Here is a line-up of motor-operated actuators of basically ON/OFF control. 3100 series is featured by small-size, lightweight and high output. 3400 series and 3420 series use case, cover, mounting portion, etc. commonly with a full-electronic actuator. 3900 series can be used for an inexpensive and simple instrumentation, with a potentiometer mounted for detection of control position, besides small size and lightweight. Explosion-proof approved models are also replete. See here for models and details of specification.
Single phase 100/110/200/220V AC 50/60 Hz
With built-in thermal protector
Space heater - Optional
Conditions for installation
-10 to 50°
Ambient temperature - With space heater
-20 to 40°
Should not be mounted in an inverted position from the maintenance face.