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RF/IC card prepaid water meter is a kind of water meter with high-precision metering and prepaid management functions. It can realize One Card solution with our company's heat meter and electricity meter, and can be automatic recharged via mobile phones.
1. The figure of water volume is displayed directly on screen
2. The water using could be controlled as prepaid method
3.When prepaid water charge is under the specific value or used up, the valve is automatically closed. After payment and inserting or approaching IC /RF card, the valve is automatically open.
1.Environmental protection: the use of new nano-plastics, low degradation, non-toxic and harmless, green environmental protection.
2.Convenient: the shell is lighter, so it’s more convenient for installation , carrying and handling.
3.Safety: low manufacturing cost, corrosion resistance, no rust, no scaling. It not only decreases the probability of theft to reduce the loss, but also avoids a series of after-sale problems for other material water meters, so it is more safe and reliable.

Diameter | DN15-DN25 |
Accuracy | 2.0 grade |
Adoption standard | CJ/T133-2007 |
Working voltage | 3.6/2.4Ah lithium battery(replaceable) |
Static power supply | Max 3 uA |
Battery service life | ≥6 years |
Working pressure | Max 1.6Mpa |
Pressure lose | ≤0.1Mpa |
Leakage | When water pressure≥0.2,the valve leakage≤1L/h |
Open/close time | ≤8s |
Date saving | Data automatically saved and storage time≥10years |
Medium temperature range | Cold water meter 0.1℃-30℃, hot water meter 0.1℃-90℃ |
Ambient humidity | ≤95% |
Medium | Cold/hot/purified/recycled water |
Size(DN) | 15mm | 20mm | 25mm |
Overload Flow Rate Q4 | 3.125m³/h | 5m³/h | 7.875m³/h |
Common Flow Rate Q3 | 2.5m³/h | 4m³/h | 6.3m³/h |
Boundary Flow Rate Q2 | 0.05m³/h | 0.08m³/h | 0.126m³/h |
Minimum Flow Rate Q1 | 0.0313m³/h | 0.05m³/h | 0.07875m³/h |


The product parameters and pictures are for reference only. If the product parameters are changed or the pictures are slightly different from the physical object, the physical objects shall prevail. The Company reserves the right of final interpretation of all products.




1.Why choose us ?
We are a manufacturer with professional work team. We have been producing smart meter device and electric valve for more than 10 years. We have our own brand and also are able to do OEM. Our quality, service as well as price are highly competitive.
2. How would you deal with quality problem?
We will be responsible to deal with all the quality problems.
3. What's the payment method?
T/T, Paypal, Western Union, Moneygram, Aliexpress, L/C etc.
4. What's your Minimum Order Quantity (MOQ)?
Our MOQ is 1 piece.
5. What about the delivery time?
It usually takes about 3 working days for samples. We prefer international expresses, such as DHL, TNT, EMS, which are faster and more convenient than most of other expresses. For large orders, the delivery time depends on the quantity. And we have built long-term cooperative relationship with several express agents to ensure low freight for our customers.
6. Would you offer a discount if l place a large order?
Yes, we could offer different discounts according to your order quantity.
7. Can you do customization?
Yes, customization on shell, function, parameter, logo, packing, shipping are all ok. Please contact the sales representative about your requirements.
8. Where is the factory located?
Tianjin-- a beautiful port city in northern China, one of the four municipalities and welcome to visit our factory.


