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Littelfuse

Littelfuse KLNR200 200A 250V Class RK1 Fast-Acting Fuse

Part Number: KLNR200

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Littelfuse KLNR200 is configured as a 200A member of the KLNR Series. Published selection data centers on 250V AC / 125V DC operation and 200kA AC interruption. The economical single-element RK1 construction is extremely current-limiting and suited to non-inductive loads. Use the linked Littelfuse datasheet to confirm coordination, approvals and installation details.

Rated Current200A
Rated Voltage250V AC / 125V DC
Breaking Capacity200kA AC
PackageClass R

Within Littelfuse’s KLNR Series, KLNR200 covers the 200A rating point. Its electrical envelope is 250V AC / 125V DC, paired with 200kA AC interruption. The economical single-element RK1 construction is extremely current-limiting and suited to non-inductive loads. Mechanical selection uses a Class R format with Cartridge / Clip installation and ferrule / blade (amp-dependent) termination. Published dimensions are 181.0mm overall length; 40.5mm max body diameter. Typical applications include Resistance Heaters, Lighting, Non-Inductive Loads, General Purpose. Check the official Littelfuse datasheet before final coordination.

Technical Specifications

Part Number
KLNR200
Manufacturer Part Number
KLNR200
Series
KLNR Series
Fuse Type
Fast-Acting Single-Element Class RK1 Fuse
Current Rating
200A
Voltage Rating
250V AC / 125V DC
AC / DC
AC/DC
Breaking Capacity
200kA AC
Package / Dimensions
Class R
Mounting
Cartridge / Clip
Application
General purpose protection · Lighting · Non-inductive loads · Resistance Heaters
Standard
UL 248-12
Terminal Type
Ferrule / Blade (amp-dependent)
Fuse Speed
Fast Acting (F)
Utilization Class
Class RK1
Approvals
CSA · UL Listed
Certifications
UL Listed · CSA
DC Voltage Rating
125V DC
DC Interrupting Rating
20kA

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