Brown
609903-T005
Brown Boveri Electric 609903-T005 Solid State Trip Unit ITE Type SS 200 Ohm 10%
Only 1 left
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$27.89
Circuit Breakers, Fuses & Protection
3,512 listings · 3,453 in stock
3,512 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 & Accessories826 in stock
- Miniature & DIN Rail Circuit Breakers307 in stock
- Fuse Holders & Fuse Blocks252 in stock
- Disconnect & Safety Switches206 in stock
- Molded Case Circuit Breakers130 in stock
- Surge Protection & Ground Fault127 in stock
- Protective & Monitoring Relays30 in stock
Eaton
42SQ-60
Eaton Cooper Power Systems 42SQ-60 Barney Fitall Fuse Link Type SQ 4.20 Amp OEM
In stock
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$29.89
Eaton
83K100-B2
Eaton Cooper Power 83K100-B2 Current Limiting Backup Fuse 8.3 KV 100A 50KA OEM
Only 3 left
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$199.99
Eaton
Eaton Cooper Power Systems Kearney Fitall 21010-
Eaton Cooper Power Systems Kearney Fitall 21010-60P Type KS 10 Amp Fuse Link 232
In stock
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$23.89
Bussmann
SAMI-8I
Bussmann SAMI-8I Indicating Safety Fuse Cover 600V RK K5 H 65-100 Amp Lot of 3
Only 4 lots left
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$32.89 / lot of 3
Eaton
3565030M11M
Eaton Cooper Power Systems 3565030M11M Power Fuse High Voltage Current Limiting
In stock
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$284.89
Eaton
FL1A2
Eaton Cooper McGraw Edison FL1A2 Type PSD Fuse Link 2 Amp Rating Made in Mexico
In stock
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$39.89
Eaton
9240-31-1
Eaton Cooper 9240-31-1 Current Limiting Power Fuse 25A 8.3kV 3437722C10M New
Only 4 left
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$78.89
Eaton
PDG2XUV125DCU
Eaton PDG2XUV125DCU 125VDC Circuit Breaker
Only 1 left
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$124.95
Eaton
FL16K10
Eaton FL16K10 Type EK Fuse Accessories
In stock
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$46.89
Cooper
6418-2T-30P
Cooper Kearney 6418-2T-30P Type QA Fuse Link 10A Eaton Power New
In stock
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$12.89
Cooper
6415-2T
Cooper 6415-2T Fuse Accessories
In stock
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$28.95
Bussmann
2/ORDER
Bussmann HHT Eaton In-Line Fuse Holder 5/10 Amp 32V AC 16 AWG Wire 2/order
In stock
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$6.89
Eaton
FL24N85
Eaton Cooper FL24N85 Type N Fuse Link 85A 24kV Distribution Power New
In stock
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$26.89
Eaton
FL16T5
Eaton Cooper FL16T5 Type ET Fuse Link 5A 15kV McGraw Edison Distribution New
In stock
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$17.89
Euchner
010316
Euchner 010316 Cord Cable Fitting Gland Safety Switch Accessory New
In stock
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$6.89
Industrial part
65A656
65A656 Fixation Poignee Type S Handle Mounting Hardware Gasket Kit Disconnect
Only 1 left
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$15.89
Eaton
QBHW2060H
Eaton QBHW2060H Molded Case Breaker 240V 2 Pole Unit
Only 4 left
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$52.95
Bussmann
SAMI-4I
Bussman SAMI-4I Fuse Cover 250V K5 H 65-100 (Box of 3)
Only 4 lots left
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$24.89 / lot of 3
Eaton
70SQ-26
Eaton 70SQ-26 Kearney Fitall Type SQ Fuse Link 26 Inch Industrial Electrical OEM
In stock
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$9.89
Bussmann
Bussman KBH 200
Bussman KBH 200
Only 1 left
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$9.89
Cooper
51065
Cooper Kearney 51065 Type T Fuse Link 65A Eaton Fit-All Power New
In stock
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$9.89
Eaton
DS26JK
EATON DS26JK CLASS J FUSE KIT60 A, 600 V MAXHeavy Duty Switches
Only 1 left
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$63.95
Euchner
010319
Euchner 010319 Cord Cable Fitting Gland Safety Switch Accessory New
In stock
Free shippingShips next business day
$6.89
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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.