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

4 Items

Show

per page

OTS300 MERSEN 300A-600V ONE TIME GENERAL PURPOSE CLASS K5 FUSE

$167.63 / EAprice:167.630769 final price:167.630769

Availability: 18 EA
Quickview
OTS350 MERSEN 350A-600V ONE TIME GENERAL PURPOSE CLASS K5 FUSE

$174.91 / EAprice:174.907692 final price:174.907692

Availability: 2 EA
Quickview
OTS250 MERSEN 250A-600V ONE TIME GENERAL PURPOSE CLASS K5 FUSE

$174.95 / EAprice:174.953846 final price:174.953846

Availability: 1 EA
Quickview
A6K300R MERSEN 300A 600V CLASS-RK1 FAST-ACTING FUSE

$561.95 / EAprice:561.953846 final price:561.953846

Availability: Currently out of stock
Quickview

Loading ...

Sort By Set Ascending Direction

View as Grid List

4 Items

Show

per page

Filter

Now Shopping by

Length 11-5/8 Inch Remove This Item
Brand Name Type SL Remove This Item
Brand Name Series A6K-R Remove This Item
Brand Name Series OTM Remove This Item
Brand Name Series OTS Remove This Item
Brand Name SERIES SLR Remove This Item

Shopping Options

Length

1.5 Inch 6 items
1.9 Inch 1 item
11-5/8 Inch 4 items
13-3/8 Inch 1 item
5 Inch 15 items
5-1/2 Inch 7 items
7-7/8 Inch 5 items
9-5/8 Inch 3 items

Manufacturer

Mersen Electrical Power

Brand Name

SmartSpot, Series A6D-R 4 items
Tri-Onic, Series TRS-R 4 items
Series A6K-R 1 item
Series OTS 3 items

Approval

UL 248-9, CSA C22.2 3 items
UL 248/248-12, CSA C22.2 1 item

Characteristics

Fast Acting 1 item
Fast Acting, One Time 3 items

Current Rating

250 Ampere 1 item
300 Ampere 2 items
350 Ampere 1 item

Diameter

2-9/16 Inch 4 items

Interrupting Rating

200 Kiloampere (AC), 20 Kiloampere (DC) 1 item
50 Kiloampere 3 items

Terminal Type

Blade 4 items

Type

Class K5 3 items
Class RK1 1 item

Voltage Rating

600 VAC 3 items
600 VAC, 300 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)