850/851C

850/851C is an encrypted motor lock mainly used as a night lock or in conjunction with doors that are rated as high security (up to RC4) in trade, office, industry, defence, and banks. Features an extremely fast opening speed of approximately 0.2 seconds. Hook bolt and lever latch designed for increased strength and side pressure, providing high security. Can be opened with a key or thumb turn. Can be combined with other devices using DAC, both in Hi-O installation with ARX and stand alone, for example daytime lock, automatic doors and card readers. Available without a lever latch making it suitable for use with automatic doors.