Sun Yeh Control Valve Group Co., Ltd.
Sun Yeh Control Valve Group Co., Ltd.
  • Sun Yeh Hand Operated Control Valve
  • Sun Yeh Hand Operated Valve
  • Sun Yeh Hand Operated Air Valve
  • Sun Yeh Hand Control Valve
  • hand lever operated valve
  • Sun Yeh Hand Operated Control Valve
  • Sun Yeh Hand Operated Valve
  • Sun Yeh Hand Operated Air Valve
  • Sun Yeh Hand Control Valve
  • hand lever operated valve

Manual Actuated Valve Sunyeh

Manual valve actuators are primarily used in situations where automatic control is not required, allowing the hand control valve to be operated using a handle or handwheel. The Sun Yeh ceramic-lined manually hand operated control valve combines high-quality ceramic lining with a manual operating mechanism to create a high-performance hand operated valve. This manual actuator valve provides a reliable and cost-effective control solution for various industrial processes. In settings where automatic control is not necessary, this hand operated control valve offers users a dependable and economical fluid control solution.

Avantages of Manual Actuator Valve

  • Firstly, manual operation of the manual actuator valve provides a direct and predictable control method that is simple and easy to use, without complex electrical components or pneumatic elements. Operators can easily control the opening and closing of the hand operated control valve through a handle or handwheel, allowing for precise adjustment of fluid flow and pressure. This intuitive mode of operation not only reduces the skill requirements for manual actuator valve operators but also effectively minimizes the risk of accidents due to operational errors, enhancing system stability and safety.


  • Secondly, the advantage of a manual operating mechanism lies in hand operated control valve's simple structure and independence from external energy sources, meaning that the manual actuator valve can still function normally in the event of power outages, interruptions in air supply, or other emergencies, ensuring the continuous operation of production lines.


  • Additionally, the installation and commissioning of the hand operated control valve are very straightforward, saving a significant amount of time and labor costs. Compared with electrically controlled valves, maintenance and upkeep of the manual operating mechanism of the hand-operated control valve are relatively easy, with no need for regular replacement of consumables such as batteries or lubricants, thereby reducing operational costs. At the same time, manual operating mechanisms of the hand-operated control valves can be customized with different configurations, such as gearboxes or turbine boxes, to meet different torque and travel requirements.


  • Moreover, manually operated control valves also have significant cost-control advantages. Compared to automatic control valves, manual actuator valves are more competitively priced due to their simpler structure and easier manufacturing, which is an important consideration for many budget-constrained projects.


  • Of course, manually operated control valves have some limitations, such as in situations that require rapid and frequent operations, where manual control of the hand-operated control valve may not be sufficiently flexible. However, in most cases where automatic control is not required, the advantages of manually operated control valves are sufficient to compensate for these shortcomings.


  • Lastly, it is worth mentioning that the manually operated control valve with ceramic lining excels in wear resistance and corrosion resistance. The exceptional performance of the ceramic lining ensures that the hand-operated control valve operates stably in harsh conditions over the long term, with reduced susceptibility to damage or failure. This not only extends the life of the valve but also reduces production downtime and economic losses due to manual actuator valve malfunctions.


The Sun Yeh manually operated control valve with ceramic lining has a wide range of applications in the industrial sector due to hand operated control valve's operational advantages. Hand-operated control valve provides users with a direct, reliable, and economical way to control fluids, meeting modern industry's demands for efficient, stable, and safe production. It is an especially suitable valve solution for situations that do not require automatic control.


For top-quality ceramic valves that excel in durability and precision, trust Sun Yeh. Contact us today to discuss your requirements and place your order.


Manual Actuator Valve FAQ

  • How does a manual actuator work?

    A manual actuator is a device that controls the opening and closing of a valve by human operation. A manual actuator usually consists of a handwheel, lever, or handle that is used to manually rotate or move a valve. When the operator turns the handwheel or moves the handle, the manual actuator transmits force to the valve to open or close the manual actuator. This principle of operation is relatively simple, yet very effective and applicable to a wide variety of industries, especially when emergency operations or power outages are required.

    The design and selection of manual actuators should be based on the type of valve, the working medium, and the use of the environment and other factors for reasonable consideration, in order to ensure reliable operation and long-term stability of the valve work. Manual actuators also play an important role in maintenance and overhaul work and can be used to control the operation of the valve in order to carry out the necessary repair work.


  • What is a manual actuator valve?

    A manual actuator valve is a device that uses human power to control the opening and closing of a valve by manual operation. A manual actuator valve usually consists of a handwheel, stem valve handle, etc., used to operate and control the opening and closing of the valve. The design and selection of manual actuator valves should be based on the type of valve, the working medium the use of the environment, and other factors for reasonable consideration to ensure the reliable operation of the valve and long-term stability of the work!

  • What are the most commonly used manual actuator valves?

    Manual actuator valves are a common type of valve, and they are typically used in situations where frequent operation is not required or remote control is not possible. The following are some of the most common types of manual actuator valves:


    Hand-operated Ball Valve: Hand-operated ball valves are suitable for rapid on/off and regulation of fluids and are commonly used in steam and condensate systems. Hand-operated ball valves are usually manually operated but can be configured as electric, pneumatic, or hydraulic.


    Hand-Operated Butterfly Valves: Hand-operated butterfly valves are installed on larger diameter piping for on/off and regulation and are commonly used in water systems, process industries, HPI, and power stations. Hand-operated butterfly valves can be manually operated, but can also be configured as electric, pneumatic, hydraulic or fan-actuated


  • How long do manual actuator valves last?

    The service life of manual actuator valves is affected by a variety of factors, including materials, design, operating conditions, and maintenance. In general, the design life of a manual actuator valve may differ from manual actuators' actual service life. For example, if the fluid load is small and properly maintained, the manual actuator valve may be used for a longer period of time; on the contrary, if a highly corrosive medium is encountered and improperly maintained, the manual actuator valve may fail sooner.


    Ensure that manual actuator valves reach their expected service life, regular inspection and maintenance are very important. This includes checking the sealing performance of the manual actuator valve, cleaning internal parts, lubricating moving parts, and replacing damaged parts in a timely manner. With proper maintenance, you can significantly extend the service life of your manual actuator valves, reduce the failure rate, and ensure the continuity and safety of your production process.


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