Onan
0098-7318.8
Motor Disconnect Switch 0098-7318.8 TMI Onan S1 Motor Disc Switch
Only 1 left
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$159.00
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 & Accessories828 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 Fault127 in stock
- Protective & Monitoring Relays30 in stock
Eaton
C30/1
Eaton FAZ‑C30/1‑RT‑SP 30A 1‑Pole Miniature Circuit Breaker C‑Curve 277V
Only 3 left
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$28.00
Littelfuse
KLPC1200
Littelfuse KLPC1200 1200A 600VAC/480VDC Class L Time‑Delay POWR‑PRO Fuse Industr
Only 1 left
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$199.00
Eaton
68C6048G49
EATON 68C6048G49 High Performance Handle Shaft Guide Accessory for MCCB S01
Only 1 left
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$45.00
Mersen
TR20R
Ferraz Shawmut Mersen Tri-Onic TR20R T1027059 20A 250VAC.. Lot of 2
Only 1 lot left
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$10.00 / lot of 2
Eaton
LST1RTK
EATON LST1RTK Low Energy Shunt Trip Kit 24 VDC 1490D89G03 Circuit Breaker Access
Only 1 left
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$800.00
Tron
Tron KBH 60 Rectifier Fuse
Tron KBH 60 Rectifier Fuse
Only 2 left
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$15.00
Eaton
CKDPV4350W
Eaton CKDPV4350W Series C Industrial Circuit Breaker 350AMPS 100VDC 4 Pole
In stock
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$1,334.00
Cooper
HVR-1
Cooper Bussman Buss HVR-1 500KVA 1000VAC... Each Fuse
In stock
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$40.00
Littelfuse
Littlefuse KLP-C 1200 HI- INT Time Delay Fuse 60
Littlefuse KLP-C 1200 HI- INT Time Delay Fuse 600V
Only 1 left
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$260.00
Littelfuse
0TOO012.Z
Littelfuse 0TOO012.Z 12A 125VAC Time Delay Plug Fuse Slo‑Blo Industrial 4/order
Only 3 left
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$109.00
Eaton
458D493G03
Eaton 458D493G03 Vari-Depth Mechanism for JA KA HKA DA LB LBB HLB Breakers NEW
Only 2 left
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$609.00
Littelfuse
KLA350
Littelfuse KLA350 350A 130VAC Rectifier Fuse Electrical Cartridge each
In stock
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$160.00
Bussmann
4/ORDER
Eaton Bussmann T‑8 8A 125V Dual‑Element Time‑Delay Edison Base Plug Fuse 4/order
Only 4 left
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$55.00
Accuweb
MCB3052B-50HZ
Accuweb MCB3052B-50HZ
Only 1 left
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$209.00
Mersen
66593
Ferraz Shawmut 66593 PDB, 3 Pole (1) 2/0-#14X(10)#6-#14 600V CU Only
Only 1 left
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$69.00
Industrial part
CC5001-00-0100
General Devices CC5001-00-0100 B-200-10
Only 1 left
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$30.00
Bussmann
LPJ-25SP
Buss Low-Peak LPJ-25SP Dual Element Time Delay Fuse 600VAC 300VDC Box of 7
Only 1 lot left
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$80.00 / lot of 7
Littelfuse
3AG1-1/2A312
Littlefuse 3AG1-1/2A312 Fuses.. 5/PK
Only 1 lot left
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$10.00 / lot of 5
General Electric
G0521
GE G0521 30A 3P Breaker
Only 1 left
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$15.00
Federal Pacific
Federal Pacific 100 Amp 2 Pole Type NA Circuit B
Federal Pacific 100 Amp 2 Pole Type NA Circuit Breaker Stab-Lok FPE
Only 1 left
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$139.00
Mersen
67573
Ferraz Shawmut 67573 PDB, 3 Pole (1)2/0-#14 X (4)#2-#14600V CU9AL (Replaces 670
Only 2 left
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$39.00
Mersen
67563
Ferraz Shawmut 67563 PDB, 600V CU9AL
Only 1 left
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$79.99
ABB
S273
ABB S273 K25 A
Only 1 left
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$19.00
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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.