Part KLNR001 represents the 1A rating in Littelfuse’s KLNR Series. Its rating set pairs 250V AC / 125V DC service with 200kA AC interrupting performance. The economical single-element RK1 construction is extremely current-limiting and suited to non-inductive loads. Package and mounting details are included below; verify final use against the official datasheet.
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Littelfuse KLNR001 is the 1A catalog variant in the KLNR Series. Circuit selection should account for 250V AC / 125V DC operation and the stated 200kA AC interrupting level. 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 50.8mm length; 14.3mm max body diameter. Typical applications include Resistance Heaters, Lighting, Non-Inductive Loads, General Purpose. Check the official Littelfuse datasheet before final coordination.
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