This Seco heavy duty magnetic lock can withstand up to 1300 pounds of pressure. The metal housing of the magnetic lock can be welded to the gate in a vertical or horizontal position. The kit includes a 12 volt DC transformer. Housing dimensions are 8" x 2-1/2" x 1-5/8". Items ship same day. Face mounting for indoor & outdoor applications for sliding or swinging gates, water resistant. 12/24 VDC operation.