Bussmann
LKN5
Bussmann Buss LKN5 LKN 5 Super-Lag Renewal Fuse Link 5 Amp 250 Volt LOT OF 5
Only 1 lot left
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$8.89 / lot of 5
Circuit Breakers, Fuses & Protection
3,511 listings · 3,457 in stock
3,511 Circuit Breakers, Fuses & Protection listings in 8 categories, from makers like Bussmann, Mersen, Eaton. Surplus, used and new-surplus, every item photographed. Free shipping in the lower 48 and zero lead time on everything in stock.
Categories in Circuit Breakers, Fuses & Protection
- Fuses1,575 in stock
- Circuit Breakers & Accessories827 in stock
- Miniature & DIN Rail Circuit Breakers307 in stock
- Fuse Holders & Fuse Blocks252 in stock
- Disconnect & Safety Switches206 in stock
- Molded Case Circuit Breakers133 in stock
- Surge Protection & Ground Fault127 in stock
- Protective & Monitoring Relays30 in stock
Federal Pacific
16450
Federal Pacific FPE Economy Fuse ECO One Time 16450 EOS-450 450 Amp 600 Volt
Only 1 left
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$66.89
Bussmann
REN-40
Bussmann Buss REN-40 REN40 Super-Lag Renewable Fuse Class H 40 Amp 250 Volt
In stock
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$8.89
Furnas
75P1046
Furnas Electric 75P1046 Fuse Clip Parts Kit 30 Amp 600V 60 Amp 240V Series A
Only 1 left
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$10.89
Federal Pacific
16500
Federal Pacific FPE Economy Fuse ECO One Time 16500 EOS-500 500 Amp 600 Volt
In stock
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$26.89
Industrial part
C38TN
MCB C38TN Wirewound Power Resistor 10 Ohm 5% Ceramic Bolt Mount Industrial Part
Only 1 left
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$8.89
WAGO
281-611/281-541
WAGO 281-611/281-541 Fuse Terminal Block 5x20mm 24V AC/DC DIN Rail Industrial
Only 1 left
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$10.89
Cutler-Hammer
BAB2020
Cutler Hammer BAB2020 Type BA Quicklag 20A 2-Pole Bolt-On Circuit Breaker 240V
Only 1 left
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$21.89
Siemens
3TF4422-0A
Siemens 3TF4422-0A Contactor 55A 230-690V with 3TX7402-2B Surge Suppressor RC
Only 2 left
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$59.89
Square D
51140-306-03
Square D 51140-306-03 Disconnect Switch Lug Assembly 3-Pole CU/AL 30A Kit Base
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$25.89
Westinghouse
2A95053G01
Westinghouse 2A95053G01 Internal Trip Indicator Kit Circuit Breaker Accessory
Only 1 left
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$20.89
Westinghouse
QBHW1030
Westinghouse QBHW1030 Circuit Breaker 30A 1 Pole 120/240V 22000 AIC Bolt On
Only 2 left
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$15.89
Cutler-Hammer
QC1FP
Cutler-Hammer QC1FP 1258C07G01 Face Mounting Plate LOT OF 10 1 Pole QC Breaker
Only 1 lot left
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$125.89 / lot of 10
Cutler-Hammer
QC1FP
Cutler-Hammer QC1FP 1258C07G01 Face Mounting Plate LOT OF 8 1 Pole QC Breaker
Only 1 lot left
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$99.89 / lot of 8
ABB
MCB-01
ABB MCB-01 Modular Contact Block 1NO 120V 400V 4-8A Pushbutton Switch Module
Only 1 left
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$8.89
Eaton
FL1A10
Eaton FL1A10 PSD Type Fuse Link 10 Amp Cutout Power Distribution Fuse Element
Only 1 left
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$9.89
Cooper
FL277T140
Cooper Power Systems FL277T140 Type T Fuse Link 140 Amp Cutout Overhead Line
Only 1 left
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$99.99
Siemens
5SX2101-7
Siemens 5SX2101-7 Circuit Breaker C1 1-Pole 1A 230/400V DIN Rail Miniature MCB
Only 1 left
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$27.89
Cooper
GF8300GRY
Cooper GF8300GRY GFCI Duplex Recept 20A 125VAC 2P 3W
In stock
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$109.00
Underwriters
Underwriters Safety Device Co 100A 600V 3 Pole F
Underwriters Safety Device Co 100A 600V 3 Pole Fuse Block Holder Industrial
In stock
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$14.89
Cutler-Hammer
FS240090A
Eaton Cutler-Hammer FS240090A Ser A Circuit Breaker F Frame 90A 2 Pole 480VAC
Only 1 left
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$99.89
Underwriters
11220
Underwriters Safety Device 11220 3 Pole Fuse Block Holder 100A 600V CU-AL Lug
In stock
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$49.99
Westinghouse
373D958G05
Westinghouse 373D958G05 Vari-Depth Mechanism FB Breaker Panel Operator Standard
Only 1 left
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$39.89
Bussmann
BAF-10
Bussmann BUSS BAF-10 Fast Acting Midget Fuse 10A 250V Class B Ceramic BAG OF 2
Only 1 lot left
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$9.89 / lot of 2
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Guides for Circuit Breakers, Fuses & Protection
- Circuit protectionMolded Case Circuit Breaker Ratings & ReplacementsFrame size, trip rating, interrupting rating (kA), voltage and slash ratings, trip units and mounting – and a checklist for a safe replacement.
- Parts identificationHow to Read Breaker & VFD Nameplates and Date CodesFrame, trip and interrupting ratings on breakers; input, output, duty ratings and series on drives – and where to look for the date of manufacture.