Bussmann
1B0040
Buss Mann 1B0040 100A 600V Fuse Block
Only 3 left
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$35.00
Circuit Breakers, Fuses & Protection
3,524 listings · 3,464 in stock
3,524 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 & Accessories829 in stock
- Miniature & DIN Rail Circuit Breakers308 in stock
- Fuse Holders & Fuse Blocks254 in stock
- Disconnect & Safety Switches207 in stock
- Molded Case Circuit Breakers132 in stock
- Surge Protection & Ground Fault129 in stock
- Protective & Monitoring Relays30 in stock
Industrial part
21-A181MD4
CUTLLER HAMMER 21-A181MD4 Circuit Breaker Mounting Hardware KIT For PRL-4
Only 1 left
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$609.99
Schneider Electric
60947-4-1
Schneider Electric 60947-4-1 GV3P 73 62-73A 690V 50/60HZ 6KV
In stock
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$54.99
Hammond
SFK2
Hammond Power Solutions SFK2 Fuse Kit
Only 1 left
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$10.00
Industrial part
50P40
Cefco SF 50P40 Amp Semi Conductor Fuse
Only 1 left
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$22.00
Industrial part
Kyosan Clearup Fuse 60FH 30 600V 30AMPS
Kyosan Clearup Fuse 60FH 30 600V 30AMPS
Only 1 left
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$20.00
Allen-Bradley
Allen Bradley 140 G Molded Case Circuit Breaker
Allen Bradley 140 G Molded Case Circuit Breaker Mounting Adapter (Bag of 3)
Only 2 lots left
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$26.99 / lot of 3
Bussmann
JJS-90
Bussman T Tron JJS-90 Fuse
Only 3 left
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$19.00
ABB
25000
ABB S 202 P Z 16A Circuit Breaker 400V 25000
Only 1 left
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$38.99
ABB
25000
ABB S 283 K 25A Circuit Breaker 400V 25000
Only 1 left
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$28.00
ABB
S28
ABB S28 2 Z 10A Circuit Breaker 400V 10000
Only 1 left
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$21.00
ABB
ABB S 273 K 63 A 400 6000 Circuit Breaker MCB
ABB S 273 K 63 A 400 6000 Circuit Breaker MCB
Only 2 left
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$27.99
Moeller
PKZMO-1.6
Moeller PKZMO-1.6 Moeller PKZMO-1,6 Motor Starter Protector 3 Pole
Only 1 left
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$29.99
ABB
S202P-Z20A
ABB S202P-Z20A Circuit Breaker 2 Pole MCB 2P Z 20A 480Y/277
Only 1 left
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$12.00
ABB
S201P-K20A
ABB S201P-K20A 2CD S281 001 R0487 277/480
Only 1 left
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$12.00
Siemens
3RN1011-2BG00
Siemens 3RN1011-2BG00
Only 1 left
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$209.99
Telemecanique
GV3ME63/40-63A
Telemecanique GV3ME63/40-63A 690V 50/60Hz 6kV
In stock
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$20.00
Kawasaki
691034
Kawasaki 691034 POWER PACK
Only 1 left
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$30.00
Bussmann
J60030-3SR
Buss Fuseholder J60030-3SR 600V 30A Class J Fuse 200K EMS SYM Amps
Only 1 left
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$50.00
Mersen
60313
Ferraz Shawmut 60313 600V 30A 10000 Amp RMS SYM. Rating Class H/K Fuses
Only 2 left
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$20.00
Mersen
20307R
Ferraz Shawmut 20307R 250V 30A 200000 MP RMS SYM Rating Class R Fuses Fuseholder
Only 4 left
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$15.00
Mersen
20306R
Ferraz Shawmut 20306R 250V 30A 200000 Amp RMS SYM. Rating Class R Fuses C Wire
Only 2 left
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$10.00
Mersen
60603
Gould Shawmut 60603 600V 60A 10000 Amp RMS SYM Rating Class H/K Fuses C Wire
Only 1 left
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$20.00
Mersen
60608
Gould Shawmut 60608 600V 60A 10000 Amp RMS SYM Rating Class H/K Fuses C Wire
Only 1 left
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$12.00
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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.