Electromagnetic Lock Surface Mount Opening Action Electromagnetic Steel Amp Draw @ 12V 420mA/12V DC Amp Draw @ 24V 210mA/24V DC Input Voltage 12/24V DC Projection from Wall (In.) 1 1/2 in Features For Single Inswing Doors Total Projection (In.) 1 1/2 in Holding Force (Lb.) 1 200 Armature Length (In.) 7 3/8 in Armature Width (In.) 2 3/8 in Armature Depth (In.) 1/2 in Lock Body Length (In.) 11 in Lock Body Width (In.) 2 3/4 in Lock Body Depth (In.) 1 1/2 in