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Mersen

Mersen A2K20R 20A Class RK1 Fast-Acting Fuse

Part Number: A2K20R

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Evaluate application fit for Mersen A2K20R, a 20A class rk1 fast-acting fuse rated 250 VAC / 250 VDC, with the current rating, system voltage and physical connection for OEM sourcing.

Rated Current20A
Rated Voltage250 VAC / 250 VDC
Breaking Capacity200 kA AC / 100 kA DC

Mersen A2K20R is a 20A class rk1 fast-acting fuse in the A2K-R family, rated 250 VAC / 250 VDC. Match the mounting style and current rating to the equipment manufacturer’s requirements. Specified for repeatable protection performance, this model combines the series characteristic with a clearly defined current rating. Its ferrule configuration supports power distribution, lighting, feeder circuits. FuseStock lists the manufacturer reference for sourcing and technical comparison.

Technical Specifications

Part Number
A2K20R
Manufacturer Part Number
A2K20R
Series
A2K-R Series
Fuse Type
Current-Limiting Fuse
Current Rating
20A
Voltage Rating
250 VAC / 250 VDC
AC / DC
AC/DC
Breaking Capacity
200 kA AC / 100 kA DC
Mounting
Cartridge / Clip
Application
Feeder circuits · Lighting · Power distribution
Standard
CSA C22.2 · UL 248
Terminal Type
Ferrule
Fuse Speed
Fast Acting (F)
Utilization Class
Class RK1
Approvals
CSA · UL Listed
Certifications
UL Listed|CSA Certified

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