Motorized valve actuator IW Motorised
quarter-turnworm gearball

motorized valve actuator
motorized valve actuator
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worm gear
Other characteristics
ball, for butterfly valves


The IW range of quadrant wormgear valve operators is available in manual and motorised configurations and features a removable sleeve to facilitate bore and keyway machining. This sleeve can be rotated in steps to facilitate mounting to the valve. IW size 3 to 13 torque range up to 264,000 Nm. IW size 14 to 17 torque range from 250,000 Nm to 850,000 Nm. Worm shaft supported by angular contact bearing High efficiency and multiple ratios Removable drive sleeves up to IW11 Stroke: 0 to 90º (+/- 5º adjustable)


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Valve Gear Operators

*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.