Home ProductsPrepaid Water Meter

STS IP68 DN25 Prepaid Water Meter With CIU Remote Communication

STS IP68 DN25 Prepaid Water Meter With CIU Remote Communication

  • STS IP68 DN25 Prepaid Water Meter With CIU Remote Communication
  • STS IP68 DN25 Prepaid Water Meter With CIU Remote Communication
  • STS IP68 DN25 Prepaid Water Meter With CIU Remote Communication
STS IP68 DN25 Prepaid Water Meter With CIU Remote Communication
Product Details:
Place of Origin: Hunan
Brand Name: Stron
Certification: STS
Model Number: STW36-B
Payment & Shipping Terms:
Minimum Order Quantity: 50pcs
Price: Negotiable
Packaging Details: carton 255*145*125mm
Delivery Time: 15 work days
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 10000pcs per Month
Contact Now
Detailed Product Description
Material: Plastic Cover Type: Prepaid Water Meter
Size: DN15/DN20/DN25 IP Rating: IP68 Waterproof
Feature: Step Tariff Function: Measuring The Water Consumption
Ratio ”R” Q3/Q1: R100 Battery Life: 6-8 Years
Application: Residential And Commercial Customization: ODM&OEM
High Light:

STS prepaid water meter


OEM STS IP68 prepaid water meter


DN25 precision water meters

STS Smart Multi-jet Prepaid Water Meter IP68 Split Keypad CIU Remote Communication


Product introduction


The STW36-B is RF-LoRa module inside and split type prepaid water meter with STS standard.Its battery can up to 8 years life,LCD has real time o-clock of local place.With ingress protection IP68 waterproof can make water meter perfectly work even under water.Automatic valve controlling is with microcomputer technology,when monitoring tamper action or no credits,valve will be closed then.If people need to reopen it,they must go to utility and get TOKENS to solve this problem.


Step price can be set by utility as agreed.The integrated keypad of water meter and CIU are used to input top-up TOKEN and check information by short codes. The CIU can be installed inside customer’s house when the meter is out of his reach in locked boxes or houses.Their basic function is meter recharge by inputting 20 digits TOKEN;Alarm value setting by inputting corresponding TOKEN;Non-return valve inside for preventing back-flow.




ISO 9001/ISO 14001//STS


Metrological parameters of different size


Size DN15 1/2 DN20 3/4 DN25 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: 16 Bar 

✽ Maximum pressure loss: 0.6 Bar

✽ Maximum reading: 99999

✽ Working temperature: <50℃

✽ Error: Q1≤Q≤Q2 5%;

              Q2≤Q<Q4 2%


Meter dimension


Size DN15 1/2” DN20 3/4” DN25 1”
Length(L) 165/190 190 225/260
Width(W) 99 99 103
Height(H) 104 106 114
Connecting Thread G3/4B G1B G1-1/4B




1. Handy remote keypad, as Customer Interface Unit(CIU)

2. Muti-jet dry dial register construction

3. Ratio “R” Q3/Q1=R100

4. Perfectly water proof IP68

5. Prepaid and post-paid switch

6. Buzzer gives low credit warning

7. Automated meter reading and valve controlling

8. Over 10 years’data storage in absence of power

9. CIU recharging and reading through RF-LoRa

10. Non-return valve preventing back-flow

11. Stepped tariffs available




Residential and commercial


Prospect of split keypad water meter


Smart split water meter fundamentally changes the traditional meter reading method, implements the prepaid model of recharge water, saves a lot of manpower, and solves the problem of water fee arrears that has long plagued the water supply industry, thus directly bringing huge economic benefits to the water supply industry.As a result, its implementation is increasingly promising.How to optimize the design of water meter in terms of technology, performance and price will be the key to the problem.


How to recharge


By Stronpay vending software,people can go to local sales point to buy water,then after payments they will get 20digits TOKENS and the access to recharge;


By the third party platform or local mobile payment with API,people can recharge by mobile payment,no need to go far away utility to purchase water.People will get the TOKENS in a form of SMS from the third party app after payment.


With DCU and RF-LoRa module,AMR/AMI system can be available for remote reading 300 pieces meters within 1km radius.Despite its drawback,more and more people keep positive about prepaid water meter.People can get access to cheaper water. Because it is prepaid type, many risks can be better managed.If they run out of water and didn’t recharge,valve will be automatically closed.



Contact Details
Hunan Stron Smart Co., Ltd

Contact Person: kimmy

Tel: +8618507483414

Send your inquiry directly to us
Best Products
Other Products