
Valve Automation Your Solution
Valve Automation Your Solution

Constant Control is a manufacturer's representative for valve automation and related products. We are committed to offer outstanding quality products and provide professional service and solutions to fluid control industry.
We provide the best solution, outstanding electric actuator, pneumatic actuator and valve products to our customers to help and improve their efficiency, quality and the most important save money.
With wide product range offering pneumatic actuator, rack and pinion, scotch yoke, limit switch box, positioners, electric actuator, quarter turn and multi turn.
Pneumatic actuator, compact design, advanced customization in high precision, accurate drive and various output torque with mounting accessories confirming to NAMUR standard.
Designed to meet challenging and hostile working condition featuring simple integration and generates wide torque range
Stable and reliable operation of remote control in compact and robust design.
Electric actuator, robust structure design, light weight as well as large output torque. Provide self-locking and clutch less manual override design eliminates clutching operation in operation method switch.
Compact design, light weight, Plastic housing providing well corrosion resistance. Offering features such as fail safe, bus communication and high speed operating.
A compact multi-turn electric actuator for On/Off and Process control applications. The robust and compact design offers modulation with different speed options that are widely used on gate, knife gate and globe valves.