The RGL ML1200-M is an electro-magnetic lock ideal for use with most access control/entry systems. It is also suitable for use on wooden, metal or glass doors and has an impressive holding force of 545kg or 1200lbs. This unit features a built-in surge protection and is suitable for use on both 12 and 24 volt systems. The ML1200-M also includes a monitoring contact and has been fire tested to BSEN1634-1-2014.