Circuit Breakers & Accessories

8120 products

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Square D QO220SWN 20 Amp 120V 2 Pole Plug in Circuit BreakerSquare D QO220SWN 20 Amp 120V 2 Pole Plug in Circuit Breaker
Square D Square D QO220SWN 20 Amp 120V 2 Pole Plug in Circuit Breaker
$49.99
 In stock, 3 units
Asco Series 300 automatic transfer switch, 150 Amp, 480V 50-60 Hz, 3 Phase, Type 1 Enclosure D003000030200c10cAsco Series 300 automatic transfer switch, 150 Amp, 480V 50-60 Hz, 3 Phase, Type 1 Enclosure D003000030200c10c
Asco Asco Series 300 automatic transfer switch, 150 Amp, 480V 50-60 Hz, 3 Phase, Type 1 Enclosure D003000030200c10c
$1,900
 Sold out
Square D HGA36110 110A 600V 3P(ABC) PowerPact I-Line Circuit BreakerSquare D HGA36110 110A 600V 3P(ABC) PowerPact I-Line Circuit Breaker
Square D Square D HGA36110 110A 600V 3P(ABC) PowerPact I-Line Circuit Breaker
$799.99
 Only 1 unit left
Square D HGA36070 3 Pole 70 Amp I-Line Breaker 240/480/600v Circuit BreakerSquare D HGA36070 3 Pole 70 Amp I-Line Breaker 240/480/600v Circuit Breaker
Square D Square D HGA36070 3 Pole 70 Amp I-Line Breaker 240/480/600v Circuit Breaker
$459.99
 In stock, 2 units
Square D KH36100 3 Pole 100 Amp 600v Circuit BreakerSquare D KH36100 3 Pole 100 Amp 600v Circuit Breaker
Square D Square D KH36100 3 Pole 100 Amp 600v Circuit Breaker
$1,299.99
 In stock, 8 units
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Murray M1 2 Pole 125 Amp 240V Main Circuit BreakerMurray M1 2 Pole 125 Amp 240V Main Circuit Breaker
Murray Murray M1 2 Pole 125 Amp 240V Main Circuit Breaker
$59.99
 Sold out
American Switch American Switch Co. A115R 15 Amp 1 Pole 120 VAC Circuit Breaker Right Hand Hook
$7.99
 In stock, 2 units
Challenger A115GFI 15 Amp 1 Pole 120V Type A GFCI Circuit Breaker - FlawedChallenger A115GFI 15 Amp 1 Pole 120V Type A GFCI Circuit Breaker - Flawed
Challenger Challenger A115GFI 15 Amp 1 Pole 120V Type A GFCI Circuit Breaker - Flawed
$9.99
 Only 1 unit left
LCB Corp LB215 2 Pole 15 Amp 120/240v Classified Circuit Breaker with Trip and Indicator LightLCB Corp LB215 2 Pole 15 Amp 120/240v Classified Circuit Breaker with Trip and Indicator Light
LCB Corp LCB Corp LB215 2 Pole 15 Amp 120/240v Classified Circuit Breaker with Trip and Indicator Light
$8.99
 Only 1 unit left
Square D QE2100VH 100 Amp 2 Pole 22kA @240V Circuit BreakerSquare D QE2100VH 100 Amp 2 Pole 22kA @240V Circuit Breaker
Square D Square D QE2100VH 100 Amp 2 Pole 22kA @240V Circuit Breaker
$899.99
 Only 1 unit left
Square D LXL36450G 3 Pole 450 Amp Micrologic Type LXL Electronic Trip Circuit BreakerSquare D LXL36450G 3 Pole 450 Amp Micrologic Type LXL Electronic Trip Circuit Breaker
Square D Square D LXL36450G 3 Pole 450 Amp Micrologic Type LXL Electronic Trip Circuit Breaker
$2,999.99
 Only 1 unit left
General Electric THHQB32040ST1 40 Amp 3 Pole 240V 22K Breaker W/TQST1 120V ShuntGeneral Electric THHQB32040ST1 40 Amp 3 Pole 240V 22K Breaker W/TQST1 120V Shunt
GE General Electric General Electric THHQB32040ST1 40 Amp 3 Pole 240V 22K Breaker W/TQST1 120V Shunt
From $349.99
 In stock, 2 units
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General Electric THQC/TQC2125 25 Amp 2 Pole 120/240V Circuit Breaker w/ProngsGeneral Electric THQC/TQC2125 25 Amp 2 Pole 120/240V Circuit Breaker w/Prongs
GE General Electric General Electric THQC/TQC2125 25 Amp 2 Pole 120/240V Circuit Breaker w/Prongs
$24.99
 Only 1 unit left
ITE QP2-B015 15 Amp 2 Pole 120/240V EQ-P Circuit BreakerITE QP2-B015 15 Amp 2 Pole 120/240V EQ-P Circuit Breaker
Siemens / ITE / Gould ITE QP2-B015 15 Amp 2 Pole 120/240V EQ-P Circuit Breaker
$4.99
 In stock, 2 units
Siemens D130 30 Amp Single Pole Plug in Circuit BreakerSiemens D130 30 Amp Single Pole Plug in Circuit Breaker
Siemens Siemens D130 30 Amp Single Pole Plug in Circuit Breaker
$4.99
 In stock, 3 units
Siemens B250H 2 Pole 50 Amp 22K 120/240V Bolt on Circuit BreakerSiemens B250H 2 Pole 50 Amp 22K 120/240V Bolt on Circuit Breaker
Siemens Siemens B250H 2 Pole 50 Amp 22K 120/240V Bolt on Circuit Breaker
$24.99
 Sold out
Siemens Pentair Type PGF 2 Pole 20 Amp GFCI Circuit Breaker PA220GFSiemens Pentair Type PGF 2 Pole 20 Amp GFCI Circuit Breaker PA220GF
Siemens Siemens Pentair Type PGF 2 Pole 20 Amp GFCI Circuit Breaker PA220GF
$89.99
 Sold out
Eaton/Cutler-Hammer BAB2080 80 Amp 2 Pole 240V Bolt on Circuit BreakerEaton/Cutler-Hammer BAB2080 80 Amp 2 Pole 240V Bolt on Circuit Breaker
Eaton / Cutler Hammer Eaton/Cutler-Hammer BAB2080 80 Amp 2 Pole 240V Bolt on Circuit Breaker
$45.99
 Only 1 unit left
Crouse-Hinds/Murray MP150 50 Amp 1 Pole 120/240V Circuit BreakerCrouse-Hinds/Murray MP150 50 Amp 1 Pole 120/240V Circuit Breaker
Crouse-Hinds/Murray Electric Crouse-Hinds/Murray MP150 50 Amp 1 Pole 120/240V Circuit Breaker
From $1.99
 In stock, 23 units
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Challenger CSFK2125 125 Amp 2 Pole Lug Block Kit Main or Sub FeedChallenger CSFK2125 125 Amp 2 Pole Lug Block Kit Main or Sub Feed
Challenger Challenger CSFK2125 125 Amp 2 Pole Lug Block Kit Main or Sub Feed
$14.99
 Sold out
Murray MP1515N 15 Amp 2 Pole 120/240V Type MH-T Circuit BreakerMurray MP1515N 15 Amp 2 Pole 120/240V Type MH-T Circuit Breaker
Murray Murray MP1515N 15 Amp 2 Pole 120/240V Type MH-T Circuit Breaker
$9.99
 In stock, 3 units
Westinghouse HQP2020 20 Amp 2 Pole 120/240V Type HQP Breaker - Cosmetic FlawWestinghouse HQP2020 20 Amp 2 Pole 120/240V Type HQP Breaker - Cosmetic Flaw
Westinghouse Westinghouse HQP2020 20 Amp 2 Pole 120/240V Type HQP Breaker - Cosmetic Flaw
$26.99
 In stock, 2 units
Crouse-Hinds MP120GF 20 Amp 1 Pole 120V GFI/GFCI Circuit BreakerCrouse-Hinds MP120GF 20 Amp 1 Pole 120V GFI/GFCI Circuit Breaker
Crouse-Hinds Crouse-Hinds MP120GF 20 Amp 1 Pole 120V GFI/GFCI Circuit Breaker
$15.99
 Only 1 unit left
Westinghouse QNPL2030 30 Amp 2 Pole 120/240V Circuit Breaker - Plastic FootWestinghouse QNPL2030 30 Amp 2 Pole 120/240V Circuit Breaker - Plastic Foot
Westinghouse Westinghouse QNPL2030 30 Amp 2 Pole 120/240V Circuit Breaker - Plastic Foot
$9.99
 In stock, 2 units
Federal Pioneer NA115 15 Amp 1 Pole 120/240V Circuit BreakerFederal Pioneer NA115 15 Amp 1 Pole 120/240V Circuit Breaker
Federal Pioneer Federal Pioneer NA115 15 Amp 1 Pole 120/240V Circuit Breaker
$4.99
 In stock, 8 units
Heinemann CF1-G3-U 1 Pole 35 Amp 120/240V Circuit BreakerHeinemann CF1-G3-U 1 Pole 35 Amp 120/240V Circuit Breaker
Heinemann Heinemann CF1-G3-U 1 Pole 35 Amp 120/240V Circuit Breaker
$6.99
 Only 1 unit left
Challenger NC115 15 Amp 1 Pole Stab-Lok Type NC (Thin) Circuit BreakerChallenger NC115 15 Amp 1 Pole Stab-Lok Type NC (Thin) Circuit Breaker
FPE Federal Pacific / Challenger Challenger NC115 15 Amp 1 Pole Stab-Lok Type NC (Thin) Circuit Breaker
$3.99
 In stock, 22 units
Zinsco Q135 35 Amp 1 Pole 120V Type T Magnetrip Circuit BreakerZinsco Q135 35 Amp 1 Pole 120V Type T Magnetrip Circuit Breaker
Zinsco / GTE Sylvania / Challenger Zinsco Q135 35 Amp 1 Pole 120V Type T Magnetrip Circuit Breaker
$7.99
 In stock, 11 units
Challenger A5050 50 Amp 2 Pole Tandem 120/240V Circuit BreakerChallenger A5050 50 Amp 2 Pole Tandem 120/240V Circuit Breaker
Challenger Challenger A5050 50 Amp 2 Pole Tandem 120/240V Circuit Breaker
$14.99
 Sold out
GE THQB2145 45 Amp 2 Pole 120/240V Bolt on Circuit Breaker - Printed FaceGE THQB2145 45 Amp 2 Pole 120/240V Bolt on Circuit Breaker - Printed Face
GE General Electric GE THQB2145 45 Amp 2 Pole 120/240V Bolt on Circuit Breaker - Printed Face
$33.99
 Only 1 unit left
GE General Electric THHQB2135 35 Amp 2 Pole 22Ka Circuit BreakerGE General Electric THHQB2135 35 Amp 2 Pole 22Ka Circuit Breaker
GE General Electric GE General Electric THHQB2135 35 Amp 2 Pole 22Ka Circuit Breaker
$34.99
 Only 1 unit left
Trane X13650734-05 Dual Triac Output PCB Circuit Board Rev F 0802Trane X13650734-05 Dual Triac Output PCB Circuit Board Rev F 0802
The Trane Co. Trane X13650734-05 Dual Triac Output PCB Circuit Board Rev F 0802
$59.99
 Only 1 unit left
ABB Sace Tmax XT7H1000 1000 Amp 3 Pole 600V XT7H Molded Case Circuit BreakerABB Sace Tmax XT7H1000 1000 Amp 3 Pole 600V XT7H Molded Case Circuit Breaker
ABB ABB Sace Tmax XT7H1000 1000 Amp 3 Pole 600V XT7H Molded Case Circuit Breaker
$4,295.99
 Only 1 unit left
Circuit Breaker Ind./IEC 60947-2 Single Pole Circuit Breaker 10Amp 230/400V 50/60HzCircuit Breaker Ind./IEC 60947-2 Single Pole Circuit Breaker 10Amp 230/400V 50/60Hz
Circuit Breaker Industries Circuit Breaker Ind./IEC 60947-2 Single Pole Circuit Breaker 10Amp 230/400V 50/60Hz
$9.99
 Only 1 unit left
Square D QBA32090 3 Pole 90 Amp 240v PowerPact Circuit BreakerSquare D QBA32090 3 Pole 90 Amp 240v PowerPact Circuit Breaker
Square D Square D QBA32090 3 Pole 90 Amp 240v PowerPact Circuit Breaker
$415.99
 Sold out
Square D QBA32200 200 Amp 3 Pole 240V PowerPact Circuit BreakerSquare D QBA32200 200 Amp 3 Pole 240V PowerPact Circuit Breaker
Square D Square D QBA32200 200 Amp 3 Pole 240V PowerPact Circuit Breaker
$429.90
 In stock, 3 units
Ferraz/Shawmut USCC3/M217522 30 Amp 3 Pole 600V Circuit Breaker Class CC FusesFerraz/Shawmut USCC3/M217522 30 Amp 3 Pole 600V Circuit Breaker Class CC Fuses
Shawmut / Ferraz Ferraz/Shawmut USCC3/M217522 30 Amp 3 Pole 600V Circuit Breaker Class CC Fuses
$12.99
 Only 1 unit left
Ferraz/Shawmut USCC1/B213441 30 Amp 600V Circuit Breaker Class CC FusesFerraz/Shawmut USCC1/B213441 30 Amp 600V Circuit Breaker Class CC Fuses
Shawmut / Ferraz Ferraz/Shawmut USCC1/B213441 30 Amp 600V Circuit Breaker Class CC Fuses
$8.29
 Only 1 unit left
GE General Electric TJK636Y600 3 Pole 600 Amp 600vac Mounting PlateGE General Electric TJK636Y600 3 Pole 600 Amp 600vac Mounting Plate
GE General Electric GE General Electric TJK636Y600 3 Pole 600 Amp 600vac Mounting Plate
$79.99
 Only 1 unit left
Square D LA36400 400 Amp 3-Pole 600V Circuit Breaker -Cosmetic FlawSquare D LA36400 400 Amp 3-Pole 600V Circuit Breaker -Cosmetic Flaw
Square D Square D LA36400 400 Amp 3-Pole 600V Circuit Breaker -Cosmetic Flaw
$279.99
 Only 1 unit left
Square D FDA241002 100 Amp 2 Pole 277/480V A& C PowerPact I-Line Circuit BreakerSquare D FDA241002 100 Amp 2 Pole 277/480V A& C PowerPact I-Line Circuit Breaker
Square D Square D FDA241002 100 Amp 2 Pole 277/480V A& C PowerPact I-Line Circuit Breaker
$89.99
 Only 1 unit left
Cutler Hammer KD3400F 400 Amp 600V 3 Pole Trip KT3400T Circuit BreakerCutler Hammer KD3400F 400 Amp 600V 3 Pole Trip KT3400T Circuit Breaker
Cutler Hammer Cutler Hammer KD3400F 400 Amp 600V 3 Pole Trip KT3400T Circuit Breaker
$549.99
 Sold out
General Electric TQ2DPK Mounting Hardware 120/208v 225 Amp, TED, TQD, THQDGeneral Electric TQ2DPK Mounting Hardware 120/208v 225 Amp, TED, TQD, THQD
GE General Electric General Electric TQ2DPK Mounting Hardware 120/208v 225 Amp, TED, TQD, THQD
$345
 In stock, 4 units
Siemens Sentron Series FXD63S250A 250 Amp 3 Pole ITE Molded Case Switch w/Shunt on Left SideSiemens Sentron Series FXD63S250A 250 Amp 3 Pole ITE Molded Case Switch w/Shunt on Left Side
Siemens / ITE Siemens Sentron Series FXD63S250A 250 Amp 3 Pole ITE Molded Case Switch w/Shunt on Left Side
$699.99
 Only 1 unit left
GE General Electric TED134090 90 Amp 3 Pole 480V w/Shunt Circuit BreakerGE General Electric TED134090 90 Amp 3 Pole 480V w/Shunt Circuit Breaker
GE General Electric GE General Electric TED134090 90 Amp 3 Pole 480V w/Shunt Circuit Breaker
$69.99
 In stock, 4 units
Eaton ED3225BP10 225 Amp 3 Pole ED 65K 240V 125 VDC Circuit BreakerEaton ED3225BP10 225 Amp 3 Pole ED 65K 240V 125 VDC Circuit Breaker
Eaton / Cutler Hammer Eaton ED3225BP10 225 Amp 3 Pole ED 65K 240V 125 VDC Circuit Breaker
$299.99
 Sold out
Square D JDL36250 JD250 250 Amp 3 Pole PowerPact Circuit BreakerSquare D JDL36250 JD250 250 Amp 3 Pole PowerPact Circuit Breaker
Square D Square D JDL36250 JD250 250 Amp 3 Pole PowerPact Circuit Breaker
$325.99
 Sold out
ABB S4N250BWAH 250 Amp 3 Pole 600V LI Trip Circuit BreakerABB S4N250BWAH 250 Amp 3 Pole 600V LI Trip Circuit Breaker
ABB ABB S4N250BWAH 250 Amp 3 Pole 600V LI Trip Circuit Breaker
$229.99
 Only 1 unit left

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