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Mersen

Mersen A2K90R 90A Class RK1 Fast-Acting Fuse

Part Number: A2K90R

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For replacement or design work, compare Mersen A2K90R, a 90A class rk1 fast-acting fuse rated 250 VAC / 250 VDC, by checking rating, format and application-specific characteristics for OEM sourcing.

Rated Current90A
Rated Voltage250 VAC / 250 VDC
Breaking Capacity200 kA AC / 100 kA DC

Mersen A2K90R is a 90A class rk1 fast-acting fuse in the A2K-R family, rated 250 VAC / 250 VDC. Specified for repeatable protection performance, the configuration is suited to applications that need predictable fault clearing and dependable coordination. Its blade configuration supports power distribution, lighting, feeder circuits. Match the mounting style and current rating to the equipment manufacturer’s requirements. FuseStock lists the manufacturer reference for sourcing and technical comparison.

Technical Specifications

Part Number
A2K90R
Manufacturer Part Number
A2K90R
Series
A2K-R Series
Fuse Type
Current-Limiting Fuse
Current Rating
90A
Voltage Rating
250 VAC / 250 VDC
AC / DC
AC/DC
Breaking Capacity
200 kA AC / 100 kA DC
Mounting
Blade
Application
Feeder circuits · Lighting · Power distribution
Standard
CSA C22.2 · UL 248
Terminal Type
Blade
Fuse Speed
Fast Acting (F)
Utilization Class
Class RK1
Approvals
CSA · UL Listed
Certifications
UL Listed|CSA Certified

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