Found 7 alternatives for 0402L020SLKR by Littelfuse Inc.. Ptc Resettable Fuses — 0402 (1005 Metric), Concave.
PTC RESET FUSE 6V 500MA 0402
PTC RESET FUSE 6V 100MA 0402
PTC 6V POLYFUSE SMT 0402 SL 0.75
PTC RESET FUSE 1.0A 6V 0402
PTC RESET FUSE 6V 350MA 0402
PTC RESET FUSE 6V 350MA 0402
PTC RESET FUSE 6V 500MA 0402