These applications include electronic locks / electronic access control (office, data centers, pharmaceutical cabinets, automotive compartments and more), interlocks and latches, and many applications where a smaller, lower-power alternative to solenoids is needed. SQL-M Series modules are: - 1/4 to 1/2 the size of other actuators - Longest battery life - Unique ultrasonic drive - Many mm of stroke - High force and speed - Simple and cost-effective