SECURITRON M82B Electromagnetic Lock 1800 lbs

Holding Force: 1800lbs. [816 kg]

Magnet size: 12 inches L x 1.75 inches W x 3 inches H

Armature size: 9 inches L x 0.5 inches W x 2.75 inches H

Current Draw and Voltage: 350mA at 12VDC; 200mA at 24VDC

Operating Temperature: -40 to +140F [-40 to +60C]