Circuit Breakers & Accessories

8119 products

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FPE Federal Noark 167U20 Single Pole 20 Amp Type NQ Circuit BreakerFPE Federal Noark 167U20 Single Pole 20 Amp Type NQ Circuit Breaker
FPE Federal Noark FPE Federal Noark 167U20 Single Pole 20 Amp Type NQ Circuit Breaker
$16.99
 In stock, 2 units
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GE General Electric TQAL2170 70 Amp 2 Pole 240V Circuit BreakerGE General Electric TQAL2170 70 Amp 2 Pole 240V Circuit Breaker
GE General Electric GE General Electric TQAL2170 70 Amp 2 Pole 240V Circuit Breaker
$8.99
 Only 1 unit left
Square D EH34030 30 Amp 3 Pole 480y/277v Type EH Circuit BreakerSquare D EH34030 30 Amp 3 Pole 480y/277v Type EH Circuit Breaker
Square D Square D EH34030 30 Amp 3 Pole 480y/277v Type EH Circuit Breaker
From $309.99
 Sold out
Save 82%
Siemens 3VA6115-8HL31-2AA0 150 Amp 3 Pole 600V Circuit BreakerSiemens 3VA6115-8HL31-2AA0 150 Amp 3 Pole 600V Circuit Breaker
Siemens Siemens 3VA6115-8HL31-2AA0 150 Amp 3 Pole 600V Circuit Breaker
$799.99 $4,383
 Sold out
GE General Electric TQD32100 3 Pole 100 Amp 240VAC w/TQSTA1 120V to 240V Shunt Trip Device Circuit BreakerGE General Electric TQD32100 3 Pole 100 Amp 240VAC w/TQSTA1 120V to 240V Shunt Trip Device Circuit Breaker
GE General Electric GE General Electric TQD32100 3 Pole 100 Amp 240VAC w/TQSTA1 120V to 240V Shunt Trip Device Circuit Breaker
$449.99
 Sold out
Square D 989216 100 Amp 2 Pole 240V Circuit Breaker - Cosmetic FlawSquare D 989216 100 Amp 2 Pole 240V Circuit Breaker - Cosmetic Flaw
Square D Square D 989216 100 Amp 2 Pole 240V Circuit Breaker - Cosmetic Flaw
$67.99
 Sold out
Square D Q1L2125 125 Amp 2 Pole 120/240V Circuit BreakerSquare D Q1L2125 125 Amp 2 Pole 120/240V Circuit Breaker
Square D Square D Q1L2125 125 Amp 2 Pole 120/240V Circuit Breaker
$299.99
 Only 1 unit left
GE General Electric THQB2135 35 Amp 2 Pole THQB Bolt-On Circuit Breaker 120/240VACGE General Electric THQB2135 35 Amp 2 Pole THQB Bolt-On Circuit Breaker 120/240VAC
GE General Electric GE General Electric THQB2135 35 Amp 2 Pole THQB Bolt-On Circuit Breaker 120/240VAC
$29.99
 Only 1 unit left
Square D QOU14100BAL 100 Amp 4-Pole Jumper Bar Assembly Left WiringSquare D QOU14100BAL 100 Amp 4-Pole Jumper Bar Assembly Left Wiring
Square D Square D QOU14100BAL 100 Amp 4-Pole Jumper Bar Assembly Left Wiring
$19.99
 Sold out
ITE Siemens MXD63B800 3 Pole 800 Amp 600 Vac Circuit BreakerITE Siemens MXD63B800 3 Pole 800 Amp 600 Vac Circuit Breaker
ITE ITE Siemens MXD63B800 3 Pole 800 Amp 600 Vac Circuit Breaker
From $1,199.99
 Only 1 unit left
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Square D I-Line Filler Plate 80121-651-01Square D I-Line Filler Plate 80121-651-01
Square D Square D I-Line Filler Plate 80121-651-01
$14.99
 Sold out
Square D FH36080 80 Amp 600vac 3 Pole I-Line Circuit BreakerSquare D FH36080 80 Amp 600vac 3 Pole I-Line Circuit Breaker
Square D Square D FH36080 80 Amp 600vac 3 Pole I-Line Circuit Breaker
$249.99
 Sold out
Wadsworth A15NI 15 Amp 1 Pole Plastic Foot Type A 120v Circuit BreakerWadsworth A15NI 15 Amp 1 Pole Plastic Foot Type A 120v Circuit Breaker
Wadsworth Wadsworth A15NI 15 Amp 1 Pole Plastic Foot Type A 120v Circuit Breaker
$14.99
 Sold out
GE THQMV Mounting FeetGE THQMV Mounting Feet
GE General Electric GE THQMV Mounting Feet
From $39.99
 In stock, 7 units
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Square D MHAR270 2 Pole 70 Amp Circuit BreakerSquare D MHAR270 2 Pole 70 Amp Circuit Breaker
Square D Square D MHAR270 2 Pole 70 Amp Circuit Breaker
$169.99
 Sold out
Eaton QBGFT1020 20 Amp Single Pole 120V Quicklag Ground Fault Circuit BreakerEaton QBGFT1020 20 Amp Single Pole 120V Quicklag Ground Fault Circuit Breaker
Eaton / Cutler Hammer Eaton QBGFT1020 20 Amp Single Pole 120V Quicklag Ground Fault Circuit Breaker
$69.99
 In stock, 17 units
Square D SC1624M100S 100 Amp 16 Space 24-Circuit Panel GutsSquare D SC1624M100S 100 Amp 16 Space 24-Circuit Panel Guts
Square D Square D SC1624M100S 100 Amp 16 Space 24-Circuit Panel Guts
$59.99
 Sold out
Siemens MBKFD3 / 13-A-4510 Main Breaker Mounting Hardware Kit 225 Amp 3 Pole 480V 13A4510Siemens MBKFD3 / 13-A-4510 Main Breaker Mounting Hardware Kit 225 Amp 3 Pole 480V 13A4510
Siemens Siemens MBKFD3 / 13-A-4510 Main Breaker Mounting Hardware Kit 225 Amp 3 Pole 480V 13A4510
$69.99
 Sold out
ITE/Siemens BQ3-B050 50 Amp 3 Pole 240V Circuit Breaker BQ3B050ITE/Siemens BQ3-B050 50 Amp 3 Pole 240V Circuit Breaker BQ3B050
Siemens / ITE ITE/Siemens BQ3-B050 50 Amp 3 Pole 240V Circuit Breaker BQ3B050
$24.99
 In stock, 3 units
Westinghouse EHB3020 20 Amp 3 Pole 480V Molded Case Circuit BreakerWestinghouse EHB3020 20 Amp 3 Pole 480V Molded Case Circuit Breaker
Westinghouse Westinghouse EHB3020 20 Amp 3 Pole 480V Molded Case Circuit Breaker
$29.99
 In stock, 3 units
Siemens EH3-B090 3 Pole 90 Amp 480V Circuit BreakerSiemens EH3-B090 3 Pole 90 Amp 480V Circuit Breaker
Siemens Siemens EH3-B090 3 Pole 90 Amp 480V Circuit Breaker
$699.99
 Sold out
Eaton Cutler Hammer 9-2876-1 45MM Coil IEC Size D-F 120V 60Hz Series B1/C1Eaton Cutler Hammer 9-2876-1 45MM Coil IEC Size D-F 120V 60Hz Series B1/C1
Eaton / Cutler Hammer Eaton Cutler Hammer 9-2876-1 45MM Coil IEC Size D-F 120V 60Hz Series B1/C1
$59.99
 Sold out
ABB Sace S3 S3N100TW 3 Pole 100 Amp 600V Circuit BreakerABB Sace S3 S3N100TW 3 Pole 100 Amp 600V Circuit Breaker
ABB ABB Sace S3 S3N100TW 3 Pole 100 Amp 600V Circuit Breaker
$99.99
 Sold out
Square D H322N 60 Amp 3 Pole Fused Nema 1 240V Heavy Duty Safety SwitchSquare D H322N 60 Amp 3 Pole Fused Nema 1 240V Heavy Duty Safety Switch
Square D Square D H322N 60 Amp 3 Pole Fused Nema 1 240V Heavy Duty Safety Switch
From $114.99
 Sold out
Eaton HFD2070 2 Pole 70 Amp Circuit BreakerEaton HFD2070 2 Pole 70 Amp Circuit Breaker
Eaton Eaton HFD2070 2 Pole 70 Amp Circuit Breaker
$329.99
 Sold out
Eaton MT2800T Series C Thermal Magnetic Trip Unit 800 Amp 600V 250VDC 2 PoleEaton MT2800T Series C Thermal Magnetic Trip Unit 800 Amp 600V 250VDC 2 Pole
Eaton Eaton MT2800T Series C Thermal Magnetic Trip Unit 800 Amp 600V 250VDC 2 Pole
$2,295
 Only 1 unit left
Cutler Hammer BAB2045 2 Pole 45 Amp TYPE BA Bolt on Circuit BreakerCutler Hammer BAB2045 2 Pole 45 Amp TYPE BA Bolt on Circuit Breaker
Cutler Hammer Cutler Hammer BAB2045 2 Pole 45 Amp TYPE BA Bolt on Circuit Breaker
From $39.99
 In stock, 2 units
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Eaton/Cutler Hammer CH120CAF 20 Amp 1 Pole 120240V Arc Fault BreakerEaton/Cutler Hammer CH120CAF 20 Amp 1 Pole 120240V Arc Fault Breaker
Eaton / Cutler Hammer Eaton/Cutler Hammer CH120CAF 20 Amp 1 Pole 120240V Arc Fault Breaker
From $39.99
 In stock, 2 units
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Eaton HFD3200BP10 w/Shunt SNT1RP08K 3 Pole 200 Amp Molded Case Circuit BreakerEaton HFD3200BP10 w/Shunt SNT1RP08K 3 Pole 200 Amp Molded Case Circuit Breaker
Eaton / Cutler Hammer Eaton HFD3200BP10 w/Shunt SNT1RP08K 3 Pole 200 Amp Molded Case Circuit Breaker
$899.99
 Sold out
Siemens PN Series 125 Amp 12-Space 12-Circuit Main Lug Plug-On Neutral Load center Indoor with Copper BusSiemens PN Series 125 Amp 12-Space 12-Circuit Main Lug Plug-On Neutral Load center Indoor with Copper Bus
S&S Electrical Supply Siemens PN Series 125 Amp 12-Space 12-Circuit Main Lug Plug-On Neutral Load center Indoor with Copper Bus
$69.96
 Only 1 unit left
Kohler KSS-DCTA-0400S Transfer Switch 400 Amp 208V 4 Wire 3 Phase 4 PoleKohler KSS-DCTA-0400S Transfer Switch 400 Amp 208V 4 Wire 3 Phase 4 Pole
Kohler Kohler KSS-DCTA-0400S Transfer Switch 400 Amp 208V 4 Wire 3 Phase 4 Pole
$5,599.99
 Sold out
Westinghouse QCL2020 20 Amp 2 Pole 120/240V Circuit BreakerWestinghouse QCL2020 20 Amp 2 Pole 120/240V Circuit Breaker
Westinghouse Westinghouse QCL2020 20 Amp 2 Pole 120/240V Circuit Breaker
$29.99
 Sold out
General Electric TM1210 14 Space 125A Max 120/240VAC Type TM Circuit Breaker Interior (Guts Only)General Electric TM1210 14 Space 125A Max 120/240VAC Type TM Circuit Breaker Interior (Guts Only)
GE General Electric General Electric TM1210 14 Space 125A Max 120/240VAC Type TM Circuit Breaker Interior (Guts Only)
From $29.99
 In stock, 3 units
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Westinghouse EB3070 70 Amp 3 Pole 240V Circuit BreakerWestinghouse EB3070 70 Amp 3 Pole 240V Circuit Breaker
Westinghouse Westinghouse EB3070 70 Amp 3 Pole 240V Circuit Breaker
$44.99
 Only 1 unit left
Westinghouse QBH3030 30 Amp 3 pole Quicklag Circuit BreakerWestinghouse QBH3030 30 Amp 3 pole Quicklag Circuit Breaker
Westinghouse Westinghouse QBH3030 30 Amp 3 pole Quicklag Circuit Breaker
$39.99
 Sold out
FPE NEF433015 15 Amp 3 Pole 480V Type NEF AB Circuit BreakerFPE NEF433015 15 Amp 3 Pole 480V Type NEF AB Circuit Breaker
FPE Federal Pacific FPE NEF433015 15 Amp 3 Pole 480V Type NEF AB Circuit Breaker
$24.99
 In stock, 6 units
GE/General Electric THQB32090 90 Amp 3 Pole 240V Circuit Breaker -Old StyleGE/General Electric THQB32090 90 Amp 3 Pole 240V Circuit Breaker -Old Style
GE General Electric GE/General Electric THQB32090 90 Amp 3 Pole 240V Circuit Breaker -Old Style
$59.99
 In stock, 3 units
Eaton/Westinghouse QBHW1030 30 Amp 1 Pole 120/240V Bolt-On Circuit BreakerEaton/Westinghouse QBHW1030 30 Amp 1 Pole 120/240V Bolt-On Circuit Breaker
Westinghouse / Eaton / Cutler Hammer Eaton/Westinghouse QBHW1030 30 Amp 1 Pole 120/240V Bolt-On Circuit Breaker
From $11.99
 In stock, 68 units
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Eaton/Cutler Hammer FS340020A 20 Amp 3 Pole 480V Type FS Circuit BreakerEaton/Cutler Hammer FS340020A 20 Amp 3 Pole 480V Type FS Circuit Breaker
Eaton / Cutler Hammer Eaton/Cutler Hammer FS340020A 20 Amp 3 Pole 480V Type FS Circuit Breaker
From $69.99
 In stock, 3 units
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Westinghouse HQP2030 30 Amp 2 Pole 120/240V Type BA Circuit BreakerWestinghouse HQP2030 30 Amp 2 Pole 120/240V Type BA Circuit Breaker
Westinghouse Westinghouse HQP2030 30 Amp 2 Pole 120/240V Type BA Circuit Breaker
$29.99
 In stock, 4 units
Siemens Q22050CT/CT2 20/50 Amp 120/240V Quad Circuit BreakerSiemens Q22050CT/CT2 20/50 Amp 120/240V Quad Circuit Breaker
Siemens Siemens Q22050CT/CT2 20/50 Amp 120/240V Quad Circuit Breaker
From $14.99
 Only 1 unit left
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Westinghouse HFB3060 60 Amp 3 Pole 600V Circuit BreakerWestinghouse HFB3060 60 Amp 3 Pole 600V Circuit Breaker
Westinghouse Westinghouse HFB3060 60 Amp 3 Pole 600V Circuit Breaker
$49.99
 Sold out
Connecticut Electric UBITBFP1252 2 Pole 125 Amp 240V Circuit BreakerConnecticut Electric UBITBFP1252 2 Pole 125 Amp 240V Circuit Breaker
Connecticut Electric Connecticut Electric UBITBFP1252 2 Pole 125 Amp 240V Circuit Breaker
$225.99
 Sold out
Cutler Hammer CHNT2020 20/20 Amp 1 Pole 120/240V Tandem Circuit BreakerCutler Hammer CHNT2020 20/20 Amp 1 Pole 120/240V Tandem Circuit Breaker
Cutler Hammer Cutler Hammer CHNT2020 20/20 Amp 1 Pole 120/240V Tandem Circuit Breaker
$16.99
 Sold out
Siemens ED62B015 Sentron Series 15 Amp 240 Volts Circuit BreakerSiemens ED62B015 Sentron Series 15 Amp 240 Volts Circuit Breaker
Siemens Siemens ED62B015 Sentron Series 15 Amp 240 Volts Circuit Breaker
$69.95
 Sold out
Eaton Cutler Hammer PRL3A 225 Amp 480/277v Panel Door/CoverEaton Cutler Hammer PRL3A 225 Amp 480/277v Panel Door/Cover
Cutler Hammer Eaton Cutler Hammer PRL3A 225 Amp 480/277v Panel Door/Cover
$99.98
 Sold out
Eaton Cutler-Hammer Prl3a 225 Amp 277/480v Panel Guts 3Ø 4 WireEaton Cutler-Hammer Prl3a 225 Amp 277/480v Panel Guts 3Ø 4 Wire
Eaton / Cutler Hammer Eaton Cutler-Hammer Prl3a 225 Amp 277/480v Panel Guts 3Ø 4 Wire
$274.98
 Sold out
Siemens HF321NR Disconnect Fused Safety Switch 30A 3 Pole 240V 4W Nema Type 3RSiemens HF321NR Disconnect Fused Safety Switch 30A 3 Pole 240V 4W Nema Type 3R
Siemens Siemens HF321NR Disconnect Fused Safety Switch 30A 3 Pole 240V 4W Nema Type 3R
$98.99
 Sold out

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