Circuit Breakers & Accessories

8119 products

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Square D MGP26800 800 Amp 2 Pole 600 VAC MG800 PowerPact Circuit BreakerSquare D MGP26800 800 Amp 2 Pole 600 VAC MG800 PowerPact Circuit Breaker
Square D Square D MGP26800 800 Amp 2 Pole 600 VAC MG800 PowerPact Circuit Breaker
$5,999.99
 Only 1 unit left
Eaton KD2400F 400 Amp 2 Pole 240-600 VAC Molded Case Circuit Breaker with Adjustable TripEaton KD2400F 400 Amp 2 Pole 240-600 VAC Molded Case Circuit Breaker with Adjustable Trip
Eaton Eaton KD2400F 400 Amp 2 Pole 240-600 VAC Molded Case Circuit Breaker with Adjustable Trip
$489.99
 Only 1 unit left
GE General Electric SRPE100A80 80 Amp Spectra Rating PlugGE General Electric SRPE100A80 80 Amp Spectra Rating Plug
GE General Electric GE General Electric SRPE100A80 80 Amp Spectra Rating Plug
$69.99
 Sold out
Federal Pacific Fpe Type Nm 3 Pole 800 Amp 600v Circuit BreakerFederal Pacific Fpe Type Nm 3 Pole 800 Amp 600v Circuit Breaker
FPE Federal Pacific Federal Pacific Fpe Type Nm 3 Pole 800 Amp 600v Circuit Breaker
$799
 Sold out
Eaton/Cutler-Hammer DPB222R 60 Amp 240 VAC 2 Pole Air Conditioner Disconnect -GutsEaton/Cutler-Hammer DPB222R 60 Amp 240 VAC 2 Pole Air Conditioner Disconnect -Guts
Eaton Eaton/Cutler-Hammer DPB222R 60 Amp 240 VAC 2 Pole Air Conditioner Disconnect -Guts
$17.99
 Only 1 unit left
Cutler-Hammer BR380/C380 80 Amp 3 Pole 240v Circuit BreakerCutler-Hammer BR380/C380 80 Amp 3 Pole 240v Circuit Breaker
Cutler-Hammer Cutler-Hammer BR380/C380 80 Amp 3 Pole 240v Circuit Breaker
$115.99
 Sold out
Cutler-Hammer QBHW3080H 80 Amp 3 Pole 240v 22ka Quicklag Circuit BreakerCutler-Hammer QBHW3080H 80 Amp 3 Pole 240v 22ka Quicklag Circuit Breaker
Cutler Hammer Cutler-Hammer QBHW3080H 80 Amp 3 Pole 240v 22ka Quicklag Circuit Breaker
$69.99
 In stock, 3 units
Eaton CHFP120AF 20 Amp Plug On Neutral Combination AFCI Circuit BreakerEaton CHFP120AF 20 Amp Plug On Neutral Combination AFCI Circuit Breaker
Eaton / Cutler Hammer Eaton CHFP120AF 20 Amp Plug On Neutral Combination AFCI Circuit Breaker
From $15.95
 In stock, 8 units
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Cutler-Hammer QBHW2020H 20 Amp 2 Pole 240v 22ka QUICKLAG Circuit BreakerCutler-Hammer QBHW2020H 20 Amp 2 Pole 240v 22ka QUICKLAG Circuit Breaker
Cutler Hammer Cutler-Hammer QBHW2020H 20 Amp 2 Pole 240v 22ka QUICKLAG Circuit Breaker
$36.99
 Only 1 unit left
Eaton Cutler Hammer FD3060 60 Amp 3 Pole 600V Circuit Breaker - Red LabelEaton Cutler Hammer FD3060 60 Amp 3 Pole 600V Circuit Breaker - Red Label
Cutler Hammer Eaton Cutler Hammer FD3060 60 Amp 3 Pole 600V Circuit Breaker - Red Label
$179.99
 Sold out
ABB SACE S6N 600 Amp 3 Pole 600v Circuit BreakerABB SACE S6N 600 Amp 3 Pole 600v Circuit Breaker
ABB ABB SACE S6N 600 Amp 3 Pole 600v Circuit Breaker
$599.99
 Sold out
Square D Q2M-2150-MBH 2 Pole 150 Amp 240V 22Kia Circuit Breaker Q2M2150MBSquare D Q2M-2150-MBH 2 Pole 150 Amp 240V 22Kia Circuit Breaker Q2M2150MB
Square D Square D Q2M-2150-MBH 2 Pole 150 Amp 240V 22Kia Circuit Breaker Q2M2150MB
$329.99
 Sold out
Siemens HMX3B800 800 Amp 3 Pole 600v Circuit BreakerSiemens HMX3B800 800 Amp 3 Pole 600v Circuit Breaker
Siemens Siemens HMX3B800 800 Amp 3 Pole 600v Circuit Breaker
$5,499.99
 Only 1 unit left
Square D FCL34050G 50 Amp 3 Pole 480V Circuit Breaker w/Shunt TripSquare D FCL34050G 50 Amp 3 Pole 480V Circuit Breaker w/Shunt Trip
Square D Square D FCL34050G 50 Amp 3 Pole 480V Circuit Breaker w/Shunt Trip
$599.99
 Only 1 unit left
Siemens Senton JXD63S400A 400 Amp 3 Pole 600v Circuit BreakerSiemens Senton JXD63S400A 400 Amp 3 Pole 600v Circuit Breaker
Siemens Siemens Senton JXD63S400A 400 Amp 3 Pole 600v Circuit Breaker
$685.99
 Only 1 unit left
Square D QOB370-1021 70 Amp 3 Pole 240V Series 2 Circuit Breaker w/ Shunt TripSquare D QOB370-1021 70 Amp 3 Pole 240V Series 2 Circuit Breaker w/ Shunt Trip
Square D Square D QOB370-1021 70 Amp 3 Pole 240V Series 2 Circuit Breaker w/ Shunt Trip
$145.99
 Sold out
Square D PHF2036 Series 4 Type PAL 1200 AMP Thermal Magnetic P-frame BreakerSquare D PHF2036 Series 4 Type PAL 1200 AMP Thermal Magnetic P-frame Breaker
Square D Square D PHF2036 Series 4 Type PAL 1200 AMP Thermal Magnetic P-frame Breaker
$2,964.59
 Sold out
B&C Meter Socket Replacement Block 100-200 AmpB&C Meter Socket Replacement Block 100-200 Amp
B&C B&C Meter Socket Replacement Block 100-200 Amp
$49.99
 Sold out
Square D LAL36400MB 3 Pole 400 Amp 600 VAC Type LAL Circuit BreakerSquare D LAL36400MB 3 Pole 400 Amp 600 VAC Type LAL Circuit Breaker
Square D Square D LAL36400MB 3 Pole 400 Amp 600 VAC Type LAL Circuit Breaker
$349.99
 In stock, 2 units
Square D IK36200 3 Pole 200 Amp 200 KAIC 600 VAC Type IK I-Line Circuit BreakerSquare D IK36200 3 Pole 200 Amp 200 KAIC 600 VAC Type IK I-Line Circuit Breaker
Square D Square D IK36200 3 Pole 200 Amp 200 KAIC 600 VAC Type IK I-Line Circuit Breaker
$999.99
 Only 1 unit left
Square D IF36070 70 Amp 3 Pole 600 VAC I-Limiter Circuit BreakerSquare D IF36070 70 Amp 3 Pole 600 VAC I-Limiter Circuit Breaker
Square D Square D IF36070 70 Amp 3 Pole 600 VAC I-Limiter Circuit Breaker
$129.99
 Only 1 unit left
Square D GFM100FA Ground Fault Module Class 1 100 Amp 3 Pole 600 VAC with Adjustable DelaySquare D GFM100FA Ground Fault Module Class 1 100 Amp 3 Pole 600 VAC with Adjustable Delay
Square D Square D GFM100FA Ground Fault Module Class 1 100 Amp 3 Pole 600 VAC with Adjustable Delay
$79.99
 In stock, 3 units
Square D FCL34040G FCL Series 40 Amp 3 Pole 480 VAC Circuit Breaker with Ground Fault/Shunt TripSquare D FCL34040G FCL Series 40 Amp 3 Pole 480 VAC Circuit Breaker with Ground Fault/Shunt Trip
Square D Square D FCL34040G FCL Series 40 Amp 3 Pole 480 VAC Circuit Breaker with Ground Fault/Shunt Trip
$599.99
 In stock, 2 units
Square D/Homeline HOM245 45 Amp 2 Pole 120/240V Circuit Breaker - White StickerSquare D/Homeline HOM245 45 Amp 2 Pole 120/240V Circuit Breaker - White Sticker
Square D Square D/Homeline HOM245 45 Amp 2 Pole 120/240V Circuit Breaker - White Sticker
$10.99
 In stock, 3 units
GE General Electric TED134060WL TED Series 60 Amp 3 Pole 480 VAC Circuit BreakerGE General Electric TED134060WL TED Series 60 Amp 3 Pole 480 VAC Circuit Breaker
GE General Electric GE General Electric TED134060WL TED Series 60 Amp 3 Pole 480 VAC Circuit Breaker
$299.99
 Sold out
Square D FCL34020G FCL Series 20 Amp 3 Pole 480 VAC Circuit Breaker with Ground Fault/Shunt TripSquare D FCL34020G FCL Series 20 Amp 3 Pole 480 VAC Circuit Breaker with Ground Fault/Shunt Trip
Square D Square D FCL34020G FCL Series 20 Amp 3 Pole 480 VAC Circuit Breaker with Ground Fault/Shunt Trip
From $179.99
 In stock, 2 units
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Square D JDL26225 JD Series 225 Amp 2 Pole 600 VAC Circuit BreakerSquare D JDL26225 JD Series 225 Amp 2 Pole 600 VAC Circuit Breaker
Square D Square D JDL26225 JD Series 225 Amp 2 Pole 600 VAC Circuit Breaker
$299.99
 Sold out
Siemens Q2015 20/15 Amp 2-1 Pole 120-240v Type QT Tandem Circuit BreakerSiemens Q2015 20/15 Amp 2-1 Pole 120-240v Type QT Tandem Circuit Breaker
Siemens Siemens Q2015 20/15 Amp 2-1 Pole 120-240v Type QT Tandem Circuit Breaker
$13.99
 Only 1 unit left
Murray/Crouse Hinds MDA2150TF 150 Amp 2 Pole 240v Main Circuit Breaker - Chipped LugMurray/Crouse Hinds MDA2150TF 150 Amp 2 Pole 240v Main Circuit Breaker - Chipped Lug
Murray / Crouse-Hinds Murray/Crouse Hinds MDA2150TF 150 Amp 2 Pole 240v Main Circuit Breaker - Chipped Lug
$349.99
 Sold out
GE General Electric SGDA22AT0400 400 Amp 2 Pole 240v Circuit BreakerGE General Electric SGDA22AT0400 400 Amp 2 Pole 240v Circuit Breaker
GE General Electric GE General Electric SGDA22AT0400 400 Amp 2 Pole 240v Circuit Breaker
$499.99
 Only 1 unit left
Square D IK36250 250 Amp 3 Pole 600V I Limiter I Line Circuit BreakerSquare D IK36250 250 Amp 3 Pole 600V I Limiter I Line Circuit Breaker
Square D Square D IK36250 250 Amp 3 Pole 600V I Limiter I Line Circuit Breaker
$689.99
 Only 1 unit left
Square D Micrologic Neutral CT Wiring Kit for Masterpact NT/NW and PowerPact P and R Frame Circuit BreakersSquare D Micrologic Neutral CT Wiring Kit for Masterpact NT/NW and PowerPact P and R Frame Circuit Breakers
Square D Square D Micrologic Neutral CT Wiring Kit for Masterpact NT/NW and PowerPact P and R Frame Circuit Breakers
$64.99
 Only 1 unit left
Westinghouse EHD3030L 30 Amp 3 Pole w/A1X1LA Aux. Switch & SNT1RB03 Shunt Circuit Breaker (Cosmetic Flawed)Westinghouse EHD3030L 30 Amp 3 Pole w/A1X1LA Aux. Switch & SNT1RB03 Shunt Circuit Breaker (Cosmetic Flawed)
Westinghouse Westinghouse EHD3030L 30 Amp 3 Pole w/A1X1LA Aux. Switch & SNT1RB03 Shunt Circuit Breaker (Cosmetic Flawed)
$119.95
 Only 1 unit left
Westinghouse EHD3030 30 Amp 3 Pole 480v Circuit Breaker w/Aux Switch A1x1pk & Shunt TripWestinghouse EHD3030 30 Amp 3 Pole 480v Circuit Breaker w/Aux Switch A1x1pk & Shunt Trip
Westinghouse Westinghouse EHD3030 30 Amp 3 Pole 480v Circuit Breaker w/Aux Switch A1x1pk & Shunt Trip
$219.95
 Only 1 unit left
Eaton DH366UGK 600 Amp 600V 3 Pole Non Fusible Safety SwitchEaton DH366UGK 600 Amp 600V 3 Pole Non Fusible Safety Switch
Eaton / Cutler Hammer Eaton DH366UGK 600 Amp 600V 3 Pole Non Fusible Safety Switch
$1,999.99
 In stock, 2 units
Square D JGL36200 200 Amp 3 Pole 600v PowerPacT Circuit BreakerSquare D JGL36200 200 Amp 3 Pole 600v PowerPacT Circuit Breaker
Square D Square D JGL36200 200 Amp 3 Pole 600v PowerPacT Circuit Breaker
$524.99
 Sold out
Siemens MBK175A 175 Amp 2 Pole 120/240v 22kAIC Circuit BreakerSiemens MBK175A 175 Amp 2 Pole 120/240v 22kAIC Circuit Breaker
Siemens Siemens MBK175A 175 Amp 2 Pole 120/240v 22kAIC Circuit Breaker
$199.99
 Only 1 unit left
Hubbell HBL316C6W 16 Amp Watertight Pin & Sleeve Connector 240V 2 Pole 3 WireHubbell HBL316C6W 16 Amp Watertight Pin & Sleeve Connector 240V 2 Pole 3 Wire
Hubbell Hubbell HBL316C6W 16 Amp Watertight Pin & Sleeve Connector 240V 2 Pole 3 Wire
$229.99
 In stock, 20 units
Eaton PDG21G0020TFFL 20 Amp 1 Pole 240V Circuit BreakerEaton PDG21G0020TFFL 20 Amp 1 Pole 240V Circuit Breaker
Eaton Eaton PDG21G0020TFFL 20 Amp 1 Pole 240V Circuit Breaker
$49.99
 In stock, 8 units
Eaton Cutler-Hammer HQP1020 20 Amp 1 Pole 120/240v Type HQP Quicklag Circuit BreakerEaton Cutler-Hammer HQP1020 20 Amp 1 Pole 120/240v Type HQP Quicklag Circuit Breaker
Eaton / Cutler Hammer Eaton Cutler-Hammer HQP1020 20 Amp 1 Pole 120/240v Type HQP Quicklag Circuit Breaker
$3.99
 In stock, 26 units
Hubbell 7399 50 Amp 600 VAC Twist Lock/Turn and Pull 3 Wire Male PlugHubbell 7399 50 Amp 600 VAC Twist Lock/Turn and Pull 3 Wire Male Plug
Hubbell Hubbell 7399 50 Amp 600 VAC Twist Lock/Turn and Pull 3 Wire Male Plug
$19.99
 Only 1 unit left
Lot of 7 1/2" Mixed Brands Die-Cast Set Screw EMT ConnectorLot of 7 1/2" Mixed Brands Die-Cast Set Screw EMT Connector
Mixed Brands Lot of 7 1/2" Mixed Brands Die-Cast Set Screw EMT Connector
$2.99
 Only 1 unit left
Westinghouse Shunt Trip Module with 2 Licon 22-104 Limit Switch DPDT 10 Amp 125/250 VACWestinghouse Shunt Trip Module with 2 Licon 22-104 Limit Switch DPDT 10 Amp 125/250 VAC
Westinghouse Westinghouse Shunt Trip Module with 2 Licon 22-104 Limit Switch DPDT 10 Amp 125/250 VAC
$29.99
 Only 1 unit left
Westinghouse QNBA3100 100 Amp 3 Pole 240v Quicklag Type QNBA Circuit BreakerWestinghouse QNBA3100 100 Amp 3 Pole 240v Quicklag Type QNBA Circuit Breaker
Westinghouse Westinghouse QNBA3100 100 Amp 3 Pole 240v Quicklag Type QNBA Circuit Breaker
$49.99
 Only 1 unit left
ABB OT80F3 (1SCA105798R1001) 3 Pole 80 Amp 240-600 VAC 20-40 HP Disconnect Switch with HandleABB OT80F3 (1SCA105798R1001) 3 Pole 80 Amp 240-600 VAC 20-40 HP Disconnect Switch with Handle
ABB ABB OT80F3 (1SCA105798R1001) 3 Pole 80 Amp 240-600 VAC 20-40 HP Disconnect Switch with Handle
$29.99
 Sold out
B&C TB-100 100/200 Amp 120/240v Porcelain Meter Socket Repair Kit - Flat CenterB&C TB-100 100/200 Amp 120/240v Porcelain Meter Socket Repair Kit - Flat Center
B&C B&C TB-100 100/200 Amp 120/240v Porcelain Meter Socket Repair Kit - Flat Center
From $119.99
 In stock, 6 units
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B&C TB-100 100/200 Amp 120/240v Porcelain Meter Socket Repair Kit - Sides Raised on Middle SectionB&C TB-100 100/200 Amp 120/240v Porcelain Meter Socket Repair Kit - Sides Raised on Middle Section
B&C B&C TB-100 100/200 Amp 120/240v Porcelain Meter Socket Repair Kit - Sides Raised on Middle Section
$129.99
 In stock, 4 units
Weco 100 Amp 120/240v Meter Socket Replacement Part - FlawedWeco 100 Amp 120/240v Meter Socket Replacement Part - Flawed
Weco Weco 100 Amp 120/240v Meter Socket Replacement Part - Flawed
$199
 Only 1 unit left

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