QOTO Will Attend the 17th International Exhibition PCVExpo in the Pavilion 1, Crocus Expo, Moscow During 23th - 25th October, 2018. Shenzhen Power -Tomorrow
Electric Valve Actuator Manufacturer in China  |  Power Tomorrow Actuator Valve
Electric Valve Actuator Manufacturer in China  |  Power Tomorrow Actuator Valve
Electric Valve Actuator Manufacturer in China  |  Power Tomorrow Actuator Valve

Why Choose US

Rich experience

Adhering to strict and reliable principle, relying on abundant field application experience, we provide the best automatic-control products and solutions in the field of fluid control, such as pressure, flow rate and liquid level.

Professional team

A professional team that focus on electric valve research and development, production and sales, after-sales, to provide customers with integrated service demand, customized solutions and projects.

Good after-sales service guarantee

Guarantee time : 24 months from shipping day. Sufficient source of goods.The regular product is in sufficient stock and can be shipped 3-5 days after the order.

Continuous Innovation

With continuous Innovation, Power Tomorrow's products always means performance, reliability and conformance on fast response and win-win cooperation.

Series of Electric Valve Actuator

About US

Shenzhen Power Tomorrow Actuator Valve Co., Ltd. is a mechanical and electrical integrated high-tech enterprise.

Our company has got CE and ISO9001 international quality certifications. In addition to the domestic market, the products are also exported to other countries and regions, such as the United States, Europe, Russia and Hong Kong.

Adhering to strict and reliable principle, relying on abundant field application experience, we provide the best automatic-control....

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Newest Electric Valve Actuator

PT Series Multi-turn Electric Actuators
PTAT Series Small Electric Actuators
PTJ Series Quarter-turn Electric Actuator
PTQT Series Explosion-proof Electric Actuators

Newest Electric Valve



Company News
Industry News
Zone News
  • 03 2019-04
    How to select the model of the electric actuator according to the torque required by the valve

    Electric valve is composed of valves and electric actuators, valves mainly have ball valves, butterfly valves, control valves, etc., due to a variety of caliber, pressure is different, the required torque is also different, so according to different caliber and…

  • 29 2019-03
    Development trend of electric valve sealing technology

    Speaking of electric valves, we all know that the types of electric valves are particularly large, but the basic role is the same, that is, connecting or truncating the media flow.Therefore, the valve sealing problem appears to be very prominent…

  • 27 2019-02
    QOTO Team visits Indian customers

    At the end of the CHEMTECH WORLD EXPO, QOTO exhibitors visited customers in the Indian region one by one, visited the customer’s factory and introduced our products. Finally successfully with several of the customers to talk about cooperation matters.

  • 25 2019-02
    QOTO participates in Chemtech Expo in India

    QOTO participated in the CHEMTECH WORLD EXPO held in India from February 20th to February 23rd, 2019, and communicated with customers from all over the world at the exhibition and sold samples of the exhibition. After the show, QOTO will…

  • 08 2019-01
    What are the requirements for valves when the Qoto electric actuator is installed

    The valves of the QOTO electric actuator will have a variety of assembly standards during the actual assembly process, but such electric actuators do not work alone, but they basically need to have a comprehensive device link with the valve…

  • 11 2018-12
    Brazilian customer visit

    On the morning of December 8, 2018, Mr. Zhu Kongfa, the chairman of the board, warmly received Brazilian customers. First, we watched QOTO’s corporate profile and product development videos in the conference room. Subsequently, the customer, accompanied by the company…

  • 10 2019-04
    Working principle of multi-turn, straight stroke and angular stroke electric device  

    The electric Device (actuator) is composed of an actuator and a regulating body. Classification by debugging: intrusive, non-invasive two categories, according to the use of functional division there are the following major types: Electric device to control mode: Switch type,…

  • 14 2018-12
    What is a valve actuator?

    At present, the common implementing agencies such as: pneumatic, electric, hydraulic, gas-liquid linkage, electro-hydraulic linkage. Hydraulic movement mainly refers to the unified setting of an oil station, and then the oil is distributed to each hydraulic actuator, mainly used in…

  • 13 2018-12
    Principles of Switching and Adjustable Electric Valve Actuators

    Electric actuator in the control mode, there are two kinds of switching electric actuator and adjustable electric actuator, many customers do not understand the switch type and adjustment type of different, the main difference is that the valve switch control…

  • 04 2018-12
    Teach you to understand the electric actuator wiring diagram

    First of all, to figure out the meaning of the various logos, and then understand the connection method, and then learn to see the different styles of the map. Electric valve actuators can be divided into AC (AC110V, AC220V, AC380V)…

  • 30 2018-11
    What are the specifications of the electric actuator? How to distinguish between

    The electric actuator is mostly matched with the valve and is used in the automatic control system. There are many kinds of electric actuators, different in the way of action, such as the angular stroke electric actuator is the output…

  • 29 2018-11
    What are the control methods for electric actuators?

    The valve controller is actually called the positioner, which is the brain of the valve. The position signal is collected by the feedback lever, the signal is processed, and the corresponding signal is output to the actuator. The electric actuator…

  • 01 2019-04
    What are the main uses of electric actuators?

    At present, the layout of the valve market is mainly based on the construction of engineering projects, the main users of valves are petrochemical industry, power industry, metallurgical industry, Chemical industry and urban construction industry. Electric actuator manufacturers mentioned API…

  • 20 2019-03
    What are the application areas of electric actuators?

    Electric actuators are mainly used in the following three major areas 1. Power Plant Typical applications are: ① Thermal Power Industry applications Fan valve bezel once inlet wind valve bezel air pre-hot air door bezel flue gas recirculation bypass windshield…

  • 18 2019-03
    Determine the control mode of the electric actuator according to the production process control requirements

    1.Switch type (open-loop control) Switch type electric actuator generally achieve the valve on or off control, the valve is either in a fully open position, or in a full-off position, such valves do not need to accurately control the media…

  • 12 2019-03
    Choose the right electric actuator for your valve

    Select electric actuator according to valve type 1. The Quarter-turn Electric Actuator(angle <360 degrees) is suitable for butterfly valves, ball valves, plug valves, etc. The rotation of the output shaft of the electric actuator is less than one week, that…

  • 06 2019-03
    Advantages of electric valves

    Electric valve Action Force distance than ordinary valve larger, electric valve switch action speed can be adjusted, simple structure, easy maintenance, can be used to control air, water, steam, a variety of corrosive media, mud, oil, liquid metal and radioactive…

  • 19 2019-02
    Why do more and more people choose intelligent valves?

    Valve market changes, in the operational efficiency and energy consumption, the use of automatic control valve is an indispensable link, the traditional industry commonly used manual valves, pneumatic valves, in the installation cost and efficiency are less than the electric…

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