The NIBCO Series 800 actuators are offered with output torque ranging from 3, 000 to 10, 000 inch pounds. Based on a highly effective planetary gear system, the actuator series includes a full-time direct acting handwheel type manual override to produce maximum torque in a compact package. Motors are rated for 100% duty cycle. The Series 800 line of quality electric actuators is designed for quarter-turn applications, including ball valves butterfly valves and plug valves, dampers, vents and similar uses. The actuator operating temperature ranges from -40