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actuators Manufacturing the most complete line of aluminum and stainless steel rack and pinion actuators with torques ranging from 147 to 80,000" Lbs. Our electric actuators have torques ranging from 80 to 79,000" Lbs. Get Quality, Performance, and Reliability!

Rack and Pinion Actuators

Electric Actuators

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Solenoid Valves

Manfacturing a wide range of Namur mount and pipe in solenoid valves from 1/8" to 1/2". Cv's range from .15 to 2.79. Coil voltages of 12 & 24 VDC and 110 & 220 VAC are offered in Nema 4, 4X, 7, & 9.

1/8" Solenoid Valve
1/4" Solenoid Valve
1/2" Solenoid Valve

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Limit Switches

limit switches Offering diversity, our automated products extend to a full line of limit switches. Nema 4, 4X, 7, & 9 enclosures are available with SPDT,DPDT mechnical switches, and proximity and reed style switches.

Heavy Duty
Compact and Economical
Explosion Proof

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positioners Pneumatic and electro pneumatic positioners are a superior choice for controlling pneumatic actuators. Proximity style switches and 4-20 feedback modulation. Namur and linier actuation mounting.

Pneumatic Positioners
Electro-Pneumatic Positioners

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Control Accessories

Our automation control accessories include ISO adapters, Filter Regulators, Speed Controls, and Block and Bleed Valves; but a few of our control accessories needed to complete your automation package.

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Gear Operators

Offering a complete line of manual gear operators, declutchable manual overrides, and chain wheel operators for pipeline flow control. ISO mounting is standard with custom mounting available.

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Automation & Controls for the Valve Industry

Flow Line Controls is a leading manufacturer of quality Pneumatic Actuators, Electric Actuators, Limit Switches, Solenoid Valves, Positioners, Manual Gear Operators and Control Accessories. Our uncompromising commitment to quality started in the engineering and design of all our automation products, and continued throughout the manufacturing process to the smallest detail. This high level of quality and large torque range provides reliable automation for industries such as Ball Valves, Butterfly Valves, Plug valves, and Damper Valves a single source for all their Valve Automation Products.