Products Description
These switches are usually used in commercial or industrial settings where large volumes of water are being pumped and monitored. They are also used in residential plumbing systems to regulate water flow and detect leaks.
Water flow switches are essential in ensuring that water systems are functioning safely and efficiently. Without them, a malfunctioning pump or a leak could lead to expensive damage and even pose a safety hazard to users. Therefore, it is important to always ensure that a functioning water flow switch is installed and properly maintained in any water system.
In conclusion, a water flow switch is an important device that aids in the proper functioning of plumbing systems. It helps to regulate water flow and detect malfunctions or leaks, which ultimately leads to a safer and more efficient water system.


The water flow switch is a device that monitors the water flow rate in a piping system and can be used to control and/or shut off the water flow. These switches are commonly used in automated irrigation systems, water treatment plants, HVAC systems, and other applications where water flow needs to be monitored and controlled.
To use a water flow switch, follow these steps:
1. Install the water flow switch in the piping system where water flow needs to be monitored. The switch should be located downstream of any pumps or other devices that may affect the flow rate.
2. Connect the switch to a control panel that can receive and interpret signals from the switch. This can be done using wires or other communication methods.
3. Set the switch to the desired flow rate range. Most switches have adjustable settings that allow you to specify a minimum and maximum flow rate for the system.
4. Test the switch by running water through the piping system and observing how the switch reacts. If the flow falls below the minimum range or exceeds the maximum range, the switch should send a signal to the control panel to shut off or adjust the flow.
By using a water flow switch, you can automate the monitoring and control of water flow in your system, which can help reduce water waste, improve efficiency, and prevent damage to your piping and other equipment. With proper installation and maintenance, a water flow switch can provide reliable and accurate performance for years to come.
Technical Parameter
MODEL | SIZE mm ( in ) | PIPE SCHEDULE | RETED WORKING PRESSURE bar( psi) | |
VDRS50 | 50 (2) | 10 thru 40 | 31 (450) | |
VDRS65 | 65 (2.5) | 10 thru 40 | 31 (450) | |
VDRS80 | 80 (3) | 10 thru 40 | 31 (450) | |
VDRS100 | 100 (4) | 10 thru 40 | 31 (450) | |
VDRS125 | 125 (5) | 10 thru 40 | 31 (450) | |
VDRS150 | 150 (6) | 10 thru 40 | 31 (450) | |
VDRS200 | 200 (8) | 10 thru 40 | 15.5 (225) |
FAQ

01. What's the MOQ?
02. How to get the price?
03. What's the production time?
04. How long the warranty time? Can we buy spare parts in the future for replacement?
05. Does it support customization?
06. What are the shipping methods and fees for the goods?
Contact US
Our address
NO.278-1, MEITING VILLAGE, MEILIN SUB-DISTRICT, NAN'AN CITY, QUANZHOU CITY, FUJIAN PROVINCE, CHINA.
Phone Number
0086-13107856309 (whatsApp)

About US
QUANZHOU FOREDE FIREFIGHTING EQUIPMENT CO.,LTD.
Since company was found in 2003, FOREDEFIRE has evolved and grown from a small factory in the yard with the limited capacity to only make sprinklers, to a sophisticated and leading company.
In 2013, FOREDEFIRE establish production base in Sanduo Industry Park, Jiangsu PRC to develop and improve fire monitor, fire nozzle, foam system device, fire robot etc. Increased production and enhanced quality and cost control to accommodate our continuing growth
large enterprise scale
Efficient and precise processing and testing equipment.
Standardized Production
Passed ISO9001, CE certification and obtained relevant patent certificates.
High-Quality Customized Services
No intermediate links, providing one-stop service from design, processing, mold trial to mass production.

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