Edison
ECSR12
Edison ECSR12 Class RK5 Time Delay Fuse 12A 600VAC Dual Element Industrial OEM
In stock
Free shippingShips next business day
$18.99
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
Mersen
TR4/10R
Ferraz Shawmut TR4/10R Tri-Onic RK5 Time Delay Fuse 4/10A 250V 10/order
Only 1 left
Free shippingShips next business day
$18.99
Mersen
TRS3R
Ferraz Shawmut TRS3R Tri-Onic Time Delay Fuse 3A 600VAC Class RK5 2/order
Only 1 left
Free shippingShips next business day
$14.99
Bussmann
LPJ-5-6/10SP
Bussmann LPJ-5-6/10SP Low-Peak Class J Time Delay Fuse 5.6A 600V Industrial OEM
Only 1 left
Free shippingShips next business day
$11.99
Mersen
TRS2-1/2R
Mersen Ferraz Shawmut TRS2-1/2R Class RK5 600VAC Fuse (Lot of 10)
Only 2 lots left
Free shippingShips next business day
$69.95 / lot of 10
Mersen
TRS5-6/10R
Mersen TRS5-6/10R Class RK5 600VAC Fuse (Lot of 7)
Only 1 lot left
Free shippingShips next business day
$39.95 / lot of 7
Mersen
TR1R
Mersen TR1R Class RK5 250VAC Fuse (Lot of 10)
Only 2 lots left
Free shippingShips next business day
$49.95 / lot of 10
Mersen
TR8/10R
Mersen TR8/10R Tri-Onic Time Delay Fuse 0.8A 250VAC Class RK5 10/ORDER
Only 1 left
Free shippingShips next business day
$84.99
Mersen
TR6-1/4R
Mersen TR6-1/4R Class RK5 250VAC Fuse (Lot of 10)
Only 1 lot left
Free shippingShips next business day
$29.95 / lot of 10
Mersen
TR6R
Mersen TR6R Class RK5 250VAC Fuse (Lot of 10)
Only 1 lot left
Free shippingShips next business day
$32.95 / lot of 10
Mersen
TRS2-1/4R
Ferraz Shawmut TRS2-1/4R Class RK5 600VAC Fuse (Lot of 10)
Only 1 lot left
Free shippingShips next business day
$53.95 / lot of 10
Mersen
TRS2-1/2R
Ferraz Shawmut TRS2-1/2R Class RK5 600VAC Fuse (Lot of 2)
Only 1 lot left
Free shippingShips next business day
$14.95 / lot of 2
Mersen
A2D4R
Ferraz Shawmut A2D4R Class RK5 250VAC Fuse (Lot of 12)
Only 1 lot left
Free shippingShips next business day
$33.95 / lot of 12
Mersen
TRS6/10R
Ferraz Shawmut TRS6/10R Class RK5 600VAC Fuse (Lot of 9)
Only 2 lots left
Free shippingShips next business day
$96.95 / lot of 9
Mersen
TR3-2/10
Ferraz Shawmut TR3-2/10 Class RK5 600VAC Fuse (Lot of 8)
Only 1 lot left
Free shippingShips next business day
$17.95 / lot of 8
Mersen
TR2R
Ferraz Shawmut TR2R 2A 250V Class RK5 Time Delay Tri-Onic Fuse 5/ORDER
Only 1 left
Free shippingShips next business day
$10.99
Mersen
TRS1
Ferraz Shawmut TRS1 1/4R Class RK5 600VAC Fuse (Lot of 10)
In stock
Free shippingShips next business day
$39.99 / lot of 10
Mersen
TRS1R
Ferraz Shawmut TRS1R Class RK5 600VAC Fuse (Lot of 10)
Only 1 lot left
Free shippingShips next business day
$45.95 / lot of 10
Mersen
A2D4R
Ferraz Shawmut A2D4R Class RK5 250VAC Fuse (Lot of 10)
Only 1 lot left
Free shippingShips next business day
$33.95 / lot of 10
Mersen
TR8/10R
Ferraz Shawmut TR8/10R Class RK5 600VAC Fuse (Lot of 12)
Only 1 lot left
Free shippingShips next business day
$46.95 / lot of 12
Mersen
TRS9R
Ferraz Shawmut TRS9R Class RK5 600VAC Fuse (Lot of 2)
Only 1 lot left
Free shippingShips next business day
$48.95 / lot of 2
Mersen
TRS1-6/10R
Ferraz Shawmut TRS1-6/10R Class RK5 600VAC Fuse (Lot of 10)
Only 1 lot left
Free shippingShips next business day
$2,009.69 / lot of 10
Mersen
A2D5R
Ferraz Shawmut A2D5R Class RK5 250VAC Fuse (Lot of 4)
Only 1 lot left
Free shippingShips next business day
$22.95 / lot of 4
Mersen
TRS3-1/2R
Ferraz Shawmut TRS3-1/2R Class RK5 600VAC Fuse (Lot of 10)
Only 2 lots left
Free shippingShips next business day
$88.95 / lot of 10
Get a quote on Circuit Breakers, Fuses & Protection
Need more units than we list, a part you don't see here, or prices for a whole list? Send us the part numbers and quantities – we reply within 1 hour during business hours (Mon–Fri 9–3:30 CT).
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.