Alarm Controls MCK-1-3 Mortise Key Switch - Wall Mountable for Mortise Cylinder - Stainless Steel$119.99+
PS904 Proprietary Power Supply - Wall Mount - 110 V AC, 220 V AC Input - 12 V DC, 24 V DC Output - 1 +12V Rails$586.99+
Exit Alarm, Surface Mount, Battery Powered, One MS-1039S Magnetic Switch, 7-Pin IC Cylinder H$309.99+
Surface Mount Battery Powered 100DB Door Prop Alarm w/Internal Magnetic Door Contacts and Back Box$283.99+