Burnerparts.com offers Eclipse direct shaft to shaft connection actuators and accessories. They are designed to operate butterfly valves, dampers and other similar devices.

The Eclipse Programmable Rotary Actuator is a keypad programmable, direct coupled, modulating motor for use in burner and valve control systems. It is typically used with an electronic control to regulate a process temperature. The drive shaft of the actuator connects to a butterfly valve stem, which rotates 90 degrees from minimum to maximum position.