STS Integrated Keypad Split Smart Water Meter IP68 Prepaid Brass Meter
A high-quality, customizable OEM product offering advanced water metering solutions with prepaid functionality.
Affordable Quality Solution
The STW36-A Prepaid water meter offers exceptional value for African markets, combining smart technology with competitive pricing thanks to reduced manufacturing and logistics costs.
Precision Measurement with Anti-Tamper Protection
Achieves accuracy up to R160 (optional) with built-in Anti-Tamper functionality that automatically closes the valve when detecting magnetic fields or cover opening. Complies with STS standard and features IP68 waterproof protection.
Extended Battery Life
Engineered for long-term reliability with:
- High-performance lithium battery
- Optimized energy consumption
- Triple protection against moisture
Experimental data confirms operation for over 6 years on a single battery.
Integrated Vending System
Includes free Stronpay water vending software compatible with mobile payment platforms (M-PESA, Alipay, MTN, Airtel). Two convenient recharge methods:
- Traditional token input via integrated keypad
- Mobile money integration for remote top-ups
Vending System Features
- Token-based recharge and data management
- Maximum overdraft setting
- Comprehensive role and user management
Technical Specifications
Metrological Parameters
| Size |
DN15mm 1/2" |
DN20mm 3/4" |
DN25mm 1" |
| Overload flow rate Q4 |
3.13 |
5 |
7.87 |
| Permanent flow rate Q3 |
2.5 |
4 |
6.3 |
| Transitional flow rate Q2 |
0.04 |
0.064 |
0.1 |
| Minimum flow rate Q1 |
0.025 |
0.04 |
0.063 |
| Ratio "R" Q3/Q1 |
100 |
100 |
100 |
| Maximum working pressure |
16bar |
16bar |
16bar |
| Maximum pressure loss |
0.6bar |
0.6bar |
0.6bar |
| Maximum reading |
99999 |
99999 |
99999 |
| Max temperature |
50°C |
50°C |
50°C |
Core Functionality
| Function |
Details |
| Prepayment |
STS Standard, recharge by input 20 digits TOKEN |
| Low credit alarm |
Alarm value can be set by inputting corresponding TOKEN |
| Prepaid and post-paid switch |
Meter can be switched to prepaid mode or post-paid mode |
| Non-return valve |
Prevents back-flow |
| Anti-tamper |
Automatically closes valve after detection of magnetic field and open cover event |
| Step tariff |
Can be set by inputting corresponding TOKEN |
| Communication |
Available with AMI system through LORA-RF or Bluetooth 4.0 on request |
Frequently Asked Questions
Q: Can I have a sample to test it?
A: Samples are available with a fee that can be deducted from future bulk orders.
Q: When can I receive the goods?
A: Standard delivery takes 5-10 days, with custom orders requiring 15-30 days.
Q: How many users of your product in the world?
A: Our products serve approximately 500,000 users across Africa and South Asia.
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