Skip to content

Mersen A2KR Fiberglass Fast Acting/Class RK1 Current Limiting Fuse, 250VAC/VDC, 200kA AC/20kA DC, 500 Ampere, 2-9/16" Diameter x 10-3/8" Length

Marsoni M251S
Sale price$150.00
Pay 4 payments of $37.50 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Mersen A2KR Fiberglass Fast Acting/Class RK1 Current Limiting Fuse, 250VAC/VDC, 200kA AC/20kA DC, 500 Ampere, 2-9/16" Diameter x 10-3/8" LengthMersen fast acting fuses deliver a high degree of current limitation where need it most. Current limiting A2K fuses provide excellent protection where high available short circuit currents exist. These fast acting fuses are particularly good for branch feeder circuits and back up protection. Rejection style design prevents replacement by other fuse classes. Fiberglass body provides dimensional stability in harsh industrial environments. Easy to read
Easy Shipping

Quick Dispatch:

Your Mersen A2KR Fiberglass Fast Acting/Class RK1 Current Limiting Fuse, 250VAC/VDC, 200kA AC/20kA DC, 500 Ampere, 2-9/16" Diameter x 10-3/8" Length orders ship within 1-2 business days.

Delivery Options:

  • Standard: 3-7 business days
  • Fast: 2-3 business days
  • Express: 1-2 business days

Order Tracking:

You'll receive a tracking link by email once your Mersen A2KR Fiberglass Fast Acting/Class RK1 Current Limiting Fuse, 250VAC/VDC, 200kA AC/20kA DC, 500 Ampere, 2-9/16" Diameter x 10-3/8" Length ships.

Need Help?
Questions about Mersen A2KR Fiberglass Fast Acting/Class RK1 Current Limiting Fuse, 250VAC/VDC, 200kA AC/20kA DC, 500 Ampere, 2-9/16" Diameter x 10-3/8" Length, sizing, or delivery? We're just an email away.

Live Shipping Estimates:
Enter your location at checkout to see available shipping methods and costs for Mersen A2KR Fiberglass Fast Acting/Class RK1 Current Limiting Fuse, 250VAC/VDC, 200kA AC/20kA DC, 500 Ampere, 2-9/16" Diameter x 10-3/8" Length in your area.

Get Shipping Estimates

Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
4.1 ★★★★★
Based on 2251 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
K
Verified Purchase
Kevin Boynton
Pawtucket, US
★★★★★ 5
Works
Fit my 1996 xr6 150 just fine. Engine runs at correct temperature so they are working as they should.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 13, 2026
C
Verified Purchase
Champ
Carnegie, US
★★★★★ 5
Quick delivery
Fit like they should and seems to be working great
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 15, 2026
G
Verified Purchase
GINGER B.
Pawtucket, US
★★★★★ 5
Great product
Great product
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 30, 2025
C
Verified Purchase
chris s
Lexington, US
★★★★★ 5
Fit Mercury 150 saltwater 2 stroke great!
These fit my Mercury 150 perfect. Took it out for a test run and engine ran great with no overheating issues.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 26, 2025
R
Verified Purchase
Robert Werkhoven
Alexandria, US
★★★★★ 5
Work’s okay
They work ok, as expected
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 26, 2025

recommand products