp 1 Pole Circuit BreakerAmerican Brand NA115 15 Amp 1 Pole Circuit Breaker
American/FPE American Brand NA115 15 Amp 1 Pole Circuit Breaker
From $1.99
 In stock, 22 units
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Square D QOB240EPD 40 Amp 240v 2 Pole Equipment Protection Circuit BreakerSquare D QOB240EPD 40 Amp 240v 2 Pole Equipment Protection Circuit Breaker
Square D Square D QOB240EPD 40 Amp 240v 2 Pole Equipment Protection Circuit Breaker
$149
 Sold out
Eaton Cutler Hammer Bab3090hs 3 Pole 90 Amp Bolt On Shunt Trip Circuit Breaker
Eaton Eaton Cutler Hammer Bab3090hs 3 Pole 90 Amp Bolt On Shunt Trip Circuit Breaker
$109.95
 Sold out
FPE Federal Pacific NJ631175 175 Amp 3 Pole 600 VAC NJ-Frame Circuit BreakerFPE Federal Pacific NJ631175 175 Amp 3 Pole 600 VAC NJ-Frame Circuit Breaker
FPE Federal Pacific FPE Federal Pacific NJ631175 175 Amp 3 Pole 600 VAC NJ-Frame Circuit Breaker
$109.99
 Only 1 unit left
Ite Walker 100 Amp 240volt Fuse Pullout Horizontal Slot Fuse Block With FusesIte Walker 100 Amp 240volt Fuse Pullout Horizontal Slot Fuse Block With Fuses
ITE / Walker Ite Walker 100 Amp 240volt Fuse Pullout Horizontal Slot Fuse Block With Fuses
$79.95
 Sold out
General Electric Ge Circuit Breaker 50 Amp 480v 3 Pole Teyl3050bGeneral Electric Ge Circuit Breaker 50 Amp 480v 3 Pole Teyl3050b
GE General Electric General Electric Ge Circuit Breaker 50 Amp 480v 3 Pole Teyl3050b
$249.95
 Sold out
Cutler Hammer Transformer 2c11385g01Cutler Hammer Transformer 2c11385g01
Cutler Hammer Cutler Hammer Transformer 2c11385g01
$79.95
 Sold out
Crouse Hinds MP320, 20 Amp 3 Pole Type MP-A Circuit Breaker MPA320Crouse Hinds MP320, 20 Amp 3 Pole Type MP-A Circuit Breaker MPA320
Crouse-Hinds Crouse Hinds MP320, 20 Amp 3 Pole Type MP-A Circuit Breaker MPA320
$14.95
 In stock, 2 units
FPE Federal Pacific Breaker Panel Cover 12-24 Spaces for Type NC/NA Breakers 26" x 11 3/8"FPE Federal Pacific Breaker Panel Cover 12-24 Spaces for Type NC/NA Breakers 26" x 11 3/8"
FPE Federal Pacific FPE Federal Pacific Breaker Panel Cover 12-24 Spaces for Type NC/NA Breakers 26" x 11 3/8"
$59.95
 Sold out
Cutler Hammer Ghc3060 Circuit Breaker Feed-Thru 60a 3 Pole 480y VacCutler Hammer Ghc3060 Circuit Breaker Feed-Thru 60a 3 Pole 480y Vac
Cutler Hammer Cutler Hammer Ghc3060 Circuit Breaker Feed-Thru 60a 3 Pole 480y Vac
$89.95
 Sold out
Square D Qbp22150tm Main Circuit Breaker 150a 24v 2p (New In Box)Square D Qbp22150tm Main Circuit Breaker 150a 24v 2p (New In Box)
Square D Square D Qbp22150tm Main Circuit Breaker 150a 24v 2p (New In Box)
$139.95
 Sold out
Ge Cover Door With Locking Latch Nema 3r DoorGe Cover Door With Locking Latch Nema 3r Door
GE General Electric Ge Cover Door With Locking Latch Nema 3r Door
$59.99
 Only 1 unit left
Ge Cover DoorGe Cover Door
GE General Electric Ge Cover Door
$39.99
 Only 1 unit left
Square D Ejb 3 Pole 480y/277v 70 Amp Ejb34070aabasa Circuit Breaker Alarm,Aux,ShSquare D Ejb 3 Pole 480y/277v 70 Amp Ejb34070aabasa Circuit Breaker Alarm,Aux,Sh
Square D Square D Ejb 3 Pole 480y/277v 70 Amp Ejb34070aabasa Circuit Breaker Alarm,Aux,Sh
$489.95
 Sold out
Challenger C330 30 Amp 3 Pole 240V Type C Circuit BreakerChallenger C330 30 Amp 3 Pole 240V Type C Circuit Breaker
Challenger Challenger C330 30 Amp 3 Pole 240V Type C Circuit Breaker
From $17.99
 In stock, 6 units
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Murray MP240GF 2 Pole 40 Amp Type MP-GT Siemens QF260 GFCI Circuit BreakerMurray MP240GF 2 Pole 40 Amp Type MP-GT Siemens QF260 GFCI Circuit Breaker
Siemens / Murray Murray MP240GF 2 Pole 40 Amp Type MP-GT Siemens QF260 GFCI Circuit Breaker
$59.99
 Sold out
Cutler Hammer Pow-R-Line Prl3a Panel Board Cover OnlyCutler Hammer Pow-R-Line Prl3a Panel Board Cover Only
Eaton Cutler Hammer Pow-R-Line Prl3a Panel Board Cover Only
$19.99
 Sold out
Square D QO160 60 Amp 1 Pole 120/240V Circuit Breaker - Yellow FaceSquare D QO160 60 Amp 1 Pole 120/240V Circuit Breaker - Yellow Face
Square D Square D QO160 60 Amp 1 Pole 120/240V Circuit Breaker - Yellow Face
$7.99
 In stock, 2 units
Westinghouse MCP0358R 7 Amp 3 Pole 600V Instantaneous Trip Circuit BreakerWestinghouse MCP0358R 7 Amp 3 Pole 600V Instantaneous Trip Circuit Breaker
Westinghouse Westinghouse MCP0358R 7 Amp 3 Pole 600V Instantaneous Trip Circuit Breaker
From $18.99
 In stock, 5 units
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Square D 20 Amp High Magnetic Circuit Breaker QO1205264 Single Phase QO120 5264Square D 20 Amp High Magnetic Circuit Breaker QO1205264 Single Phase QO120 5264
Square D Square D 20 Amp High Magnetic Circuit Breaker QO1205264 Single Phase QO120 5264
$15.25
 In stock, 18 units
Zinsco/Sylvania/Challenger QC240 40 Amp 2 Pole 120/240V Breaker - Cosmetic FlawZinsco/Sylvania/Challenger QC240 40 Amp 2 Pole 120/240V Breaker - Cosmetic Flaw
Zinsco / GTE Sylvania / Challenger Zinsco/Sylvania/Challenger QC240 40 Amp 2 Pole 120/240V Breaker - Cosmetic Flaw
$14.99
 In stock, 2 units
Westinghouse HMCP003A0C 3 Amp 3 Pole 600V Breaker w/Aux A1X1LB 6 AmpWestinghouse HMCP003A0C 3 Amp 3 Pole 600V Breaker w/Aux A1X1LB 6 Amp
Westinghouse Westinghouse HMCP003A0C 3 Amp 3 Pole 600V Breaker w/Aux A1X1LB 6 Amp
$17.99
 In stock, 6 units
Connecticut Electric./UB Inc. UBIZ-15 15 Amp 1 Pole 120/240V Circuit BreakerConnecticut Electric./UB Inc. UBIZ-15 15 Amp 1 Pole 120/240V Circuit Breaker
Connecticut Electric / UB Inc Connecticut Electric./UB Inc. UBIZ-15 15 Amp 1 Pole 120/240V Circuit Breaker
From $4.99
 In stock, 16 units
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Bryant BR420 20 Amp 2 Pole Quad Type BRD Circuit BreakerBryant BR420 20 Amp 2 Pole Quad Type BRD Circuit Breaker
Bryant Bryant BR420 20 Amp 2 Pole Quad Type BRD Circuit Breaker
$16.99
 In stock, 2 units
Square D I-Limiter IFL36050 3 Pole 50 Amp 600V 200kA@480V Molded Case Circuit BreakerSquare D I-Limiter IFL36050 3 Pole 50 Amp 600V 200kA@480V Molded Case Circuit Breaker
Square D Square D I-Limiter IFL36050 3 Pole 50 Amp 600V 200kA@480V Molded Case Circuit Breaker
$249.95
 Only 1 unit left
GE General Electric THQB1120GFEP Type THQB-GFEP 1 Pole 20 Amp GF Equipment Protection BreakerGE General Electric THQB1120GFEP Type THQB-GFEP 1 Pole 20 Amp GF Equipment Protection Breaker
GE General Electric GE General Electric THQB1120GFEP Type THQB-GFEP 1 Pole 20 Amp GF Equipment Protection Breaker
$14.95
 Sold out
Thql2120st1 General Electric 2 Pole 20 Amp 120 Volt Shunt Trip Circuit BreakerThql2120st1 General Electric 2 Pole 20 Amp 120 Volt Shunt Trip Circuit Breaker
Unbranded Thql2120st1 General Electric 2 Pole 20 Amp 120 Volt Shunt Trip Circuit Breaker
$85.95
 Sold out
GE General Electric TEB132070 70 Amp 3 Pole 240V Circuit BreakerGE General Electric TEB132070 70 Amp 3 Pole 240V Circuit Breaker
GE General Electric GE General Electric TEB132070 70 Amp 3 Pole 240V Circuit Breaker
$59.95
 In stock, 6 units
General Electric TJD432300 300 Amp 3 Pole 240V Circuit Breaker w/Shunt TripGeneral Electric TJD432300 300 Amp 3 Pole 240V Circuit Breaker w/Shunt Trip
GE General Electric General Electric TJD432300 300 Amp 3 Pole 240V Circuit Breaker w/Shunt Trip
$699.95
 Only 1 unit left
Fpe Ne Ne231020 20a 20 Amp 3p 3 Pole 240v 240 Volt Circuit BreakerFpe Ne Ne231020 20a 20 Amp 3p 3 Pole 240v 240 Volt Circuit Breaker
FPE Federal Pacific Fpe Ne Ne231020 20a 20 Amp 3p 3 Pole 240v 240 Volt Circuit Breaker
$16.99
 Only 1 unit left
UB Inc UBIF-015N 15 Amp 1 Pole Stab-Lok (Thin) FPE NC115 Circuit BreakerUB Inc UBIF-015N 15 Amp 1 Pole Stab-Lok (Thin) FPE NC115 Circuit Breaker
UB Inc UB Inc UBIF-015N 15 Amp 1 Pole Stab-Lok (Thin) FPE NC115 Circuit Breaker
From $2.95
 In stock, 31 units
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General Electric TEB122030 30 Amp 2 Pole 240V Circuit BreakerGeneral Electric TEB122030 30 Amp 2 Pole 240V Circuit Breaker
GE General Electric General Electric TEB122030 30 Amp 2 Pole 240V Circuit Breaker
$24.99
 In stock, 5 units

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