V-Plex Contact Hold-Up / Panic switch with stainless steel cover (polling loop only) Silent operationDouble-pole double-throw contacts for multi-notificationsTwin 45? screw terminals with EOL resistor splicing terminalAdhesive pads for temporary positioning while installingStainless steel cover (269R and 269SN)Fully supervisedConvenient reset key for testing and/or reset of alarm