Bussmann
FRS-R-1-1/4
Bussmann FRS-R-1-1/4 Fusetron Time Delay Fuse 1.25A 600V Class RK5 Lot Pack of 5
Only 5 lots left
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$29.89 / lot of 5
Circuit Breakers, Fuses & Protection
3,504 listings · 3,450 in stock
3,504 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 & Accessories825 in stock
- Miniature & DIN Rail Circuit Breakers304 in stock
- Fuse Holders & Fuse Blocks251 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
ABC-1
Bussmann ABC-1 1A 250V Ceramic Fast Acting Fuse Class C Lot Pack of 5 Industrial
Only 2 lots left
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$7.89 / lot of 5
Bussmann
ATM-15
Bussmann ATM-15 15A Mini Blade Fuse 32V Automotive ATM Fuses APM Lot Pack of 3
Only 1 lot left
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$6.89 / lot of 3
ABB
MB10/22.SFL
ABB Entrelec MB10/22.SFL Screw Clamp Fuse Holder Terminal Block 1SNA116303R2400
In stock
Free shippingShips next business day
$6.89
Phoenix Contact
UK-10.3-CC-HESILED
Phoenix Contact UK-10.3-CC-HESILED Fuse Holder LED DIN Rail Automation Component
In stock
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$6.89
Schneider Electric
DF222
Schneider Electric DF222 Fuse Holder 22x58mm 2-Pole 125A DIN Rail Industrial
Only 2 left
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$58.89
MTR
AB-151808
MTR AB-151808 Noise Suppressor Module 400VAC 1.65 Ohm Surge Protector Industrial
Only 1 left
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$11.89
MTR
AB-115549
MTR AB-115549 Noise Suppressor 460VAC 120J 1PH Surge Protector Industrial USA
Only 1 left
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$23.89
Littelfuse
L70S50
Littelfuse L70S50 Semiconductor Fuse 700V 50A Industrial Power Protection Fuse
Only 1 left
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$39.89
Mitsubishi
300
Mitsubishi NF400-CA No-Fuse Circuit Breaker 300 Amp 3 Pole Industrial Electrical
Only 1 left
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$176.89
Klixon
CA-2
Klixon CA-2 1021 Thermal Circuit Breaker 2 Amp Auto Reset Aviation Industrial
Only 5 left
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$11.89
Mitsubishi
NF30-SB
Mitsubishi NF30-SB 3A No Fuse Circuit Breaker 3 Pole 220VAC 600V NF30SB Japan
Only 1 left
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$20.89
Siemens
NDK3B100L
Siemens NDK3B100L VL Circuit Breaker 100A 3 Pole Thermal Magnetic 35kA 480V DG
Only 1 left
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$413.89
Cutler-Hammer
R5A3016U
Eaton Cutler Hammer R5A3016U Rotary Disconnect Switch 16A 600VAC 3 Pole Shaft
Only 1 left
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$20.89
Merlin Gerin
NSF250H
Merlin Gerin Compact NSF250H 225A 3-Pole 600V Molded Case Circuit Breaker MCCB
Only 1 left
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$285.89
Schneider Electric
CAD50MD
Schneider Telemecanique CAD50MD Control Relay 220VDC 5NO TeSys LAD4TUDL Surge
Only 1 left
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$54.89
Carling
CA1-B2-46-450-121-C
Carling Technologies CA1-B2-46-450-121-C Hydraulic Magnetic Circuit Breaker 277V
In stock
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$25.89
Merlin Gerin
MULTI9
Merlin Gerin Multi9 C60N 24516 1A Type D 1-Pole Circuit Breaker 277V Schneider
Only 4 left
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$15.89
Cutler-Hammer
HFDDC3200W
Eaton Cutler-Hammer HFDDC3200W 200A 3-Pole 600VDC Circuit Breaker HFD-DC Solar
Only 1 left
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$809.89
Corcom
PE0SXS000
Corcom TE PE0SXS000 Power Entry Module IEC Inlet 10A Switch Fuse Voltage Select
In stock
Free shippingShips next business day
$25.89
Airpax
UPGH266-28008-2
Airpax UPGH266-28008-2 Magnetic Circuit Breaker 48VDC Aux Coil 110-0019-002
In stock
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$29.89
Bussmann
LPS-RK-80SP
Bussmann LPS-RK-80SP Low-Peak Class RK1 Dual Element Time Delay Fuse 600V 80A
Only 1 left
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$17.89
Mersen
A070F050
Ferraz Shawmut A070F050 Protistor Semiconductor Fuse 700V 50A A75394 Mersen
In stock
Free shippingShips next business day
$8.89
Mersen
A050F500
Ferraz Shawmut A050F500 Protistor Semiconductor Fuse 500A 500V Bolt-On Mersen
Only 4 left
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$8.89
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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.