Integrated Smart Water Meter STS 84
High-quality prepaid water meter with customizable keypad, IP68 waterproof rating, and 2-year warranty. Made from durable plastic material.
Affordable Quality
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 accuracy up to R160 (optional), this meter excels in its core function. Special features include:
- Anti-Tamper function automatically closes valve when magnetic fields or cover opening is detected
- Compliant with STS standard
- IP68 waterproof protection
Long-Lasting Battery System
Engineered for reliability with:
- High-performance lithium battery
- Optimized energy consumption
- Triple protection against moisture
Field tests confirm the battery supports continuous operation for over 6 years.
Integrated Vending System
Includes free Stronpay water vending software compatible with major mobile payment platforms (M-PESA, Alipay, MTN, Airtel). Two convenient top-up methods:
- Traditional token purchase at water utility
- Mobile payment via smartphone app
Vending System Features
- Set maximum overdraft limits
- Comprehensive role management
- User management capabilities
Stron Water Meter AMI Solution
LoRa-RF technology enables collective reading, remote monitoring, and autonomous recharge capabilities.
Key Features
- IP68 waterproof rating
- Up to 8 years battery life
- Automatic valve control
- STS Standard compliant
- Real-time clock
- Configurable step pricing
- Anti-tamper magnetic field protection
- Optional LoRa-RF or Bluetooth 4.0 communication
- Mobile payment integration
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 |
Max permissible error (MPE) |
Q1≤Q≤Q2,MPE=±5% Q2≤Q≤Q4,MPE=±2% |
Q1≤Q≤Q2,MPE=±5% Q2≤Q≤Q4,MPE=±2% |
Q1≤Q≤Q2,MPE=±5% Q2≤Q≤Q4,MPE=±2% |
Basic 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 |
Overdraft collection |
Non-revenue water (overdraft) can be collected day by day or month by month |
Communication |
Available with AMI system through LORA-RF or Bluetooth 4.0 on request |
Information inquiry |
Consumer can check data like credit remain, total purchased and total credit by input short code |
Meter Dimensions
Size |
DN15 1/2" |
DN20 3/4" |
DN25 1" |
Length |
165/190 |
190 |
225/260 |
Width |
99 |
99 |
103 |
Height |
104 |
106 |
114 |
Connecting thread |
G3/4B |
G1B |
G1-1/4B |
Frequently Asked Questions
Can I have a sample to test it?
Yes, we provide samples for testing. A nominal fee applies to cover costs, which may be deducted from future bulk orders.
When can I receive the goods?
Standard delivery takes 5-10 days. Custom orders require 15-30 days for production and shipping.
How many users of your product in the world?
Our products serve approximately 500,000 users across Africa and South Asia, including OEM/ODM partnerships.