The geared switch box butterfly valve is designed as one of the control valve systems used in fluid lines. In this system, a gearbox mechanism is integrated into the body of the butterfly valve. At the same time, the switch box provides information on whether the valve is in the open or closed position.

The system is configured to achieve high control precision with low torque. The gearbox slows down the rotation of the valve stem and facilitates operator control. This ensures that the opening and closing of the valve are carried out in a more controlled manner.

The switch box is generally used to send position signals to automation systems. The open or closed position information can be transmitted to a PLC or SCADA system. Additionally, with a visual position indicator, the status can be easily read by the operator.

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Where Are Geared Switch Box Butterfly Valves Used?

These types of valves are especially preferred in industrial facilities. They are used in chemical processes and systems where precise fluid control is required. Similarly, they are also commonly used in power plants, HVAC systems, and water treatment facilities.

In environments where manual control is required, the gearbox support provides a significant advantage. At the same time, the switch box enables remote monitoring and control. This feature makes an important contribution to system safety and efficiency.

Thanks to the butterfly valve design, low pressure loss and high flow rates can be achieved. For this reason, it can also be used in large-diameter piping systems.

Product Features

Body: Cast body or stainless steel
Disc: Aluminum bronze or stainless steel disc
Seal: EPDM, NBR, or Viton seal options
Gearbox Mechanism: Torque reduction is achieved through a gear system
Switch Box: Position feedback can be provided according to NAMUR standards
Protection Class: It has an IP67 protection rating
Operating Temperature: Can be used between -10°C and +120°C
Connection Type: Wafer-type (between flanges)
Control Type: Can be operated manually or with automation-assisted control

Why Is It Preferred?

Geared switch box butterfly valves stand out with their long-lasting design and low maintenance requirements. In addition, their high control precision is among the reasons they are preferred. The gearbox ensures operator safety, while the switch box enables remote monitoring.

In terms of system integrity, it can be easily adapted to both manual and automatic scenarios. This significantly expands its range of applications.