The store will not work correctly in the case when cookies are disabled.

JavaScript seems to be disabled in your browser. For the best experience on our site, be sure to turn on Javascript in your browser.

FREE GROUND SHIPPING ON ORDERS OF $300 OR MORE*

Contact Us
Track Order
Products

Search

Advanced Search

Contact Us
Track Order
Products

Compare ()
My Account

Toggle Nav

Toggle Nav

Search

Advanced Search

Unistrut
Distribution/Controls
Pipe/Wire/Fittings
Wire Termination
Wiring Devices
Grounding
Lighting
Tools

Home
Distribution/Controls
Fuses

Fuses

General Use (160)

CLASS CC FUSES (151)

CLASS G FUSES (14)

CLASS H (K) FUSES

CLASS H (K) FUSES (37)

CLASS J FUSES (128)

CLASS K-5 FUSES

CLASS K-5 FUSES (58)

CLASS L FUSES (27)

CLASS RK1 FUSES

CLASS RK1 FUSES (176)

CLASS RK5 FUSES

CLASS RK5 FUSES (209)

CLASS T FUSES (36)

HIGH SPEED FUSES

HIGH SPEED FUSES (39)

MISCELLANEOUS FUSES

MISCELLANEOUS FUSES (35)

PLUG FUSES (38)

RENEWABLE FUSES

RENEWABLE FUSES (11)

SEMICONDUCTOR FUSES

SEMICONDUCTOR FUSES (107)

SMALL DIMENSION FUSES

SMALL DIMENSION FUSES (151)

FUSE BLOCKS AND HOLDERS

FUSE BLOCKS AND HOLDERS (137)

FUSE COVERS (10)

FUSE LINKS AND PULLERS

FUSE LINKS AND PULLERS (20)

POWER AND POWER DISTRIBUTION BLOCKS

POWER AND POWER DISTRIBUTION BLOCKS (28)

Midget Fuses (282)

Sort By Set Ascending Direction

View as Grid List

3 Items

Show

per page

KTN-R-50 0.81" x 3", 250 VAC, 50 A, 200 kA Symmetrical, 100 kA DC, Class RK1, Fast Acting, Current Limiting Fuse

$143.87 / EAprice:143.871429 final price:143.871429

Availability: 6 EA
Quickview
OT50 250 VAC/VDC, 50 A, Ferrule Terminal, Class K5, Cylindrical, Fast Acting, One Time, UL Power Fuse

$4.28 / EAprice:4.276923 final price:4.276923

Availability: 3 EA
Quickview
AJT50 600 VAC, 400 VDC, 50 A, Ferrule Terminal, Class J, Cylindrical, Rejection, Time Delay, UL Power Fuse

$48.34 / EAprice:48.338462 final price:48.338462

Availability: 2 EA
Quickview

Loading ...

Sort By Set Ascending Direction

View as Grid List

3 Items

Show

per page

Filter

Now Shopping by

Brand Name Amp-Trap, Series ATQR Remove This Item
Brand Name Limitron, Series KTN-R Remove This Item
Brand Name POWR-GARD, Series 312 Remove This Item
Brand Name SmartSpot, Series AJT Remove This Item
Brand Name Series OT Remove This Item
Current Rating 50 Ampere Remove This Item

Shopping Options

Length

2-3/8 Inch 1 item
3 Inch 2 items

Manufacturer

Mersen Electrical Power

Brand Name

SmartSpot, Series A2D-R 1 item
Amp-Trap, Series A50P 1 item
Fusetron, Series FRN-R 1 item
Fusetron, Series FRS-R 1 item
Limitron, Series KTN-R 1 item
Low-Peak, Series LPJ 1 item
Low-Peak, Series LPS-RK 1 item
SmartSpot, Series A6D-R 1 item
SmartSpot, Series AJT 1 item
Tri-Onic, Series TR-R 1 item
Tri-Onic, Series TRS-R 1 item
Series A6K-R 1 item
Series A4J 1 item
Series AG 1 item
Series FWP 1 item
Series FWX 1 item
Series NON 1 item
Series NOS 1 item
Series OT 1 item
Series OTS 1 item

Approval

UL 248-12, CSA C22.2, CE 1 item
UL 248-9, CSA C22.2 1 item
UL 248/248-8, CSA C22.2 1 item

Characteristics

Fast Acting 1 item
Fast Acting, One Time 1 item
Time Delay 1 item

Current Rating

Diameter

0.81 Inch 1 item
1-1/16 Inch 1 item
13/16 Inch 1 item

Interrupting Rating

200 Kiloampere (AC), 100 Kiloampere (DC) 1 item
200 Kiloampere (Symmetrical), 100 Kiloampere (DC) 1 item
50 Kiloampere (AC), 20 Kiloampere (DC) 1 item

Terminal Type

Ferrule 3 items

Type

Class J 1 item
Class K5 1 item
Class RK1 1 item

Voltage Rating

250 VAC 1 item
250 VAC/VDC 1 item
600 VAC, 400 VDC 1 item

Sign Up For Email

Sign Up for Our Newsletter:

Be the first to know about new products, promotions, technology and more!

66 Southern Blvd.
Nesconset, NY 11767
USA
Tel: 631-467-3939
Fax: 631-979-0605
help@kellyhayes.com

cards

Unistrut
Distribution/Controls
Pipe/Wire/Fittings
Wire Termination
Wiring Devices
Grounding
Lighting
Tools

My Account
Contact Us
Privacy Policy
Return Policy
Return/Exchange Form
Multiple Shipments/Delivery Method
Make a Credit Card Payment
Forms
Gallery
Leave Us A Review
Terms & Conditions

FREE GROUND SHIPPING

ON ORDERS OF $300 OR MORE*

Connect with us

©Copyright 2020 Kelly & Hayes. All Rights Reserved.

Choose sharing option

×

Email
Url

Recipient Email(s)

Your Name (required)

Message (optional)

Your Name (required)