Littelfuse
Littelfuse FLSR 3-2/10 Class RK5 Time-Delay Fuse
Littelfuse FLSR 3-2/10 Class RK5 Time-Delay Fuse 600V Box of 5
Only 1 lot left
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$43.89 / lot of 5
Circuit Breakers, Fuses & Protection
3,515 listings · 3,456 in stock
3,515 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 & Accessories827 in stock
- Miniature & DIN Rail Circuit Breakers307 in stock
- Fuse Holders & Fuse Blocks253 in stock
- Disconnect & Safety Switches206 in stock
- Molded Case Circuit Breakers131 in stock
- Surge Protection & Ground Fault127 in stock
- Protective & Monitoring Relays30 in stock
Leviton
80401-N
Leviton 80401-N Brown 1-Gang Decora Wall Plate Nylon GFCI Rocker New 5/order
Only 1 left
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$9.99
Littelfuse
IDSR1
Littelfuse IDSR1 Indicator Fuse Class RK5 600V 1A LOT of 10 LOWR-PRO
Only 1 lot left
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$64.89 / lot of 10
General Electric
TE100R
General Electric TE100R Circuit Breaker Enclosure 100A NEMA 3R Industrial
Only 1 left
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$189.99
Kearney
Kearney HX 7.8kV Cutout Fuse Holder Assembly Med
Kearney HX 7.8kV Cutout Fuse Holder Assembly Medium Voltage Distribution
Only 2 left
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$39.99
Eaton
83F040-IVBT
Eaton 83F040-IVBT 8.3kV 40A 50kA X-Limiter Capacitor Fuse Industrial
Only 1 left
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$404.99
Eaton
QBHW3020H
Eaton Quicklag QBHW3020H 240V Circuit Breaker 3 Pole Unit Hacr Type
Only 1 left
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$34.99
Mersen
2/ORDER
Mersen SHR Fuse Holder Inline Panel Mount 2-Wire Cable Assembly OEM 2/ORDER
Only 5 left
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$9.99
Eaton
2/ORDER
Eaton Z-SV/UL-16/3P-3TE/6 Bus Bar 3P 80A 480V 6 Terminal Circuit Breaker 2/ORDER
Only 1 left
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$22.99
Parker
243837
Parker 243837 Quick Disconnect Coupling Socket 1/4 NPTF 60 Series ISO B
Only 1 left
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$24.99
Cutler-Hammer
QBHW2025
Cutler Hammer Eaton QBHW2025 120/240V 2 Pole Unit 40C Hacr Type
Only 1 left
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$25.95
PAN Pacific
FL11K30
PAN Pacific Enterprise FL11K30 Fuse Link
In stock
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$23.95
Westinghouse
BA-400
Westinghouse BA-400 116D977A30 Power Fuse Refill 14.4KV 50E Amps New
In stock
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$61.89
Eaton
2237947A600
Eaton Cooper Power 2237947A600 Switch Hardware Kit NOS 2/order
In stock
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$19.99
Eaton
20015489
Eaton LP CPS 20015489 Sensor Lightning Surge Suppressor 15VDC Cable Position Sys
Only 3 left
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$504.99
Bussmann
BK/HTB-62I-R
Bussmann BK/HTB-62I-R Panel Mount Fuse Holder 6x30mm Quick 1/order
In stock
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$9.99
Littelfuse
313.150
Littelfuse 313.150 3AG 0.15A Slo-Blo Cartridge Fuse x5 Pieces/Order
Only 5 left
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$10.89
Westinghouse
RBA-RDB-200
Westinghouse RBA-RDB-200 Time LAG Fuse 200AMPS 8250V
In stock
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$54.99
Durham
ARP00005CH15
Durham ARP00005CH15 1in Aluminum Hub Closure Plate Panel Mount Eaton NOS
Only 1 left
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$14.89
Littelfuse
0218.315VXP
Littelfuse 0218.315VXP 315mA 250VAC Fast-Acting Fuse 5x20mm 16A Lot of 5
Only 2 lots left
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$5.99 / lot of 5
Littelfuse
BLS-2/10
Littelfuse BLS-2/10 Fast-Acting Midget Fuse 0.2A 600VAC New Lot of 10
Only 1 lot left
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$29.89 / lot of 10
Eaton
Eaton CHLO Handle Lock Device for CH/CHF Circuit
Eaton CHLO Handle Lock Device for CH/CHF Circuit Breakers Lockout Lot of 5 NOS
Only 5 lots left
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$17.89 / lot of 5
Littelfuse
Littelfuse Tracor FLSR 2-1/4 600V Slo-Blo Class
Littelfuse Tracor FLSR 2-1/4 600V Slo-Blo Class RK5 Time Delay Fuse 2.25A Lot 10
Only 1 left
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$33.89
Eaton
4000353C06B
Eaton RTE 4000353C06B 10AMP BAY-O-NET Current Sensing Fuse Link NNB Surplus
Only 1 left
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$56.89
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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.