The DS-K4H250S Single-door magnetic lock is designed for wooden door, glass door, and stee... Hikvision DS-K4H250D double-door magnetic lock The DS-K4H250D Double-door magnetic lock is designed for ...

And work without noise. Wide Range Of Applications:The 600lbs electromagnetic lock suitable for wooden door，metal door，glass door，fireproof door etc.It can make your life easier. Safety ...