Eaton
NZM4-4-XKP
Eaton NZM4-4-XKP Breaker Phase Isolater 4 Poles
In stock
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$285.00
Circuit Breakers, Fuses & Protection
3,515 listings · 3,455 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 Blocks252 in stock
- Disconnect & Safety Switches206 in stock
- Molded Case Circuit Breakers131 in stock
- Surge Protection & Ground Fault127 in stock
- Protective & Monitoring Relays30 in stock
Eaton
264268
EATON PFGM-25/2/03 264268 25A 300mA 2pol Type AC
Only 1 left
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$60.00
Mersen
GSC6/10
Ferraz Shawmut Mersen 600mA 250V 250V 125V 35A 10KA. GSC6/10 Fuse (Box of 5)
In stock
Free shippingShips next business day
$15.00 / lot of 5
Littelfuse
S6-1/4
Littlefuse 6.25 Distribution Fuses S6-1/4 'Box of 4'
Only 1 lot left
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$25.00 / lot of 4
GC Electronics
35-2108
GC ELECTRONICS 35-2108 8AMP CIRCUIT BREAKER 125/250V Thermal Push Button
In stock
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$15.00
Mersen
GSC4/10
Ferraz Shawmut Time Delay Fuse GSC4/10 400MA 125-250V AC 10KA 100A 'Box of 5'
In stock
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$10.00 / lot of 5
Allen-Bradley
1494V-FS30
Allen Bradley 30AMPS 600 Volts Y 1494V-FS30 SER A
Only 1 left
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$14.00
Mersen
A6D4-1/2R
Ferraz Shawmut A6D4-1/2R Class RK1 Fuse 4 1/2 Amps 600 Volts.. Each
In stock
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$20.00
Eaton
68C6048G05
Eaton 68C6048G05 Circuit Breaker door mechanism handle VARI-DEPTH ROTARY
Only 1 left
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$109.00
Mersen
AJT7Q2193657A
Ferrz Shawmut AJT7Q2193657A 600V AC.. Lot of 5
Only 1 lot left
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$35.00 / lot of 5
Eaton
JCW‑2E Fuse Eaton Bussmann JCW‑2E Medium Voltage
JCW‑2E Fuse Eaton Bussmann JCW‑2E Medium Voltage Fuse 2A 2750/5500 VAC
Only 1 left
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$40.00
Bussmann
4/ORDER
Eaton Bussmann S‑30 30A Type S Fustat Dual Time‑Delay Plug Fuse 125V 4/order
Only 4 left
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$15.00
Mersen
GSC6
Ferraz Shawmut GSC6 6A 125V AC Time Delay Miniature Glass Fuse 10kA pack of 5
In stock
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$9.00 / lot of 5
Littelfuse
LMF-5
Littelfuse LMF-5 Small Dimension Fuse LMF5 Industrial Electrical Panel Mount Con
Only 1 left
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$10.00
Eaton
FL27K30
Eaton FL27K30 30A 27kV Type K Fuse Link 26″ Standard Leader Industrial Electrica
Only 3 left
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$15.00
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
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
Free shippingShips next business day
$40.00
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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.