The SDC 15-2 Concealed Desk Switch mounts on the underside of a desk for remote door control. This switch may be connected to the REX input of an access control or to the trigger input of a time delay relay to allow timed access and egress. The 15-2 is also offered in abundled kitfor easy setup of a remote release buzz-in system on wood/metal doors with bored cylindrical latch locks.