The Metrel Sensor A 1173, identified by model number 20991169, is a meter replacement part essential for ensuring accurate measurements. As an accessory, it enhances the functionality of existing Metrel meters. Typically applied in various electrical testing environments, it serves as a reliable spare component. https://elecena.pl/product/28753798/metrel-20991169-a-1173-illumination-sensor-0-1-lux-resolution 2025-05-20 https://elecena.pl/product/28753798/metrel-20991169-a-1173-illumination-sensor-0-1-lux-resolution 2026-07-07