Securitron M82B 1800lb Holding Force Magnalock, 12/24VDC, Magnetic Bond Sensor The Securitron M82B is a Magnalock that has a holding force of 1800 lbs. with automatic dual voltage and magnetic bond sensing function. The unit also comes equipped with a BondSTAT, which ensures an efficient magnetic bond. The M82B is an excellent option for interior, perimeter and exterior access control applications in high risk environments such as prisons, detention facilities and high security gates. Technical Specifications: Electrical: 350mA at 12VDC; 200mA at 24VDC Holding Force: 1800lbs (816kg) Dimensions: Magnalock 12" L x 1-3/4" D x 3" H; Strike 9" L x 1/2" D x 2-3/4" H