Electromagnetic Lock Surface Mount Opening Action Instant Release Steel Amp Draw @ 12V 130mA Amp Draw @ 24V 250mA Input Voltage 12/24V DC Projection from Wall (In.) 2 1/4 in Features Easy and Accurate Installation Fail Safe Total Projection (In.) 1 57/64 in Holding Force (Lb.) 4 000 Armature Length (In.) 6 in Armature Width (In.) 2 49/64 in Armature Depth (In.) 2 1/8 in Lock Body Length (In.) 5 9/64 in Lock Body Width (In.) 1 43/64 in Lock Body Depth (In.) 1 57/64 in