Miniature Circuit Breakers

281 products

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Square D QO240 40 Amp 2 Pole 120/240V Type QO Circuit Breaker - Black FaceSquare D QO240 40 Amp 2 Pole 120/240V Type QO Circuit Breaker - Black Face
Square D Square D QO240 40 Amp 2 Pole 120/240V Type QO Circuit Breaker - Black Face
From $12.49
 In stock, 195 units
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Save 72%
Square D QO250 50 Amp 2 Pole 120/240V Circuit Breaker - Yellow FaceSquare D QO250 50 Amp 2 Pole 120/240V Circuit Breaker - Yellow Face
Square D Square D QO250 50 Amp 2 Pole 120/240V Circuit Breaker - Yellow Face
From $12.49 $44.99
 In stock, 330 units
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Square D QOB120 20 Amp 1 Pole 120/240V Bolt On Circuit Breaker - Black FaceSquare D QOB120 20 Amp 1 Pole 120/240V Bolt On Circuit Breaker - Black Face
Square D Square D QOB120 20 Amp 1 Pole 120/240V Bolt On Circuit Breaker - Black Face
$2.99
 In stock, 206 units
Square D QOB120 20 Amp 1 Pole 120/240V Breaker - Yellow FaceSquare D QOB120 20 Amp 1 Pole 120/240V Breaker - Yellow Face
Square D Square D QOB120 20 Amp 1 Pole 120/240V Breaker - Yellow Face
From $4.99
 In stock, 633 units
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Square D QOB120VH 20 Amp 1 Pole 240V 22kA Breaker - Cosmetic FlawSquare D QOB120VH 20 Amp 1 Pole 240V 22kA Breaker - Cosmetic Flaw
Square D Square D QOB120VH 20 Amp 1 Pole 240V 22kA Breaker - Cosmetic Flaw
$7.99
 Only 1 unit left
Square D QOB120VHGFI 20 Amp 1 Pole 120V 22kA GFCI Bolt-On Circuit BreakerSquare D QOB120VHGFI 20 Amp 1 Pole 120V 22kA GFCI Bolt-On Circuit Breaker
Square D Square D QOB120VHGFI 20 Amp 1 Pole 120V 22kA GFCI Bolt-On Circuit Breaker
From $89.99
 In stock, 2 units
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Square D QOB350VH 50 Amp 3 Pole 240V 22kA Bolt On Circuit Breaker - Yellow FaceSquare D QOB350VH 50 Amp 3 Pole 240V 22kA Bolt On Circuit Breaker - Yellow Face
Square D Square D QOB350VH 50 Amp 3 Pole 240V 22kA Bolt On Circuit Breaker - Yellow Face
From $83.99
 In stock
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Square D QOM2200VH 200 Amp 2 Pole 120/240V 22kA Main Circuit BreakerSquare D QOM2200VH 200 Amp 2 Pole 120/240V 22kA Main Circuit Breaker
Square D Square D QOM2200VH 200 Amp 2 Pole 120/240V 22kA Main Circuit Breaker
From $29.99
 In stock, 392 units
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Square D QOT1515 15 Amp 1 Pole 120/240V Breaker - New Style - Metal HookSquare D QOT1515 15 Amp 1 Pole 120/240V Breaker - New Style - Metal Hook
Square D Square D QOT1515 15 Amp 1 Pole 120/240V Breaker - New Style - Metal Hook
From $12.99
 In stock, 221 units
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Square D QOT1515 15 Amp 1 Pole 120/240V Breaker - Old Style - Metal HookSquare D QOT1515 15 Amp 1 Pole 120/240V Breaker - Old Style - Metal Hook
Square D Square D QOT1515 15 Amp 1 Pole 120/240V Breaker - Old Style - Metal Hook
$12.99
 In stock, 189 units
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Square D QOT2020 20 Amp 1 Pole 120/240V Breaker - New Style - Metal HookSquare D QOT2020 20 Amp 1 Pole 120/240V Breaker - New Style - Metal Hook
Square D Square D QOT2020 20 Amp 1 Pole 120/240V Breaker - New Style - Metal Hook
From $12.49
 In stock, 271 units
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Square D QOU220 20 Amp 2 Pole 120/240v QOU Circuit BreakerSquare D QOU220 20 Amp 2 Pole 120/240v QOU Circuit Breaker
Square D Square D QOU220 20 Amp 2 Pole 120/240v QOU Circuit Breaker
$16.99
 In stock, 194 units
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Square D QOU230 30 Amp 2 Pole 120/240V 10kA Circuit BreakerSquare D QOU230 30 Amp 2 Pole 120/240V 10kA Circuit Breaker
Square D Square D QOU230 30 Amp 2 Pole 120/240V 10kA Circuit Breaker
$19.99
 In stock, 118 units
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Square D QOU260 60 Amp 2 Pole 120/240V Breaker- Cosmetic FlawSquare D QOU260 60 Amp 2 Pole 120/240V Breaker- Cosmetic Flaw
Square D Square D QOU260 60 Amp 2 Pole 120/240V Breaker- Cosmetic Flaw
$14.99
 Only 1 unit left
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Square D SDT120GFI Trilliant 20 Amp Single Pole GFI BreakerSquare D SDT120GFI Trilliant 20 Amp Single Pole GFI Breaker
Square D Square D SDT120GFI Trilliant 20 Amp Single Pole GFI Breaker
$149.99
 Only 1 unit left
Trumbull / Square-D Type MB 4 Pole 120V Multi-BreakerTrumbull / Square-D Type MB 4 Pole 120V Multi-Breaker
GE General Electric / Trumbull Electric Trumbull / Square-D Type MB 4 Pole 120V Multi-Breaker
$89.99
 Sold out
Trumbull 15/15 Amp 2 Pole 120/240V Vintage Breaker - Cosmetic FlawTrumbull 15/15 Amp 2 Pole 120/240V Vintage Breaker - Cosmetic Flaw
GE General Electric / Trumbull Electric Trumbull 15/15 Amp 2 Pole 120/240V Vintage Breaker - Cosmetic Flaw
$57.99
 In stock, 2 units
Trumbull AT21035 35 Amp 2 Pole 250V Type AT Circuit BreakerTrumbull AT21035 35 Amp 2 Pole 250V Type AT Circuit Breaker
GE General Electric / Trumbull Electric Trumbull AT21035 35 Amp 2 Pole 250V Type AT Circuit Breaker
$24.99
 Only 1 unit left
Trumbull Electric 15/15 Amp 2 Pole 120/240V Type M Vintage BreakerTrumbull Electric 15/15 Amp 2 Pole 120/240V Type M Vintage Breaker
GE General Electric / Trumbull Electric Trumbull Electric 15/15 Amp 2 Pole 120/240V Type M Vintage Breaker
$59.99
 In stock, 2 units
Trumbull Electric AT11015 15 Amp 1 Pole 125V Circuit Breaker - Cosmetic FlawTrumbull Electric AT11015 15 Amp 1 Pole 125V Circuit Breaker - Cosmetic Flaw
GE General Electric / Trumbull Electric Trumbull Electric AT11015 15 Amp 1 Pole 125V Circuit Breaker - Cosmetic Flaw
$18.99
 In stock, 5 units
Trumbull Electric ATB36070/General Electric TF136070 3 Pole 70 Amp 600V Circuit BreakerTrumbull Electric ATB36070/General Electric TF136070 3 Pole 70 Amp 600V Circuit Breaker
GE General Electric / Trumbull Electric Trumbull Electric ATB36070/General Electric TF136070 3 Pole 70 Amp 600V Circuit Breaker
$29.99
 Only 1 unit left
Trumbull Electric TQL1110 10 Amp 1 Pole 120/240V Type TQL Circuit BreakerTrumbull Electric TQL1110 10 Amp 1 Pole 120/240V Type TQL Circuit Breaker
Trumbull Electric Trumbull Electric TQL1110 10 Amp 1 Pole 120/240V Type TQL Circuit Breaker
$7.95
 Only 1 unit left
Trumbull TQ1115 15 Amp 1 Pole 120/240V Type TQ Circuit BreakerTrumbull TQ1115 15 Amp 1 Pole 120/240V Type TQ Circuit Breaker
Trumbull Electric Trumbull TQ1115 15 Amp 1 Pole 120/240V Type TQ Circuit Breaker
$3.99
 In stock, 10 units
Trumbull TQ1120 20 Amp 1 Pole 120/240V Type TQ Circuit BreakerTrumbull TQ1120 20 Amp 1 Pole 120/240V Type TQ Circuit Breaker
Trumbull Electric Trumbull TQ1120 20 Amp 1 Pole 120/240V Type TQ Circuit Breaker
$3.99
 In stock, 4 units
Trumbull/General Electric TQL1115 15 Amp 1 Pole 120/240V Type TQL BreakerTrumbull/General Electric TQL1115 15 Amp 1 Pole 120/240V Type TQL Breaker
GE General Electric / Trumbull Electric Trumbull/General Electric TQL1115 15 Amp 1 Pole 120/240V Type TQL Breaker
$3.95
 In stock, 42 units
Wadsworth A220 20 Amp 2 Pole 120/240V Type A Circuit Breaker - FlawWadsworth A220 20 Amp 2 Pole 120/240V Type A Circuit Breaker - Flaw
Wadsworth Wadsworth A220 20 Amp 2 Pole 120/240V Type A Circuit Breaker - Flaw
$9.99
 Sold out
Wadsworth UBIA260NI 2 Pole 60A 120/240VAC Class CTL Type A Circuit BreakerWadsworth UBIA260NI 2 Pole 60A 120/240VAC Class CTL Type A Circuit Breaker
Wadsworth Wadsworth UBIA260NI 2 Pole 60A 120/240VAC Class CTL Type A Circuit Breaker
$110.98
 Sold out
Westinghouse BA-3030H 30 Amp 3 Pole 240V Bolt-On Circuit BreakerWestinghouse BA-3030H 30 Amp 3 Pole 240V Bolt-On Circuit Breaker
Westinghouse Westinghouse BA-3030H 30 Amp 3 Pole 240V Bolt-On Circuit Breaker
$49.99
 In stock, 5 units
Westinghouse BAB1015 15 Amp 1 Pole 120/240V Bolt On Circuit BreakerWestinghouse BAB1015 15 Amp 1 Pole 120/240V Bolt On Circuit Breaker
Westinghouse Westinghouse BAB1015 15 Amp 1 Pole 120/240V Bolt On Circuit Breaker
$4.99
 In stock, 194 units
Westinghouse BAB1020 20 Amp 1 Pole 120/240V Bolt On Circuit BreakerWestinghouse BAB1020 20 Amp 1 Pole 120/240V Bolt On Circuit Breaker
Westinghouse Westinghouse BAB1020 20 Amp 1 Pole 120/240V Bolt On Circuit Breaker
$4.99
 In stock, 578 units
Westinghouse BD2020 20/20 Amp 2 Pole 120/240V Circuit BreakerWestinghouse BD2020 20/20 Amp 2 Pole 120/240V Circuit Breaker
Westinghouse Westinghouse BD2020 20/20 Amp 2 Pole 120/240V Circuit Breaker
$9.99
 In stock, 18 units
Westinghouse BR120 20 Amp 1 Pole 120/240V Type BR Circuit Breaker - Red HandleWestinghouse BR120 20 Amp 1 Pole 120/240V Type BR Circuit Breaker - Red Handle
Westinghouse / Bryant Westinghouse BR120 20 Amp 1 Pole 120/240V Type BR Circuit Breaker - Red Handle
$3.99
 In stock, 110 units
Westinghouse BR120 20 Amp 1 Pole 120/240V Type BR Circuit Breaker - Red Handle - FlawWestinghouse BR120 20 Amp 1 Pole 120/240V Type BR Circuit Breaker - Red Handle - Flaw
Westinghouse / Bryant Westinghouse BR120 20 Amp 1 Pole 120/240V Type BR Circuit Breaker - Red Handle - Flaw
$1.99
 In stock, 3 units
Westinghouse QCL1020 20 Amp 1 Pole 120/240V Quicklag-C Bolt On Circuit BreakerWestinghouse QCL1020 20 Amp 1 Pole 120/240V Quicklag-C Bolt On Circuit Breaker
Westinghouse Westinghouse QCL1020 20 Amp 1 Pole 120/240V Quicklag-C Bolt On Circuit Breaker
$3.99
 In stock, 210 units
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Zinsco RC38-50 50 Amp 1 Pole 120/240V Tandem BreakerZinsco RC38-50 50 Amp 1 Pole 120/240V Tandem Breaker
Zinsco / GTE Sylvania Zinsco RC38-50 50 Amp 1 Pole 120/240V Tandem Breaker
$24.99
 In stock, 246 units
Zinsco/GTE Q120 20 Amp 1 Pole 120V Plug-In Circuit BreakerZinsco/GTE Q120 20 Amp 1 Pole 120V Plug-In Circuit Breaker
Zinsco / GTE Sylvania / Challenger / T&B Zinsco/GTE Q120 20 Amp 1 Pole 120V Plug-In Circuit Breaker
From $9.99
 In stock, 547 units
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Zinsco/GTE Q120 20 Amp 1 Pole 120V Plug-In Magnetrip Breaker - Red HandleZinsco/GTE Q120 20 Amp 1 Pole 120V Plug-In Magnetrip Breaker - Red Handle
Zinsco / GTE Sylvania / Challenger / T&B Zinsco/GTE Q120 20 Amp 1 Pole 120V Plug-In Magnetrip Breaker - Red Handle
$9.99
 In stock, 119 units
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Zinsco/GTE Sylvania RC38-20 20/20 Amp 2 Pole 120/240V Circuit BreakerZinsco/GTE Sylvania RC38-20 20/20 Amp 2 Pole 120/240V Circuit Breaker
Zinsco / GTE Sylvania Zinsco/GTE Sylvania RC38-20 20/20 Amp 2 Pole 120/240V Circuit Breaker
$13.99
 In stock, 661 units
Zinsco/GTE/Challenger QB20 20 Amp 1 Pole 120/240V Circuit BreakerZinsco/GTE/Challenger QB20 20 Amp 1 Pole 120/240V Circuit Breaker
Zinsco / GTE Sylvania Zinsco/GTE/Challenger QB20 20 Amp 1 Pole 120/240V Circuit Breaker
$11.99
 In stock, 553 units
Zinsco/Sylvania RC38-2015 15/20 Amp 2 Pole 120V Combo Twin/Tandem Breaker - FlawZinsco/Sylvania RC38-2015 15/20 Amp 2 Pole 120V Combo Twin/Tandem Breaker - Flaw
Zinsco / GTE Sylvania Zinsco/Sylvania RC38-2015 15/20 Amp 2 Pole 120V Combo Twin/Tandem Breaker - Flaw
$11.99
 Only 1 unit left
Zinsco/Sylvania/Challenger QCP250 50 Amp 2 Pole Magnetrip Breaker - Pass Through / Feed ThroughZinsco/Sylvania/Challenger QCP250 50 Amp 2 Pole Magnetrip Breaker - Pass Through / Feed Through
Zinsco / GTE Sylvania / Challenger Zinsco/Sylvania/Challenger QCP250 50 Amp 2 Pole Magnetrip Breaker - Pass Through / Feed Through
$124.99
 Only 1 unit left

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