Electromagnetic Lock Surface Mount Opening Action Electromagnetic Steel Amp Draw @ 12V 300mA/12V DC Amp Draw @ 24V 150mA/24V DC Input Voltage 12/24V DC Projection from Wall (In.) 1 5/8 in Features For Single Outswing Doors Total Projection (In.) 1 5/8 in Holding Force (Lb.) 600 lb Armature Length (In.) 6 1/4 in Armature Width (In.) 1 5/8 in Armature Depth (In.) 1 7/8 in Lock Body Length (In.) 8 1/9 in Lock Body Width (In.) 1 7/8 in Lock Body Depth (In.) 1 5/8 in