The Switchmaster 400 24Hr Timeswitch is a mini heating and hot water programmer designed for use with boilers. This corded electric timeswitch allows for 24-hour programming and features volt-free contacts for reliable operation. With a voltage of 230V, it is suitable for indoor wall mounting in homes, providing efficient control over heating and hot water systems. Made in China, this white timeswitch by Switchmaster is a convenient and practical addition to any heating system.
eBay