Hold-Up Switch DPDT - Plastic Enclosure A hardwired hold up switch in a plastic case, for silent operation and notification of an alarm status in restaurants, banks and many other establishments Silent operationDouble-pole double-throw contacts for multi-notificationsTwin 45? screw terminals with EOL resistor splicing terminalAdhesive pads for temporary positioning while installingFully supervisedConvenient reset key for testing and/or reset of alarm