Circuit Breakers & Accessories

8120 products

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Square D FAL34090 3 Pole 90 Amp 480Vac Type FA4L Series 3 Circuit BreakerSquare D FAL34090 3 Pole 90 Amp 480Vac Type FA4L Series 3 Circuit Breaker
Square D Square D FAL34090 3 Pole 90 Amp 480Vac Type FA4L Series 3 Circuit Breaker
$119.99
 Sold out
ITE E43B015 15 Amp 3-Pole 480V Circuit BreakerITE E43B015 15 Amp 3-Pole 480V Circuit Breaker
ITE / Gould ITE E43B015 15 Amp 3-Pole 480V Circuit Breaker
$19.99
 In stock, 3 units
Eaton BRLWCS Padlockable Device for Type BD,BR,BQ, & BQC Circuit BreakersEaton BRLWCS Padlockable Device for Type BD,BR,BQ, & BQC Circuit Breakers
Eaton / Cutler Hammer Eaton BRLWCS Padlockable Device for Type BD,BR,BQ, & BQC Circuit Breakers
$7.97
 Sold out
Eaton BRFPCS 3 Pack Filler Plates For Type BR Circuit Breaker - Breaker BlanksEaton BRFPCS 3 Pack Filler Plates For Type BR Circuit Breaker - Breaker Blanks
Eaton / Cutler Hammer Eaton BRFPCS 3 Pack Filler Plates For Type BR Circuit Breaker - Breaker Blanks
$8.75
 Sold out
Eaton RD316T33WP02S29Y01 3 Pole 1600A 600VAC 65K Equipped With Digitrip RES1600LSEaton RD316T33WP02S29Y01 3 Pole 1600A 600VAC 65K Equipped With Digitrip RES1600LS
Eaton / Cutler Hammer Eaton RD316T33WP02S29Y01 3 Pole 1600A 600VAC 65K Equipped With Digitrip RES1600LS
$6,299
 Only 1 unit left
Square D KCB34125 3 Pole 125 Amp 240/480VAC Series 2 Type KCB I-Line Circuit Breaker With Adjustable TripSquare D KCB34125 3 Pole 125 Amp 240/480VAC Series 2 Type KCB I-Line Circuit Breaker With Adjustable Trip
Square D Square D KCB34125 3 Pole 125 Amp 240/480VAC Series 2 Type KCB I-Line Circuit Breaker With Adjustable Trip
$399.97
 Sold out
Square D FCB34050 3 Pole 50 Amp 240/480VAC Series 3 Type FCB I-Line Circuit BreakerSquare D FCB34050 3 Pole 50 Amp 240/480VAC Series 3 Type FCB I-Line Circuit Breaker
Square D Square D FCB34050 3 Pole 50 Amp 240/480VAC Series 3 Type FCB I-Line Circuit Breaker
$288.98
 Sold out
Square D FCB34040 3 Pole 40 Amp 240/480VAC Series 3 Type FCB I-Line Circuit BreakerSquare D FCB34040 3 Pole 40 Amp 240/480VAC Series 3 Type FCB I-Line Circuit Breaker
Square D Square D FCB34040 3 Pole 40 Amp 240/480VAC Series 3 Type FCB I-Line Circuit Breaker
$252.96
 Sold out
Square D FCB34020 3 Pole 20 Amp 240/480VAC Series 3 Type FCB I-Line Circuit BreakerSquare D FCB34020 3 Pole 20 Amp 240/480VAC Series 3 Type FCB I-Line Circuit Breaker
Square D Square D FCB34020 3 Pole 20 Amp 240/480VAC Series 3 Type FCB I-Line Circuit Breaker
$249.97
 Only 1 unit left
Square D FCB34015 3 Pole 15A 240/480VAC Series 3 Type FCB I-Line Circuit BreakerSquare D FCB34015 3 Pole 15A 240/480VAC Series 3 Type FCB I-Line Circuit Breaker
Square D Square D FCB34015 3 Pole 15A 240/480VAC Series 3 Type FCB I-Line Circuit Breaker
$249.97
 Sold out
General Electric THQD32200 3 Pole 200A 240V 22KAIC Type THQD Circuit BreakerGeneral Electric THQD32200 3 Pole 200A 240V 22KAIC Type THQD Circuit Breaker
GE General Electric General Electric THQD32200 3 Pole 200A 240V 22KAIC Type THQD Circuit Breaker
$399.99
 Sold out
General Electric THQD32100 3 Pole 100A 240V 22KAIC Type THQD Circuit BreakerGeneral Electric THQD32100 3 Pole 100A 240V 22KAIC Type THQD Circuit Breaker
GE General Electric General Electric THQD32100 3 Pole 100A 240V 22KAIC Type THQD Circuit Breaker
$219.99
 Sold out
Siemens PO2050 Series A Nema3R 70A 120/240VAC 20A Duplex 50A 4 Wire Receptacles GFCI ProtectedSiemens PO2050 Series A Nema3R 70A 120/240VAC 20A Duplex 50A 4 Wire Receptacles GFCI Protected
Siemens Siemens PO2050 Series A Nema3R 70A 120/240VAC 20A Duplex 50A 4 Wire Receptacles GFCI Protected
$212.92
 Only 1 unit left
CFC AD600-M (2)600 MCM (2)#4 CU-AL Power Distribution Terminal Lug Wide baseCFC AD600-M (2)600 MCM (2)#4 CU-AL Power Distribution Terminal Lug Wide base
CFC CFC AD600-M (2)600 MCM (2)#4 CU-AL Power Distribution Terminal Lug Wide base
$8.99
 Sold out
Siemens/ITE N10SNDA Neutral Sensing Transformer 1000ASiemens/ITE N10SNDA Neutral Sensing Transformer 1000A
Siemens / ITE Siemens/ITE N10SNDA Neutral Sensing Transformer 1000A
$227.96
 Sold out
Argus Technologies Rack Mount 40 Circuit Bullet Type Circuit Breaker Panel Hinged Cover OnlyArgus Technologies Rack Mount 40 Circuit Bullet Type Circuit Breaker Panel Hinged Cover Only
Argus Tech Argus Technologies Rack Mount 40 Circuit Bullet Type Circuit Breaker Panel Hinged Cover Only
$39.99
 Only 1 unit left
ITE Siemens BQ3B060H 3 Pole 60 Amp 240V/208V Type BQ Circuit BreakerITE Siemens BQ3B060H 3 Pole 60 Amp 240V/208V Type BQ Circuit Breaker
ITE ITE Siemens BQ3B060H 3 Pole 60 Amp 240V/208V Type BQ Circuit Breaker
$119.99
 Only 1 unit left
FPE/Federal Pacific NEJ223225 Type NEJ 2 Pole 225 Amp 240 VAC Circuit BreakerFPE/Federal Pacific NEJ223225 Type NEJ 2 Pole 225 Amp 240 VAC Circuit Breaker
FPE Federal Pacific FPE/Federal Pacific NEJ223225 Type NEJ 2 Pole 225 Amp 240 VAC Circuit Breaker
$199.99
 Sold out
Square D QOB250GFI 50 Amp 2 Pole 120/240V GFCI Circuit BreakerSquare D QOB250GFI 50 Amp 2 Pole 120/240V GFCI Circuit Breaker
Square D Square D QOB250GFI 50 Amp 2 Pole 120/240V GFCI Circuit Breaker
From $89.99
 Sold out
Square D HJA36045 3 Pole 45 Amp 600V HJ 060 PowerPact Circuit BreakerSquare D HJA36045 3 Pole 45 Amp 600V HJ 060 PowerPact Circuit Breaker
Square D Square D HJA36045 3 Pole 45 Amp 600V HJ 060 PowerPact Circuit Breaker
$299.99
 Sold out
Siemens Type NEB Circuit Breaker Blanks Panel Board Filler Plates Lot of 3 Part# 11-D-4529-01Siemens Type NEB Circuit Breaker Blanks Panel Board Filler Plates Lot of 3 Part# 11-D-4529-01
Siemens Siemens Type NEB Circuit Breaker Blanks Panel Board Filler Plates Lot of 3 Part# 11-D-4529-01
$11.95
 Sold out
Siemens-Tiastar-Furnas MCC Circuit Breaker Cover Type NEB 6 Space CoverSiemens-Tiastar-Furnas MCC Circuit Breaker Cover Type NEB 6 Space Cover
Siemens Siemens-Tiastar-Furnas MCC Circuit Breaker Cover Type NEB 6 Space Cover
$74.96
 Only 1 unit left
Eaton, Cutler Hammer (3 3/4" x 19") PRL** Cover Plates 1: Blank 3: With KO for BreakersEaton, Cutler Hammer (3 3/4" x 19") PRL** Cover Plates 1: Blank 3: With KO for Breakers
Eaton / Cutler Hammer Eaton, Cutler Hammer (3 3/4" x 19") PRL** Cover Plates 1: Blank 3: With KO for Breakers
$49.87
 Only 1 unit left
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Siemens-Tiastar-Furnas Assorted MCC Feeder Covers & Filler Plates (Sold As Lot Please See Photos)Siemens-Tiastar-Furnas Assorted MCC Feeder Covers & Filler Plates (Sold As Lot Please See Photos)
Siemens Siemens-Tiastar-Furnas Assorted MCC Feeder Covers & Filler Plates (Sold As Lot Please See Photos)
$227
 Only 1 unit left
General Electric TQ32015 3 Pole 15 Amp 120/240VAC Type TQ Bolt On Circuit BreakerGeneral Electric TQ32015 3 Pole 15 Amp 120/240VAC Type TQ Bolt On Circuit Breaker
GE General Electric General Electric TQ32015 3 Pole 15 Amp 120/240VAC Type TQ Bolt On Circuit Breaker
$14.96
 In stock, 6 units
Frank Adams 2 Pole 70 Amp 120/240VAC Type FA Quicklag Circuit BreakerFrank Adams 2 Pole 70 Amp 120/240VAC Type FA Quicklag Circuit Breaker
Frank Adam Frank Adams 2 Pole 70 Amp 120/240VAC Type FA Quicklag Circuit Breaker
$8.99
 Sold out
Square D PS4620G 200A 600V 3 Phase 4 Wire I-Line Series Fusible Bus Plug Class H/K/R Fuses (New Open Box)Square D PS4620G 200A 600V 3 Phase 4 Wire I-Line Series Fusible Bus Plug Class H/K/R Fuses (New Open Box)
Square D Square D PS4620G 200A 600V 3 Phase 4 Wire I-Line Series Fusible Bus Plug Class H/K/R Fuses (New Open Box)
$2,449.94
 Sold out
Eaton/Cutler-Hammer GFTCB230 30 Amp 120/240V Type BR GFCI Circuit BreakerEaton/Cutler-Hammer GFTCB230 30 Amp 120/240V Type BR GFCI Circuit Breaker
Eaton / Cutler Hammer Eaton/Cutler-Hammer GFTCB230 30 Amp 120/240V Type BR GFCI Circuit Breaker
$79.99
 Only 1 unit left
Eaton/Cutler-Hammer CHFP115DF 15 Amp 1 Pole 120/240V ACFI/GFCI Circuit BreakerEaton/Cutler-Hammer CHFP115DF 15 Amp 1 Pole 120/240V ACFI/GFCI Circuit Breaker
Eaton / Cutler Hammer Eaton/Cutler-Hammer CHFP115DF 15 Amp 1 Pole 120/240V ACFI/GFCI Circuit Breaker
From $11.95
 In stock, 49 units
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Square D PQ4603G I-Line Busway Unit 3Ph 30A 600VAC Fusible Bus-Plug (New In Box)Square D PQ4603G I-Line Busway Unit 3Ph 30A 600VAC Fusible Bus-Plug (New In Box)
Square D Square D PQ4603G I-Line Busway Unit 3Ph 30A 600VAC Fusible Bus-Plug (New In Box)
$824.20
 Only 1 unit left
General Electric TQD32150ST1 3 Pole 150A 240VAC Shunt Trip Circuit BreakerGeneral Electric TQD32150ST1 3 Pole 150A 240VAC Shunt Trip Circuit Breaker
GE General Electric General Electric TQD32150ST1 3 Pole 150A 240VAC Shunt Trip Circuit Breaker
$419.99
 Sold out
General Electric NEC 60A 250V AC/DC Fusible Pull Out Disconnect Includes FusesGeneral Electric NEC 60A 250V AC/DC Fusible Pull Out Disconnect Includes Fuses
GE General Electric General Electric NEC 60A 250V AC/DC Fusible Pull Out Disconnect Includes Fuses
From $129.99
 In stock, 2 units
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ITE/Kirk Interlock 45-77571 RE11719 Double Key And Interlock For Switch Gear (Please See Pics)ITE/Kirk Interlock 45-77571 RE11719 Double Key And Interlock For Switch Gear (Please See Pics)
ITE ITE/Kirk Interlock 45-77571 RE11719 Double Key And Interlock For Switch Gear (Please See Pics)
$224.20
 Only 1 unit left
General Electric 105C9393-P Magna Blast Breaker Charging Motor 230V AC/DC 25-60Hz (Please See Photos)General Electric 105C9393-P Magna Blast Breaker Charging Motor 230V AC/DC 25-60Hz (Please See Photos)
GE General Electric General Electric 105C9393-P Magna Blast Breaker Charging Motor 230V AC/DC 25-60Hz (Please See Photos)
$496.98
 In stock, 5 units
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Westinghouse 505A713G01 Type W2 Single Stage Circuit Breaker Control Switch (Please See Photos)Westinghouse 505A713G01 Type W2 Single Stage Circuit Breaker Control Switch (Please See Photos)
Westinghouse Westinghouse 505A713G01 Type W2 Single Stage Circuit Breaker Control Switch (Please See Photos)
$138.97
 Sold out
Ilsco D3149 Circuit Breaker Mechanical Lug Kit 300MCM-1 AL7CU AL9CUIlsco D3149 Circuit Breaker Mechanical Lug Kit 300MCM-1 AL7CU AL9CU
Ilsco Ilsco D3149 Circuit Breaker Mechanical Lug Kit 300MCM-1 AL7CU AL9CU
$4.99
 Sold out
CMC AB-125 #14-2/0 Aluminum Mechanical LugCMC AB-125 #14-2/0 Aluminum Mechanical Lug
CMC CMC AB-125 #14-2/0 Aluminum Mechanical Lug
$4.99
 Only 1 unit left
Landis & Gyr 60162 Mechanical Lug, #4-600 MCM Two 250MCM-1/0 H60162Landis & Gyr 60162 Mechanical Lug, #4-600 MCM Two 250MCM-1/0 H60162
Landis & Gyr Landis & Gyr 60162 Mechanical Lug, #4-600 MCM Two 250MCM-1/0 H60162
$21.99
 Sold out
Ideal NA 500-4 500 MCM-2 AL-CU Torque 500 Inch LbsIdeal NA 500-4 500 MCM-2 AL-CU Torque 500 Inch Lbs
Ideal Ideal NA 500-4 500 MCM-2 AL-CU Torque 500 Inch Lbs
$9.99
 Sold out
CMC 2AB-125-1 Mechanical Lug 2AB1251 2/0-14CU9ALCMC 2AB-125-1 Mechanical Lug 2AB1251 2/0-14CU9AL
CMC CMC 2AB-125-1 Mechanical Lug 2AB1251 2/0-14CU9AL
$11.95
 Sold out
Ilsco D1095 Mechanical Terminal Lug Connector 500MCM-2/0 250MCM-4Ilsco D1095 Mechanical Terminal Lug Connector 500MCM-2/0 250MCM-4
Ilsco Ilsco D1095 Mechanical Terminal Lug Connector 500MCM-2/0 250MCM-4
$14.95
 In stock, 4 units
Ilsco D8875 600MCM-4 Mechanical LugIlsco D8875 600MCM-4 Mechanical Lug
Ilsco Ilsco D8875 600MCM-4 Mechanical Lug
$6.99
 Sold out
(Lot of 2) Burndy KA25U Dual Rated Aluminum Mechanical One Hole Lugs #1/0-#14(Lot of 2) Burndy KA25U Dual Rated Aluminum Mechanical One Hole Lugs #1/0-#14
Burndy (Lot of 2) Burndy KA25U Dual Rated Aluminum Mechanical One Hole Lugs #1/0-#14
From $2.49
 In stock, 2 units
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Blackburn ADR25 6-250 Aluminum LugBlackburn ADR25 6-250 Aluminum Lug
Blackburn Blackburn ADR25 6-250 Aluminum Lug
$2.99
 Only 1 unit left
NSI Industries 300TP Turn Prevent Lug 300 MCM - 6 AWGNSI Industries 300TP Turn Prevent Lug 300 MCM - 6 AWG
NSI NSI Industries 300TP Turn Prevent Lug 300 MCM - 6 AWG
$4.99
 Only 1 unit left
NSI 500T 500KCMIL-2 Mechanical Lug 2 3/4" x 1 1/8"NSI 500T 500KCMIL-2 Mechanical Lug 2 3/4" x 1 1/8"
NSI NSI 500T 500KCMIL-2 Mechanical Lug 2 3/4" x 1 1/8"
$11.99
 Only 1 unit left
NSI 600T 600KCMIL-2 Mechanical Lug 3 1/8" x 1 3/8"NSI 600T 600KCMIL-2 Mechanical Lug 3 1/8" x 1 3/8"
NSI NSI 600T 600KCMIL-2 Mechanical Lug 3 1/8" x 1 3/8"
$14.99
 Only 1 unit left
Landis & Gyr 58853 Connector Bonding Grounding Lug #6-350MCM 2 ConductorLandis & Gyr 58853 Connector Bonding Grounding Lug #6-350MCM 2 Conductor
Landis & Gyr Landis & Gyr 58853 Connector Bonding Grounding Lug #6-350MCM 2 Conductor
$16.99
 Only 1 unit left

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