Introducing the Securitron M68DLST Magnalock Dual Voltage Switch, suitable for use with 12 VDC or 24 VDC power supplies. This switch is designed to provide reliable and efficient performance, with a weight of only 12 lb. It is manufactured by Securitron, a trusted brand in the industry, and is ideal for use in commercial door hardware applications. The model number is M68, and it comes sealed for added convenience.