Eaton
FL4D3
Eaton Cooper FL4D3 Fuse Link 3A 15kV Type D Slow Acting Distribution Cutout
In stock
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$10.89
Circuit Breakers, Fuses & Protection
3,512 listings · 3,458 in stock
3,512 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 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
Bussmann
FRS-R-80
Bussmann Fusetron FRS-R-80 Dual Element Time Delay Fuse 80 Amp 600V Class RK5
In stock
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$14.89
TE Connectivity
4-520448-2
TE Connectivity AMP 4-520448-2.250 Female Quick Disconnect Terminal Lot of 6
Only 1 lot left
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$6.89 / lot of 6
Westinghouse
HMCP007C0C
Westinghouse HMCP007C0C 7A 3-Pole Motor Circuit Protector 600V Series C Aux Sw
Only 2 left
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$9.89
General Electric
AMCB6GB
GE AMCB6GB Spectra Series
Only 1 left
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$1,444.95
Siemens
5SY4120-5
Siemens 5SY4120-5 A 20 1 P
Only 1 left
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$52.95
Cutler-Hammer
LC6
Cutler Hammer Disconnect Handle LC6 MCC
In stock
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$59.00
Phoenix Contact
TT-UKK5-T-V-12DC-ST
Phoenix Contact TT-UKK5-T-V-12DC-ST 2807230 Surge Terminal Block 12VDC Box of 40
Only 1 lot left
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$399.00 / lot of 40
Eaton
PLS6-C16/2-DC-AU
Eaton Moeller PLS6-C16/2-DC-AU
In stock
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$16.95
Bussmann
BC6033B
Bussmann BC6033B Fuse Holder Block 30A 600V 3-Pole Buss Industrial Electrical
In stock
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$10.89
Industrial part
IR145Y-423
Bender IR145Y-423 Insulation Monitoring Device Ground Fault B91036517 Industrial
Only 1 left
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$44.89
Eaton
FAZ-C2/1
Eaton FAZ-C2/1 Miniature Circuit Breaker 1-Pole 2A C-Curve 277VAC DIN Rail xPole
Only 1 left
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$6.89
Bussmann
Bussmann BK/HHC Fuse Holders (Lot of 63)
Bussmann BK/HHC Fuse Holders (Lot of 63)
Only 1 lot left
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$94.95 / lot of 63
Fuji Electric
EG32AC
Fuji Electric FA EG32AC 100-230VAC 50/60HZ EB2AEAC-005B 5A
Only 1 left
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$13.95
Eaton
Eaton CHLO Handle Lock Device for CH CHF Circuit
Eaton CHLO Handle Lock Device for CH CHF Circuit Breaker Lockout Pack of 5
Only 1 lot left
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$9.89 / lot of 5
Littelfuse
FLSR-2-1/4
Littelfuse FLSR-2-1/4 Time-Delay Fuse 2-1/4A 600V Class RK5 Powr-Gard Lot of 10
Only 1 lot left
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$48.89 / lot of 10
Phoenix Contact
2838228
Phoenix Contact 2838228 PLUGTRAB PT 2X2-24DC-ST Surge Protection Plug 24VDC
Only 1 left
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$239.89
Industrial part
Isolated Loop Circuit Protector 31ZN (Lot of 5)
Isolated Loop Circuit Protector 31ZN (Lot of 5)
Only 1 lot left
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$249.95 / lot of 5
Eaton
5586 68B7688
Eaton 5586 68B7688 PDM Insulating Boot Spout Breaker Power Distribution Module
In stock
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$99.89
Fuji Electric
EA103C
Fuji Electric EA103C Molded Case Circuit Breaker 3-Pole 100A Frame 600V MCCB
Only 1 left
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$17.89
Cooper Power
CMU613010
Cooper Power Systems CMU613010 Expulsion Boric Acid Fuse 27kV 10E 7190A53G03
In stock
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$149.99
Phoenix Contact
2817149
Phoenix Contact 2817149 UFBK-M 2/2-24AC-ST Surge Protection Plug 24VAC 1/order
Only 5 left
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$124.89
Eaton
Eaton PKPM3-32/3/C/003-A RCBO 32A 3-Pole C-Curve
Eaton PKPM3-32/3/C/003-A RCBO 32A 3-Pole C-Curve 30mA Type A Breaker New
Only 3 left
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$83.89
Thomas & Betts
18RAD-183
Thomas Betts 18RAD-183 STA-KON Female Quick Disconnect 22-18AWG 87 pack
Only 1 lot left
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$39.89 / lot of 87
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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.