Knox Padlocks are operated with the same Knox Master Key used for other Knox Rapid Entry System devices.
The shrouded all weather padlock (Model 3772) provides additional security against pry and cut attacks.
The exterior, heavy duty Knox Padlock (Model 3770) with a stainless steel shackle is designed for securing perimeter or fire access gates, industrial equipment yards and residential storage areas.
The Knox interior padlock (Model 3771) is designed to secure fire sprinkler control systems, hazardous chemical supplies, restricted utility areas and equipment lockers. The UL® listed padlock resists pull attacks.
All Knox Padlocks meet the UL 437 standard
UL 437 Standard for Safety for Key Locks (keyway)
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