● Model: BJ52001
● Size: 1/2''
● Material: ABS & Metal
● Color: Red
● Norminal Pressure: 1.4 MPa
● Working Voltage: DC 24V
● Test Standards: CE / KS
| Descriptions | Electric Water Flow Switch for Firefighting System |
| Model No | BJ52001 |
| Material | ABS & Metal |
| Size | 1/2'' |
| Norminal Pressure | 1.4MPa |
| Working Voltage | DC24V |
| Test Pressure for Valve | 2.5MPa |
The BESTJADES Electric Alarm CE Approved Water Flow Switch, model BJ52001, is an important safety device designed for firefighting systems. This water flow switch helps protect buildings and properties by detecting the flow of water within fire sprinkler systems. When water flows through the pipes during a fire emergency, this device senses that flow and sends an electric signal to trigger the fire alarm system, alerting people about the possible fire and allowing for a quick response.
Made by BESTJADES, a trusted brand in safety and fire protection equipment, the BJ52001 model is built to meet high quality and safety standards. It comes with CE approval, which means it complies with European safety regulations. This approval guarantees that the product is reliable, safe to use, and has passed strict testing procedures.
The design of the BJ52001 water flow switch is both simple and effective. It is easy to install within existing fire sprinkler systems and works well with other alarms and monitoring devices. The switch uses a paddle or vane inside the pipe that moves when water flows, activating an electric alarm signal. This quick response aids in early fire detection, which is crucial for minimizing damage and protecting lives.
BESTJADES's BJ52001 model provides safety managers, building owners, and firefighters with confidence in their fire protection system. The easy installation and low maintenance needs reduce long-term costs, while the accurate detection helps prevent false alarms and saves time during emergencies.
♦ Adopts the delay chip, response more accurate & reliable
♦ It monitors the water flow status, and indicate light turns red when water open
♦ 100% electric element function test to give out excellent performance and guarantee


Q1. Are you a factory or trading company?
A: We are a factory and trade company together. We have our own factory with different workshops and production equipment lines. Welcome to visit our factory.
Q2. Can I have a sample order?
A: Yes, sample order can be offered to test and check quality.
Q3. Do you have any MOQ limit for one order?
A: For promotion items: No MOQ, 1pc available & For non-promotion items: 1000~3000pcs MOQ according to different models.
Q4. How do you ship the goods and how long does it take to arrive?
A: We usually ship by sea. It takes approx 30 days to arrive. Airline shipping can be also optional.
Q5. What’s your production lead time?
A: Sample order: 7~10 days; Bulk order: 30~45 days.
Q6. Can you do OEM?
A: Yes, welcome to provide drawings or samples for customization.
Q7: Do you offer guarantee for the products?
A: Yes, we offer 3 years warranty to our products.