WILO 4090765 Star S21Fx CI 3 Speed Circulator

Overview: Wet rotor circulation pump, with flanged connection. (Flange parallel to shaft). Pre-selectable speeds to adjust the capacity on "S" versions. Cast iron body for hot-water heating systems of all kinds, industrial circulation systems, cold-water systems and air-conditioning systems. Features: Suitable for any installation position with horizontal shaft; terminal box in 3-6-9-12 o'clock position. Three pre-selectable speed stages for load adjustment ("S" type only). Impedance protected motor, motor protection not required. Cable entry both sides of terminal box. Quick connection spring clips for simple electrical connection. Steel Terminal Box. Fits all Competitor's Models. Powerful Starting Torque. Ultra Quiet. Reliable Wet Rotor Technology. Automatically Vented.