Based on this product's specifications, here are some alternatives and similar models
Alarm/detector accessory SATEL ZB-1 — black, input current 7 A, operating voltage 10.5 V, 27 g
Summary description:
SATEL ZB-1 is a black alarm/detector accessory compatible with SATEL security systems. Key specifications: input current 7 A, operating voltage 10.5 V and weight 27 g. Supplied as a single unit per pack, it is intended for integration with alarm panels or detectors to provide the specified power and electrical interface within security installations.