A Combination Kit for Shop and Office Entry. Incorporating a mains powered bell unit, 9 metres of bell wire and an over-door reed contact switch. As the door is opened, the reed switch makes contact and the bell sounds. The 240v mains bell is electro-mechanical and is powered by a built-in transformer.
Wall Mounted Mains Powered Wired Door Entry Bell Kit
A Combination Kit for Shop and Office Entry. Incorporating a mains powered bell unit, 9 metres of bell wire and an over-door reed contact switch. As the door is opened, the reed switch makes contact and the bell sounds. The 240v mains bell is electro-mechanical and is powered by a built-in transformer.
