Allen-Bradley
194R-PB
Allen-Bradley 194R-PB Ser A Black Padlockable Disconnect Switch Operating Handle
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$52.89
Circuit Breakers, Fuses & Protection
3,479 listings · 3,431 in stock
3,479 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
- Fuses1,572 in stock
- Circuit Breakers & Accessories820 in stock
- Miniature & DIN Rail Circuit Breakers301 in stock
- Fuse Holders & Fuse Blocks247 in stock
- Disconnect & Safety Switches205 in stock
- Molded Case Circuit Breakers133 in stock
- Surge Protection & Ground Fault123 in stock
- Protective & Monitoring Relays30 in stock
Square D
383478
Square D 15A 1-Pole Circuit Breaker 10kA 50/60Hz 383478 Industrial Electrical
Only 1 left
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$14.99
Bussmann
T-1-6/10
Bussmann Buss Fusetron T-1-6/10 Plug Fuse 1.6A Dual Element Time Delay Type T
Only 3 left
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$8.89
Cornell Dubilier
12-810087-00
Cornell Dubilier 12-810087-00 Capacitor 490000uF 35 WVDC 40V Surge +85C Can Type
Only 1 left
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$49.89
Reliance Electric
RFN150
Reliance Electric RFN 150 Rectifier Fuse 150 Amp 250 Volts AC RFN150 Bolt Mount
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$27.89
Allen-Bradley
1494V-DS30
Allen-Bradley 1494V-DS30 Ser B Disconnect Switch 30A 600VAC 3 Pole w/ Mechanism
Only 1 left
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$8.89
Bourns
1965-20-A04
Bourns 1965-20-A04 Coaxial Surge Protector 200V DC Breakdown BNC Mount Bracket
Only 4 left
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$26.89
Littelfuse
LR60030
Littelfuse LR60030 1CR 1-Pole Class R Cartridge Fuse Holder 30A 600V Electrical
In stock
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$17.89
Industrial part
C263
Time Mark C263 3-Phase Voltage Monitor Relay 380-480VAC 10A Industrial Control
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$16.89
Square D
QOU130
Square D QOU130 Miniature Circuit Breaker 1-Pole 30A 120/240VAC 10kA Electrical
Only 2 left
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$12.89
Schneider Electric
M9F43330
Schneider Electric M9F43330 Multi 9 C60BP Circuit Breaker 3-Pole D 30A 480Y/277V
Only 1 left
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$27.89
Square D
QOB120
Square D QOB120 QO Bolt-On Miniature Circuit Breaker 1-Pole 20A 120/240V 10kA
Only 1 left
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$8.89
Siemens
5SX21
Siemens 5SX21 C32 5SX2132-7 Miniature Circuit Breaker 1-Pole 32A 277VAC 6000A
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$39.89
Square D
QOB250
Square D QOB250 QO Bolt-On Miniature Circuit Breaker 2-Pole 50A 120/240V 10kA
Only 1 left
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$16.89
Allen-Bradley
199-FSMZ-1
Allen-Bradley 199-FSMZ-1 Series B Diode Surge Suppressor 6-300VDC Bulletin 199
Only 1 left
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$8.89
Eaton
FAZ-C3/1-NA-SP
Eaton FAZ-C3/1-NA-SP 167127 Miniature Circuit Breaker 1 Pole 3A C Curve 277VAC
Only 1 left
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$9.89
Allen-Bradley
194L-HE6N-175
Allen-Bradley 194L-HE6N-175 Ser B Disconnect Handle Red/Yellow 0-1 Off-On 67x67
Only 1 left
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$16.89
Littelfuse
Littlefuse Flsr 15 600VAC
Littlefuse Flsr 15 600VAC
Only 1 left
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$10.00
Industrial part
LPS-RK-6SP
Low-Peak LPS-RK-6SP 600VAC 300VDC
Only 1 left
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$10.00
Industrial part
FWP-30A
FWP-30A 14Fa 700V - 200kA700V - 50kA (Bag of 4)
Only 1 lot left
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$25.00 / lot of 4
Mersen
ATQR3/10
Mersen ATQR3/10 V219875 600VAC 3/10A (Box of 8)
Only 1 lot left
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$45.00 / lot of 8
Ferraz Shawmut
A70P30-1
Ferraz A70P30-1 700V 30A Fuse (Bag of 3)
Only 1 lot left
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$30.00 / lot of 3
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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.