Xi 'an Qinwei Instrument Factory (General Partnership Enterprise)
| Payment Terms | Western Union,T/T,D/P,D/A,L/C |
| Supply Ability | 100PCS/Month |
| Delivery Time | 5-8 work days |
| Packaging Details | Carton |
| Name | IC Card Prepaid Water Meter |
| Precision | <0.1% |
| Display | LCD or LED |
| Port | Shanghai/shenzhen |
| Process Connection | Flange, Threaded, or Clamp |
| Temperature | -40~240℃ |
| Measuring Frequency | 80Hz |
| Measuring Range | 30m-120m |
| Brand Name | QINWEIYB |
| Model Number | QWJB-LX21 |
| Place of Origin | China |
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Product Specification
| Payment Terms | Western Union,T/T,D/P,D/A,L/C | Supply Ability | 100PCS/Month |
| Delivery Time | 5-8 work days | Packaging Details | Carton |
| Name | IC Card Prepaid Water Meter | Precision | <0.1% |
| Display | LCD or LED | Port | Shanghai/shenzhen |
| Process Connection | Flange, Threaded, or Clamp | Temperature | -40~240℃ |
| Measuring Frequency | 80Hz | Measuring Range | 30m-120m |
| Brand Name | QINWEIYB | Model Number | QWJB-LX21 |
| Place of Origin | China | ||
| High Light | Intelligent IC Card Prepaid Water Meter ，IC Card Prepaid Smart Water Meter ，IC Card Prepaid Water Meter 30m | ||
Intelligent IC Card Prepaid Water Meter
This is a civil metering product that combines "prepaid" with "intelligent control". Its core concept is "pay first, then use water", which completely changes the traditional model of "use water first, then pay".
Contact IC Cards (Insertion Type): The most common type, which requires physical insertion into a slot. Advantages include reliable connection and low cost; disadvantages are that the slot is prone to water vapor and dust contamination and there is physical wear and tear.
Contactless IC Cards (RFID Cards / Swipe Type): Utilizing radio frequency identification technology, the card only needs to be brought close to the reading area. Advantages include convenient operation, no wear and tear, and good water and dust resistance; the cost is relatively higher. This is currently the mainstream development direction.
| Feature | IC Card Prepaid Smart Water Meter | LoRa/NB-IoT Internet of Things Water Meter |
|---|---|---|
| Core Concept | Prepaid, solving the issue of payment | Remote meter reading, addressing efficiency and data |
| Payment Method | Offline recharge with IC card | Online payment (WeChat, Alipay, online banking) |
| Data Interaction | Non-real-time, batch (via IC card) | Real-time or near real-time automatic upload |
| Valve Control | Automatic local valve closure (when payment is overdue) | Remote control of valve opening and closing (for overdue payment, maintenance, etc.) |
| User Experience | Poor (sudden water cut-off, inconvenient recharging) | Excellent (automatic meter reading, online payment, remote notifications) |
| Management Function | Basic metering and charging | Advanced (real-time monitoring, big data analysis, leakage warning, automatic settlement of tiered water prices) |
| Network Dependency | No network required | Dependent on LoRa or NB-IoT network |
| Initial Cost | Low | High (meter and network construction) |
| Long-Term Value | Single payment tool | Entry point and infrastructure for water utility digital transformation and data collection |
The smart IC card prepaid water meter is a product of a specific historical stage. It has been widely used in the past two decades due to its advantages of simple deployment and direct solution to the core difficulty of charging. However, with the maturity of mobile Internet and Internet of Things (IoT) technologies and the increasing demand for convenience from users, it is gradually transitioning from a dominant position in the market to a supplementary role in specific scenarios and is being integrated and replaced by the "IoT prepaid water meter" with more comprehensive functions and better user experience.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter
Year Established:
Establishe
Total Annual:
5 million-10 million
Employee Number:
500~800
Ecer Certification：
Verified Supplier
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