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All models and sizes of Weco® butterfly valves can be equipped with Weco® operators or actuators as well as other brands of actuators. Typical options include standard and throttling handles, gear operators, chain-wheel operators, vane actuators, pneumatic actuators, special controllers, and positioners.

Standard Handle - 2 through 12-inch valve sizes

Recommended service - Manual on/off service

• Positive-stop gripper with integral locking lug ensures full open/full closed operation
• Model 12 and 12N valves have a detent plate which bolts on the valve body in each of four quadrants
• Model 22 and 22L valve have a pre-notched top flange with on/off detent positions

Pneumatic actuators - Quarter-turn, double acting actuator 2 through 6-inch valve sizes

Recommended service - Compact, pneumatic actuator for on/off valve operation

• The only moving part, the vane, is cast integral to the shaft for sturdiness does not require field lubrication
• Fully repairable in-line
• Mounts directly to valve in any quadrant

Gear operators - Weatherproof, worm gear operator 2 through 24-inch valve sizes

Recommended service - Manual on/off or throttling services

• Operator has 90° travel arc with internal travel stop screws for a plus or minus 20° adjustment at either end of the travel
• Mounts on the valve in any quadrant
• Chain wheel attachment available
• Hand-wheel shaft extensions available

Throttling handle - 2 through 12-inch valve sizes

Recommended service - Manual throttling service

• Notched detent plate and positive stop gripper with integral locking lug ensures positive locking in any of 10 positions from full open or full closed operation
• Detent plate bolts on the valve body in each of the four quadrants

*The product images shown are for illustration purposes only and may not be an exact representation of the product.