Circuit Breakers & Accessories

7938 products

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Square D Qob315vh1021 3 Pole 15 AmpSquare D Qob315vh1021 3 Pole 15 Amp
Square D Square D Qob315vh1021 3 Pole 15 Amp
$355.41
 Sold out
Westinghouse HFB3090 90 Amp 3 Pole 600V Circuit BreakerWestinghouse HFB3090 90 Amp 3 Pole 600V Circuit Breaker
Westinghouse Westinghouse HFB3090 90 Amp 3 Pole 600V Circuit Breaker
From $32.37
 In stock, 4 units
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Westinghouse HFB3040 40 Amp 3 Pole 600V Circuit BreakerWestinghouse HFB3040 40 Amp 3 Pole 600V Circuit Breaker
Westinghouse Westinghouse HFB3040 40 Amp 3 Pole 600V Circuit Breaker
$33.92
 In stock, 2 units
Square D QDA32110 110 Amp 3 Pole 240v PowerPact I Line Circuit BreakerSquare D QDA32110 110 Amp 3 Pole 240v PowerPact I Line Circuit Breaker
Square D Square D QDA32110 110 Amp 3 Pole 240v PowerPact I Line Circuit Breaker
$540.86
 Sold out
Square D Ez Meter-Pak Ezmr333225, 3 Phase 120/208 Volt " Interior Meter Socket"Square D Ez Meter-Pak Ezmr333225, 3 Phase 120/208 Volt " Interior Meter Socket"
Square D Square D Ez Meter-Pak Ezmr333225, 3 Phase 120/208 Volt " Interior Meter Socket"
$455.94
 Sold out
American A2020 20 Amp 2 Pole 120/240V Twin Circuit BreakerAmerican A2020 20 Amp 2 Pole 120/240V Twin Circuit Breaker
American American A2020 20 Amp 2 Pole 120/240V Twin Circuit Breaker
$20.08
 In stock, 17 units
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Crouse Hinds MH21530, MH1530 2 Pole 15/30 Amp 120v Circuit Breaker L/R HookCrouse Hinds MH21530, MH1530 2 Pole 15/30 Amp 120v Circuit Breaker L/R Hook
Crouse-Hinds Crouse Hinds MH21530, MH1530 2 Pole 15/30 Amp 120v Circuit Breaker L/R Hook
$131.29
 Only 1 unit left
Heinemann Ami-Z746-2w 60a 80vdc 75a Trip 250vac 10 Amp Airpack Dc BreakerHeinemann Ami-Z746-2w 60a 80vdc 75a Trip 250vac 10 Amp Airpack Dc Breaker
Heinemann Heinemann Ami-Z746-2w 60a 80vdc 75a Trip 250vac 10 Amp Airpack Dc Breaker
$30.82
 In stock, 4 units
Cutler Hammer Kprl4jdt 250 Amp Jd, Hjd, Jdc Frame Breaker Mounting Hardware
Cutler Hammer Cutler Hammer Kprl4jdt 250 Amp Jd, Hjd, Jdc Frame Breaker Mounting Hardware
$200.85
 Sold out
Crouse-Hinds EP423 Circuit Breaker 20/30 30/20 Amp Quad 120/240vCrouse-Hinds EP423 Circuit Breaker 20/30 30/20 Amp Quad 120/240v
Crouse-Hinds Crouse-Hinds EP423 Circuit Breaker 20/30 30/20 Amp Quad 120/240v
$30.91
 Sold out
Square D HDP36100 100 Amp 3 Pole 600v Circuit BreakerSquare D HDP36100 100 Amp 3 Pole 600v Circuit Breaker
Square D Square D HDP36100 100 Amp 3 Pole 600v Circuit Breaker
$510.02
 Only 1 unit left
Square D Qgp22225tm Powerpact Circuit Breaker 65k 225 Amp 2-Pole 240vSquare D Qgp22225tm Powerpact Circuit Breaker 65k 225 Amp 2-Pole 240v
Square D Square D Qgp22225tm Powerpact Circuit Breaker 65k 225 Amp 2-Pole 240v
$618.15
 Sold out
Square D Circuit Breaker Qour3305283 3 Pole 240 Vac 30 A 50/60 Hz Ring TerminalSquare D Circuit Breaker Qour3305283 3 Pole 240 Vac 30 A 50/60 Hz Ring Terminal
Square D Square D Circuit Breaker Qour3305283 3 Pole 240 Vac 30 A 50/60 Hz Ring Terminal
$231.75
 In stock, 5 units
Lug Adapter For Qfp Zinsco Breaker 3 PoleLug Adapter For Qfp Zinsco Breaker 3 Pole
UNKNOWN Lug Adapter For Qfp Zinsco Breaker 3 Pole
$61.74
 Only 1 unit left
Cutler Hammer CGBT12M150S 150 Amp Meter Breaker Panel Surface Meter Cover Only 32 7/8" x 7 1/2"Cutler Hammer CGBT12M150S 150 Amp Meter Breaker Panel Surface Meter Cover Only 32 7/8" x 7 1/2"
Cutler Hammer Cutler Hammer CGBT12M150S 150 Amp Meter Breaker Panel Surface Meter Cover Only 32 7/8" x 7 1/2"
$108.11
 Only 1 unit left
CE Inc UBIF-215N/FPE NA215 2 Pole 15 Amp 120/240vac Standard Plug In Circuit BreakerCE Inc UBIF-215N/FPE NA215 2 Pole 15 Amp 120/240vac Standard Plug In Circuit Breaker
Connecticut Electric CE Inc UBIF-215N/FPE NA215 2 Pole 15 Amp 120/240vac Standard Plug In Circuit Breaker
$38.56
 Only 1 unit left
Square D EJB26030 2 Pole 30 Amp 480y/277v Circuit BreakerSquare D EJB26030 2 Pole 30 Amp 480y/277v Circuit Breaker
Square D Square D EJB26030 2 Pole 30 Amp 480y/277v Circuit Breaker
$463.65
 In stock, 4 units
Westinghouse EHB3015 15 Amp 3 Pole 480V Circuit BreakerWestinghouse EHB3015 15 Amp 3 Pole 480V Circuit Breaker
Westinghouse Westinghouse EHB3015 15 Amp 3 Pole 480V Circuit Breaker
From $61.80
 In stock, 13 units
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Airpax LELK1-1REC4-51-60.0-01-V 75 Trip Amps 60 Amp BreakerAirpax LELK1-1REC4-51-60.0-01-V 75 Trip Amps 60 Amp Breaker
Airpax Airpax LELK1-1REC4-51-60.0-01-V 75 Trip Amps 60 Amp Breaker
$23.17
 In stock, 7 units
Square D Fal220351021 U 35a 240v 10kia Shunt Trip Breaker Green LabelSquare D Fal220351021 U 35a 240v 10kia Shunt Trip Breaker Green Label
Square D Square D Fal220351021 U 35a 240v 10kia Shunt Trip Breaker Green Label
$479.05
 Only 1 unit left
Square D HLA36150AABD 150 Amp 3 Pole 600V PowerPact I Line Circuit BreakerSquare D HLA36150AABD 150 Amp 3 Pole 600V PowerPact I Line Circuit Breaker
Square D Square D HLA36150AABD 150 Amp 3 Pole 600V PowerPact I Line Circuit Breaker
$2,936.50
 In stock, 2 units
Square D HJA36100U33XYP 100 Amp 3 Pole PowerPact Circuit Breaker HJ 150Square D HJA36100U33XYP 100 Amp 3 Pole PowerPact Circuit Breaker HJ 150
Square D Square D HJA36100U33XYP 100 Amp 3 Pole PowerPact Circuit Breaker HJ 150
$1,035.52
 Sold out
Qbl22175 Square D Sqd 2 Pole 175 Amp 120/240v Molded Case Circuit BreakerQbl22175 Square D Sqd 2 Pole 175 Amp 120/240v Molded Case Circuit Breaker
Square D Qbl22175 Square D Sqd 2 Pole 175 Amp 120/240v Molded Case Circuit Breaker
$200.85
 Sold out
Pushmatic Ubip 220 20a Conecticut Electric Double PolePushmatic Ubip 220 20a Conecticut Electric Double Pole
Pushmatic Pushmatic Ubip 220 20a Conecticut Electric Double Pole
$54.01
 Sold out
Square D JJA36250U31X 250 Amp Powerpact Circuit Breaker 3 Pole 600v I-LineSquare D JJA36250U31X 250 Amp Powerpact Circuit Breaker 3 Pole 600v I-Line
Square D Square D JJA36250U31X 250 Amp Powerpact Circuit Breaker 3 Pole 600v I-Line
$3,863.83
 Only 1 unit left
Square D Qo2000nrb 100 Amp 240v Enclosed Molded Case Switch **New**Square D Qo2000nrb 100 Amp 240v Enclosed Molded Case Switch **New**
Square D Square D Qo2000nrb 100 Amp 240v Enclosed Molded Case Switch **New**
$185.38
 Sold out
Square D FA34080 3 Pole 80 Amp 480V I Line Circuit BreakerSquare D FA34080 3 Pole 80 Amp 480V I Line Circuit Breaker
Square D Square D FA34080 3 Pole 80 Amp 480V I Line Circuit Breaker
$618.21
 Sold out
Murray MP230230 Two 30-Amp Double Pole Circuit Breaker MP23030Murray MP230230 Two 30-Amp Double Pole Circuit Breaker MP23030
Murray Murray MP230230 Two 30-Amp Double Pole Circuit Breaker MP23030
From $46.36
 Sold out
Westinghouse FB3015L 15 Amp 3 Pole 600V Circuit BreakerWestinghouse FB3015L 15 Amp 3 Pole 600V Circuit Breaker
Westinghouse Westinghouse FB3015L 15 Amp 3 Pole 600V Circuit Breaker
From $18.53
 In stock, 5 units
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Square D MX36400 400 Amps with Arp100 Plug 65ka Molded Case Electronic TripSquare D MX36400 400 Amps with Arp100 Plug 65ka Molded Case Electronic Trip
Square D Square D MX36400 400 Amps with Arp100 Plug 65ka Molded Case Electronic Trip
$3,863.83
 Only 1 unit left
GE/General Electric TKMA836T800 800 Amp 3 Pole Circuit Breaker Amp Trip UnitGE/General Electric TKMA836T800 800 Amp 3 Pole Circuit Breaker Amp Trip Unit
GE General Electric GE/General Electric TKMA836T800 800 Amp 3 Pole Circuit Breaker Amp Trip Unit
$772.71
 In stock, 2 units
Square D Ejb34100 100 Amp Circuit Breaker 480/277vac 3 PoleSquare D Ejb34100 100 Amp Circuit Breaker 480/277vac 3 Pole
Square D Square D Ejb34100 100 Amp Circuit Breaker 480/277vac 3 Pole
$262.67
 Sold out
A-Series Circuit Breaker Toggle Guard with 3 Mounting Screws 139874 DC BreakerA-Series Circuit Breaker Toggle Guard with 3 Mounting Screws 139874 DC Breaker
Blue Sea Systems A-Series Circuit Breaker Toggle Guard with 3 Mounting Screws 139874 DC Breaker
$6.50
 Sold out
Square D EJB34060 60 Amp 3 Pole 277/480V Circuit Breaker - Cosmetic FlawSquare D EJB34060 60 Amp 3 Pole 277/480V Circuit Breaker - Cosmetic Flaw
Square D Square D EJB34060 60 Amp 3 Pole 277/480V Circuit Breaker - Cosmetic Flaw
$154.55
 Only 1 unit left
Eaton Cutler Hammer CH260GF 60 Amp 2 Pole 120/240v GFCI Circuit BreakerEaton Cutler Hammer CH260GF 60 Amp 2 Pole 120/240v GFCI Circuit Breaker
Cutler Hammer Eaton Cutler Hammer CH260GF 60 Amp 2 Pole 120/240v GFCI Circuit Breaker
$139.04
 Sold out
Square D QO325 25 Amp 3 Pole 240V 10kA Circuit Breaker - Yellow FaceSquare D QO325 25 Amp 3 Pole 240V 10kA Circuit Breaker - Yellow Face
Square D Square D QO325 25 Amp 3 Pole 240V 10kA Circuit Breaker - Yellow Face
$46.36
 Sold out
Challenger Cbb2015, 2 Pole, 15 Amp, 240 Volt Circuit BreakerChallenger Cbb2015, 2 Pole, 15 Amp, 240 Volt Circuit Breaker
Challenger Challenger Cbb2015, 2 Pole, 15 Amp, 240 Volt Circuit Breaker
$13.90
 Sold out
Square D QO150 50 Amp 1 Pole 120/240V Circuit Breaker - Black FaceSquare D QO150 50 Amp 1 Pole 120/240V Circuit Breaker - Black Face
Square D Square D QO150 50 Amp 1 Pole 120/240V Circuit Breaker - Black Face
$6.18
 In stock, 102 units
Square D QBL32150 150 Amp 240v 3 Pole PowerPact QB 150 Circuit BreakerSquare D QBL32150 150 Amp 240v 3 Pole PowerPact QB 150 Circuit Breaker
Square D Square D QBL32150 150 Amp 240v 3 Pole PowerPact QB 150 Circuit Breaker
From $278.17
 Only 1 unit left
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Square D Nc32shr Panelboard CoverSquare D Nc32shr Panelboard Cover
Square D Square D Nc32shr Panelboard Cover
$183.93
 Sold out
Square D QOB115 15 Amp 1 Pole 120/240V Bolt-On Circuit Breaker - Yellow FaceSquare D QOB115 15 Amp 1 Pole 120/240V Bolt-On Circuit Breaker - Yellow Face
Square D Square D QOB115 15 Amp 1 Pole 120/240V Bolt-On Circuit Breaker - Yellow Face
$7.71
 In stock, 139 units
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Square D Qou390 Circuit Breaker, 90a, 3-Pole, 240vSquare D Qou390 Circuit Breaker, 90a, 3-Pole, 240v
Square D Square D Qou390 Circuit Breaker, 90a, 3-Pole, 240v
$55.57
 Sold out
Fuji Bu-Lsb3f600 3 Pole 600 Amp 600 Volt Circuit Breaker W/ Bu-Flh 240v ShuntFuji Bu-Lsb3f600 3 Pole 600 Amp 600 Volt Circuit Breaker W/ Bu-Flh 240v Shunt
Fuji Electric Fuji Bu-Lsb3f600 3 Pole 600 Amp 600 Volt Circuit Breaker W/ Bu-Flh 240v Shunt
$154.49
 Sold out
FPE, Challenger, Delta NA330 30 Amp 3 Pole 240V Circuit BreakerFPE, Challenger, Delta NA330 30 Amp 3 Pole 240V Circuit Breaker
FPE Federal Pacific / Challenger / Delta FPE, Challenger, Delta NA330 30 Amp 3 Pole 240V Circuit Breaker
From $23.11
 In stock, 10 units
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Westinghouse HQP2020B 20 Amp 2 Pole 120/240V Circuit Breaker Switched NeutralWestinghouse HQP2020B 20 Amp 2 Pole 120/240V Circuit Breaker Switched Neutral
Westinghouse Westinghouse HQP2020B 20 Amp 2 Pole 120/240V Circuit Breaker Switched Neutral
$21.61
 Only 1 unit left
Square D 20 Amp Egb24020 2 PoleSquare D 20 Amp Egb24020 2 Pole
S&S Electrical Supply Square D 20 Amp Egb24020 2 Pole
$77.25
 Sold out
Square D JGA36250 250 Amp 600v 3 Phase PowerPact I LIne Circuit BreakerSquare D JGA36250 250 Amp 600v 3 Phase PowerPact I LIne Circuit Breaker
Square D Square D JGA36250 250 Amp 600v 3 Phase PowerPact I LIne Circuit Breaker
$1,234.91
 Sold out
Ge Sgla36ai0600 General Electric 600v 600a Spectra Series Sgla Circuit BreakerGe Sgla36ai0600 General Electric 600v 600a Spectra Series Sgla Circuit Breaker
GE General Electric Ge Sgla36ai0600 General Electric 600v 600a Spectra Series Sgla Circuit Breaker
$1,236.36
 Sold out

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