The BEST 40HW, 8KW and 9KW electromechanical locks provide fail-safe (electrically locked) and fail-secure (electrically unlocked) operations through an individual switch, switch lock, relay, access control system or other automatic control system. More importantly, these locks exhibit the same features and meet the same standards and specifications as the BEST mechanical 40H mortise and 8K/9K heavy-duty cylindrical locksets.