Allen-Bradley
140M-C2E-B63
Allen-Bradley 140M-C2E-B63 Motor Protector Circuit Breaker 4.0-6.3A 690V Ser B
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$21.89
Circuit Breakers, Fuses & Protection
3,500 listings · 3,446 in stock
3,500 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
- Fuses1,574 in stock
- Circuit Breakers & Accessories823 in stock
- Miniature & DIN Rail Circuit Breakers304 in stock
- Fuse Holders & Fuse Blocks250 in stock
- Disconnect & Safety Switches206 in stock
- Molded Case Circuit Breakers133 in stock
- Surge Protection & Ground Fault126 in stock
- Protective & Monitoring Relays30 in stock
Allen-Bradley
1492-CB1
Allen-Bradley 1492-CB1 H020 Manual Motor Controller Circuit Breaker 1 Pole LOT
Only 1 left
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$29.99
Industrial part
XP-110800
XALT Energy XP-110800 Rev 1 Battery Disconnect Junction Box 24VDC Cast Aluminum
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$1,009.99
Underwriters
581-G
Underwriters Safety Device 581-G 60100 Fuse Holder Block 3 Pole 100A 600V Panel
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$113.89
UEI
AF3
UEi Universal Enterprises AF3 Multimeter Fuse 0.5A 0.5 Ohm M30 MCP4 LOT OF 3
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$14.89 / lot of 3
Economy
Economy ERS 125 Renewable Fuse 125A 600V Class H
Economy ERS 125 Renewable Fuse 125A 600V Class H Federal Pacific Electric Co
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$23.89
ITE
P215
Bulldog Electric Pushmatic P215 Circuit Breaker 15A 2 Pole 120/240VAC ITE Gould
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$15.89
Cutler-Hammer
C320FBR
Cutler-Hammer Eaton C320FBR Fuse Holder Rejection Class CC 30A 600V Series A1
In stock
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$24.89
Amprobe
ADP-3
Amprobe ADP-3 Fuse Adaptor RS-3 Ohmmeter Battery Attachment Clamp Meter Part
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$9.00
Buchanan
BP35F
Buchanan BP35F Terminal Block 3 Pole Fuse Holder Screw Mount Panel LOT OF 20
Only 2 lots left
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$52.89 / lot of 20
Siemens
B120H
Siemens B120H Circuit Breaker 20A 1 Pole 120/240V Bolt On 22kAIC Type BLH HACR
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$18.89
Underwriters
11560
Underwriters Safety Device 11560 Fuse Holder Block 60A 250V 1 Pole Chicago IL
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$9.00
Cutler-Hammer
XO215
Cutler-Hammer XO215 Circuit Breaker 15A 2 Pole 120/240V Type XO Square D Unit
Only 3 left
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$34.89
Kearney
41275
Kearney Cooper Power 41275 Fuse Link Type X 2.75A Trip-O Link Pul-Tab LOT OF 5
Only 5 lots left
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$28.89 / lot of 5
Bussmann
GLR-15
Cooper Bussmann GLR-15 Buss Fast Acting Small Dimension Fuse 15A 300V 448H 1/ORD
Only 1 left
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$8.89
Bussmann
LPS-RK-6-1/4SPI
Eaton Bussmann LPS-RK-6-1/4SPI Low-Peak 6.25A RK1 600V Time Delay Fuse LOT OF 10
Only 1 lot left
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$64.89 / lot of 10
Mersen
W210308
Ferraz Shawmut W210308 Busbar Comb 3 Pole for ST 8-10 Fuse Holder Bridge Bar
In stock
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$59.99
Bussmann
FRS-R-15
Eaton Bussmann Fusetron FRS-R-15 15A 600V Dual Element Time Delay Fuse Class RK5
In stock
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$8.89
Eaton
FAZ-C2/1
Eaton Moeller FAZ-C2/1 Miniature Circuit Breaker 2A 1 Pole C Curve 240-415V DIN
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$8.89
Gould
23-5215-11
Gould Chart Paper 23-5215-11
In stock
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$109.00
Allen-Bradley
1492-SPM1B030
Allen-Bradley 1492-SPM1B030 Ser D Circuit Breaker 3A 1 Pole 277V DIN Rail 10kA
Only 1 left
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$15.89
Mitsubishi
CP30-BA
Mitsubishi Electric CP30-BA 1A Circuit Protector Breaker AC 220V 230VAC 2.5kA
Only 2 left
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$8.89
Allen-Bradley
1492-CB1G020
Allen-Bradley 1492-CB1G020 Ser C Circuit Breaker 2A 1 Pole 240V DIN Rail 1 HP
Only 1 left
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$8.89
Allen-Bradley
1492-SPM1C010
Allen-Bradley 1492-SPM1C010 Ser D Supplementary Protector 1A 1 Pole 277V 48VDC
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$11.89
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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.