Based on this product's specifications, here are some alternatives and similar models
Indicator power lamp FF LK-703K slim 3×230V+N for DIN rail mounting
Summary description:
FF LK-703K slim is a DIN-rail mounted power indicator lamp for three 230 V lines plus neutral (3×230V+N). It provides visual status indication of supply presence for control panels and distribution boards. The slim design saves space in electrical cabinets and supports quick DIN mounting, suitable for industrial, commercial, and residential electrical installations.