Circuit Breakers & Accessories

7937 products

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Square D PFA34020N I-Line Busway Unit 3Ph 20A 277-480V Circuit Breaker Bus PlugSquare D PFA34020N I-Line Busway Unit 3Ph 20A 277-480V Circuit Breaker Bus Plug
Square D Square D PFA34020N I-Line Busway Unit 3Ph 20A 277-480V Circuit Breaker Bus Plug
$973.69
 Only 1 unit left
Square D PFA-36100 I-Line Busway Unit 3Ph 100A 600V Circuit Breaker Bus PlugSquare D PFA-36100 I-Line Busway Unit 3Ph 100A 600V Circuit Breaker Bus Plug
Square D Square D PFA-36100 I-Line Busway Unit 3Ph 100A 600V Circuit Breaker Bus Plug
$973.69
 Only 1 unit left
ITE IUC3100 Circuit Breaker Plug Enclosure 100 Amp 600V E-EH-EFITE IUC3100 Circuit Breaker Plug Enclosure 100 Amp 600V E-EH-EF
ITE ITE IUC3100 Circuit Breaker Plug Enclosure 100 Amp 600V E-EH-EF
$302.92
 Only 1 unit left
Square D PQ-3603 I-Line Busway Unit 3Ph 30A 600VAC Fusible Bus-PlugSquare D PQ-3603 I-Line Busway Unit 3Ph 30A 600VAC Fusible Bus-Plug
Square D Square D PQ-3603 I-Line Busway Unit 3Ph 30A 600VAC Fusible Bus-Plug
$386.37
 In stock, 4 units
ITE EF3B100 100 Amp 3 Pole Circuit BreakerITE EF3B100 100 Amp 3 Pole Circuit Breaker
ITE ITE EF3B100 100 Amp 3 Pole Circuit Breaker
$2,086.41
 Sold out
Siemens/ITE QJ23B200H 200 Amp 3 Pole 240V Type QJ Circuit BreakerSiemens/ITE QJ23B200H 200 Amp 3 Pole 240V Type QJ Circuit Breaker
Siemens / ITE Siemens/ITE QJ23B200H 200 Amp 3 Pole 240V Type QJ Circuit Breaker
$927.26
 Only 1 unit left
Westinghouse 373D128G03 BP-FB 100 Amp 600V Busway Circuit Breaker EnclosureWestinghouse 373D128G03 BP-FB 100 Amp 600V Busway Circuit Breaker Enclosure
Westinghouse Westinghouse 373D128G03 BP-FB 100 Amp 600V Busway Circuit Breaker Enclosure
$973.69
 In stock, 23 units
GE/General Electric DFPTQLR4 Bus Plug, 50A, 240VAC, 3 Phase 4 Wire, Plant T, Plug In Device, Type DH For DH Series Bus WaysGE/General Electric DFPTQLR4 Bus Plug, 50A, 240VAC, 3 Phase 4 Wire, Plant T, Plug In Device, Type DH For DH Series Bus Ways
GE General Electric GE/General Electric DFPTQLR4 Bus Plug, 50A, 240VAC, 3 Phase 4 Wire, Plant T, Plug In Device, Type DH For DH Series Bus Ways
$108.17
 Sold out
Square D QHB220 20 Amp 2 Pole 120/240V 65k Circuit BreakerSquare D QHB220 20 Amp 2 Pole 120/240V 65k Circuit Breaker
Square D Square D QHB220 20 Amp 2 Pole 120/240V 65k Circuit Breaker
$46.36
 Only 1 unit left
Eaton CH2L70SP 70 Amp 2/4 Space Indoor Main Lug PanelEaton CH2L70SP 70 Amp 2/4 Space Indoor Main Lug Panel
Eaton Eaton CH2L70SP 70 Amp 2/4 Space Indoor Main Lug Panel
$55.62
 Only 1 unit left
Eaton CH2L70RP 70 Amp 2/4 Space Outdoor Main Lug PanelEaton CH2L70RP 70 Amp 2/4 Space Outdoor Main Lug Panel
Eaton Eaton CH2L70RP 70 Amp 2/4 Space Outdoor Main Lug Panel
$55.62
 Only 1 unit left
NSi N-2/0SP Copper Split Bolt, 2/0, Tin Plated (Lot of 2)
NSI NSi N-2/0SP Copper Split Bolt, 2/0, Tin Plated (Lot of 2)
$37.86
 In stock, 4 units
Square D Q12080 2 Pole 80 Amp Circuit BreakerSquare D Q12080 2 Pole 80 Amp Circuit Breaker
Square D Square D Q12080 2 Pole 80 Amp Circuit Breaker
$216.36
 Sold out
Westinghouse EL3030R Current Limiter 3 Pole 30A 600VAC Circuit BreakerWestinghouse EL3030R Current Limiter 3 Pole 30A 600VAC Circuit Breaker
Westinghouse Westinghouse EL3030R Current Limiter 3 Pole 30A 600VAC Circuit Breaker
$108.17
 In stock, 2 units
Tesla 1549184-00-C 1549184-00-A 1.25" Conduit Hub Kit GW2NA (Hub & Bolts)Tesla 1549184-00-C 1549184-00-A 1.25" Conduit Hub Kit GW2NA (Hub & Bolts)
Tesla Tesla 1549184-00-C 1549184-00-A 1.25" Conduit Hub Kit GW2NA (Hub & Bolts)
$41.65
 In stock, 3 units
Cutler Hammer CH3100 3 Pole 100 Amp Metal Foot Circuit BreakerCutler Hammer CH3100 3 Pole 100 Amp Metal Foot Circuit Breaker
Eaton / Cutler Hammer Cutler Hammer CH3100 3 Pole 100 Amp Metal Foot Circuit Breaker
$200.92
 In stock, 3 units
WESTCODE N281CH14L00 Silicon Controlled Rectifier ThyristorWESTCODE N281CH14L00 Silicon Controlled Rectifier Thyristor
Westcode WESTCODE N281CH14L00 Silicon Controlled Rectifier Thyristor
$85.92
 In stock, 12 units
Square D HU364DS Heavy Duty Stainless Steel Non-Fusible Safety Switch 200 Amp 600V 3Ph NEMA 3RSquare D HU364DS Heavy Duty Stainless Steel Non-Fusible Safety Switch 200 Amp 600V 3Ph NEMA 3R
Square D Square D HU364DS Heavy Duty Stainless Steel Non-Fusible Safety Switch 200 Amp 600V 3Ph NEMA 3R
$3,523.89
 Only 1 unit left
B-Line FW02133N2GR1F 20 Amp Continuous CT Meter Socket Single PhaseB-Line FW02133N2GR1F 20 Amp Continuous CT Meter Socket Single Phase
Cooper / B-Line B-Line FW02133N2GR1F 20 Amp Continuous CT Meter Socket Single Phase
$867.04
 Only 1 unit left
General Electric TGN3323 3 Pole 100A General Duty Safety Switch Interior Parts and HandleGeneral Electric TGN3323 3 Pole 100A General Duty Safety Switch Interior Parts and Handle
GE General Electric General Electric TGN3323 3 Pole 100A General Duty Safety Switch Interior Parts and Handle
$108.17
 Sold out
Lightstat Automatic Lighting Control System Enclosure 18 1/4" X 24.5"Lightstat Automatic Lighting Control System Enclosure 18 1/4" X 24.5"
Lightstat Lightstat Automatic Lighting Control System Enclosure 18 1/4" X 24.5"
$278.17
 Only 1 unit left
GE General Electric Spectra Series C/B Module Filler Plate Only (Mounting Hardware Not Included) Part #208C4267G28 27 1/8" L x 5 1/2" HGE General Electric Spectra Series C/B Module Filler Plate Only (Mounting Hardware Not Included) Part #208C4267G28 27 1/8" L x 5 1/2" H
GE General Electric GE General Electric Spectra Series C/B Module Filler Plate Only (Mounting Hardware Not Included) Part #208C4267G28 27 1/8" L x 5 1/2" H
$139.09
 Sold out
GE General Electric Spectra Series C/B Module Filler Plate Only (Mounting Hardware Not Included) Part #208C4267G17 (Goes with Kit #AFP4SGS) 5 1/2" H x 35 1/8" LGE General Electric Spectra Series C/B Module Filler Plate Only (Mounting Hardware Not Included) Part #208C4267G17 (Goes with Kit #AFP4SGS) 5 1/2" H x 35 1/8" L
GE General Electric GE General Electric Spectra Series C/B Module Filler Plate Only (Mounting Hardware Not Included) Part #208C4267G17 (Goes with Kit #AFP4SGS) 5 1/2" H x 35 1/8" L
$154.55
 Sold out
GE General Electric Spectra Series Blank Filler Plate (Mounting Hardware Not Included) 27" L x 8 1/4" HGE General Electric Spectra Series Blank Filler Plate (Mounting Hardware Not Included) 27" L x 8 1/4" H
GE General Electric GE General Electric Spectra Series Blank Filler Plate (Mounting Hardware Not Included) 27" L x 8 1/4" H
$247.28
 Sold out
Saftronics B650 Model DC6 Trigger BoardSaftronics B650 Model DC6 Trigger Board
Saftronics Saftronics B650 Model DC6 Trigger Board
$2,009.22
 Only 1 unit left
Eaton QBH1020GF 20 Amp Single Pole 120V Ground Fault Circuit BreakerEaton QBH1020GF 20 Amp Single Pole 120V Ground Fault Circuit Breaker
Eaton / Cutler Hammer Eaton QBH1020GF 20 Amp Single Pole 120V Ground Fault Circuit Breaker
$77.19
 Sold out
Eaton BRD240250/A240250N Type BRD, A & DNPL 120/240V 4 Pole Circuit BreakerEaton BRD240250/A240250N Type BRD, A & DNPL 120/240V 4 Pole Circuit Breaker
Eaton / Cutler Hammer Eaton BRD240250/A240250N Type BRD, A & DNPL 120/240V 4 Pole Circuit Breaker
$26.21
 Sold out
GE TEFR1X6 Rotary Disconnect HandleGE TEFR1X6 Rotary Disconnect Handle
GE General Electric GE TEFR1X6 Rotary Disconnect Handle
$200.92
 Only 1 unit left
Eaton BRH320/HC320 3 Pole 20 Amp 240 VAC Type BR Circuit BreakerEaton BRH320/HC320 3 Pole 20 Amp 240 VAC Type BR Circuit Breaker
Eaton Eaton BRH320/HC320 3 Pole 20 Amp 240 VAC Type BR Circuit Breaker
$386.37
 Only 1 unit left
Cutler Hammer CH10120 Single Pole 20 Amp 120/240v Metal Foot 1/2 Notch Circuit BreakerCutler Hammer CH10120 Single Pole 20 Amp 120/240v Metal Foot 1/2 Notch Circuit Breaker
Eaton / Cutler Hammer Cutler Hammer CH10120 Single Pole 20 Amp 120/240v Metal Foot 1/2 Notch Circuit Breaker
$18.53
 Only 1 unit left
Square D NQOB/NQOD Class CTL Panelboard 225 Amp30 Space Main Lug Guts OnlySquare D NQOB/NQOD Class CTL Panelboard 225 Amp30 Space Main Lug Guts Only
Square D Square D NQOB/NQOD Class CTL Panelboard 225 Amp30 Space Main Lug Guts Only
$349.22
 Sold out
Siemens 30 Space 120/240v Panel Guts 86-34307-B00Siemens 30 Space 120/240v Panel Guts 86-34307-B00
Siemens / ITE Siemens 30 Space 120/240v Panel Guts 86-34307-B00
$200.92
 Only 1 unit left
45 Position Terminal Block45 Position Terminal Block
UNKNOWN 45 Position Terminal Block
$43.27
 In stock, 2 units
GE General Electric THQB32030ST1 3 Pole 30 Amp 240V Bolt on Circuit Breaker w/TQST1 Mod2 Shunt TripGE General Electric THQB32030ST1 3 Pole 30 Amp 240V Bolt on Circuit Breaker w/TQST1 Mod2 Shunt Trip
GE General Electric GE General Electric THQB32030ST1 3 Pole 30 Amp 240V Bolt on Circuit Breaker w/TQST1 Mod2 Shunt Trip
$146.82
 Sold out
FPE Federal Pacific NEF431100R 100 Amps 480V 3-Pole Type-NEF AB Circuit BreakerFPE Federal Pacific NEF431100R 100 Amps 480V 3-Pole Type-NEF AB Circuit Breaker
FPE Federal Pacific FPE Federal Pacific NEF431100R 100 Amps 480V 3-Pole Type-NEF AB Circuit Breaker
$278.17
 In stock, 4 units
Save 60%
Federal Pacific NEF433015R 15 Amp 3 Pole 480V Type NEF-R Circuit BreakerFederal Pacific NEF433015R 15 Amp 3 Pole 480V Type NEF-R Circuit Breaker
FPE Federal Pacific Federal Pacific NEF433015R 15 Amp 3 Pole 480V Type NEF-R Circuit Breaker
From $30.91 $77.28
 In stock, 3 units
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GE/General Electric SGDA36AN0600 3 Pole 600A Max 600VAC Spectra Series Type SGDA Molded Case SwitchGE/General Electric SGDA36AN0600 3 Pole 600A Max 600VAC Spectra Series Type SGDA Molded Case Switch
GE General Electric GE/General Electric SGDA36AN0600 3 Pole 600A Max 600VAC Spectra Series Type SGDA Molded Case Switch
$462.11
 Only 1 unit left
GE Spectra Series AMCB3GM 250-600 Amp Circuit Breaker Mounting KitGE Spectra Series AMCB3GM 250-600 Amp Circuit Breaker Mounting Kit
GE General Electric GE Spectra Series AMCB3GM 250-600 Amp Circuit Breaker Mounting Kit
$2,071.03
 Sold out
GE General Electric SDCTBA11 Distribution Cable Terminal Block 600 VAC SDC SeriesGE General Electric SDCTBA11 Distribution Cable Terminal Block 600 VAC SDC Series
GE General Electric GE General Electric SDCTBA11 Distribution Cable Terminal Block 600 VAC SDC Series
$587.29
 Sold out
GE General Electric SDCHA30 Distribution Cable Harness 30" in LengthGE General Electric SDCHA30 Distribution Cable Harness 30" in Length
GE General Electric GE General Electric SDCHA30 Distribution Cable Harness 30" in Length
$84.99
 In stock, 2 units
GE General Electric TEDST8 24VDC Shunt Trip for TED Type Circuit BreakersGE General Electric TEDST8 24VDC Shunt Trip for TED Type Circuit Breakers
GE General Electric GE General Electric TEDST8 24VDC Shunt Trip for TED Type Circuit Breakers
$139.09
 Only 1 unit left
Eaton DG325FGK 400 Amp 250v Nema Type 1 Indoor Safety SwitchEaton DG325FGK 400 Amp 250v Nema Type 1 Indoor Safety Switch
Eaton / Cutler Hammer Eaton DG325FGK 400 Amp 250v Nema Type 1 Indoor Safety Switch
$1,020.05
 Sold out
GE General Electric TEY225 25 Amp 2 Pole Circuit BreakerGE General Electric TEY225 25 Amp 2 Pole Circuit Breaker
GE General Electric GE General Electric TEY225 25 Amp 2 Pole Circuit Breaker
$123.62
 Sold out
Eaton Cutler Hammer EHD2030L 30 Amp 480V 2 Pole Industrial Circuit BreakerEaton Cutler Hammer EHD2030L 30 Amp 480V 2 Pole Industrial Circuit Breaker
Eaton / Cutler Hammer Eaton Cutler Hammer EHD2030L 30 Amp 480V 2 Pole Industrial Circuit Breaker
$293.65
 Only 1 unit left
GE General Electric THQB2120GFT 2 Pole 20 Amp 120/240V GFI Circuit BreakerGE General Electric THQB2120GFT 2 Pole 20 Amp 120/240V GFI Circuit Breaker
GE General Electric GE General Electric THQB2120GFT 2 Pole 20 Amp 120/240V GFI Circuit Breaker
$200.92
 Sold out
GE General Electric THQB32015ST1 3 Pole 15 Amp 240V Type THQB w/Shunt Trip Circuit BreakerGE General Electric THQB32015ST1 3 Pole 15 Amp 240V Type THQB w/Shunt Trip Circuit Breaker
GE General Electric GE General Electric THQB32015ST1 3 Pole 15 Amp 240V Type THQB w/Shunt Trip Circuit Breaker
$309.10
 In stock, 2 units
Square D QOB235 35 Amp 2 Pole 120/240V Bolt On Circuit BreakerSquare D QOB235 35 Amp 2 Pole 120/240V Bolt On Circuit Breaker
Square D Square D QOB235 35 Amp 2 Pole 120/240V Bolt On Circuit Breaker
$23.17
 Only 1 unit left
GE General Electric Spectra Series APP2 Full Width Filler Plate 2x36"GE General Electric Spectra Series APP2 Full Width Filler Plate 2x36"
GE General Electric GE General Electric Spectra Series APP2 Full Width Filler Plate 2x36"
$324.54
 Only 1 unit left

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