This complete sensor holder (M6.12.72*1) in the short version is designed for sensors with a 25 mm insertion depth. It provides stable, accurate placement of the sensor and contributes to reliable UV intensity measurement in the Berson UV system. Key benefits: Short model - 25 mm. Complete set for quick installation. Stable sensor placement. Compatible with several sensor versions. Please contact us if you are unsure whether this sensor holder fits your UV system.