Product Introduction
The Water and Electricity Card is a contactless/contact smart IC card made of high-strength PVC material. It is mainly used in water and electricity meter prepaid metering and user identification management systems to achieve secure recharge, accurate billing, and data management.
Product Advantages

High Security: Employs DES/3DES encryption + unique UID, preventing tampering and forgery, ensuring the security of funds and data.
Strong Compatibility: Complies with ISO standard protocols, adaptable to mainstream water/electricity meter systems, enabling more efficient project deployment.
High Durability: Made of PVC/PET material, waterproof and wear-resistant, stable operation from -20℃ to 70℃, suitable for outdoor and high-frequency scenarios.
Application Areas
Municipal Utilities: Prepaid management and user billing for urban water/electricity supply systems
Residential Communities: Residential water and electricity meter top-up and household usage control
Commercial Buildings: Energy management and individual metering for shopping malls and office buildings
Industrial Parks: Monitoring and cost accounting of water and electricity usage in industrial parks
Campus & Dormitory: Water and electricity billing and usage control systems for school dormitories

Customization Services
| Chip Type | Contact/Contactless (S50, etc.) |
| Encryption Method | DES/3DES/AES |
| Appearance Printing | Logo/Serial Number/QR Code |
| Data Encoding | UID/User Information |
| Size and Material | CR80 Standard or Customized |
| System Integration | Compatible with different meter protocols |
Table Body External Dimensions
|
Nominal diameter (mm) |
Total length L of horizontal water meter |
Attended Mode |
|
|
(mm) |
Take over control |
Nut |
|
|
LXSK-DN15 |
245 |
R1/2 |
G3/4 |
|
LXSK-DN20 |
285 |
R3/4 |
G1 |
|
LXSK-DN25 |
325 |
R1 |
G11/4 |
FAQ
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