Description
The Littelfuse NLN020 is a 20 amp, 250 V fast‑acting Class K5 fuse engineered for economical overcurrent protection in residential, commercial and light industrial applications. As part of the NLN series, this fuse offers quick response to overloads and short circuits in general‑purpose branch and feeder circuits, such as lighting and resistive loads. Its compact knife‑blade style construction allows secure installation in compatible fuse holders, providing reliable protection where high inrush current performance is not required.
Key Features:
- 20 amp current rating for basic circuit protection
- 250 V AC voltage rating
- Fast‑acting (one‑time) design for quick fault interruption
- Class K5 fuse with up to 50 kA interrupting rating
- Knife‑blade construction for secure panel mounting
- Ideal for lighting, heating, and other resistive loads
- Cost‑effective solution for general electrical protection







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