Updated on February 4, 2024


Created on November 6, 2022

Dhaara Smart

The Dhaara Smart ultrasonic water flow meter is a battery-powered device that can measure water flow, collect water usage data, detect tampering, and send updates via text, email, or web interface.

Developed By
  1. Dhaara Smart
Tested By
  • Fluid Control Research Institute
  • Government of India
Content Partners


Product Description

Dhaara Smart by Kritsnam Technologies is a commercialized telemetry-capable, battery-powered water flow meter that may be used for groundwater metering, water auditing for businesses, smart water utilities, and smart irrigation. The device includes weather protection, an LCD display, patented IoT, multi-year battery life, tamper-proof design, and ultrasonic meteorologic sensing.

Target SDGs

SDG 6: Clean Water and Sanitation

SDG 7: Affordable and Clean Energy

Market Suggested Retail Price


Market Suggested Retail Price (Secondary Currency)

30,999 Indian Rupees

Target Users (Target Impact Group)

Household, Small and Medium-sized Enterprises

Distributors / Implementing Organizations

Kritsnam Technologies is the main manufacturer, while IIT Kanpur developed the product.

Manufacturing/Building Method


Intellectural Property Type


User Provision Model

Users may request a quote or demo from Kritsnam Technologies.

Distributions to Date Status

The exact number is unknown, however, to date this product has been trusted by 34+ companies.

Description of system

A measuring meter with remote data collection and real-time data transmission features

Integrated treatment (yes/no)


System flow rate (L/min)

Variants starting from 105 L/min to 6667 L/min

Maximum number of customers served


Compatible water sources


Design Specifications

The Dhaara Smart flow meter includes IP68 rating all-weather protection, battery operation, inbuilt 4G/GPRS telemetry communication programs, and an online logbook. It has a tamper-proof, lease-to-install and low-maintenance design, and it can be calibrated in-house to the user’s exact system. The battery is a Li – SOCl2 battery at 3.6 V and 38 Ah capacity. The LCD display size is 60×40 mm. The product is offered in 1”, 1.5”, 2”, 2.5”, 3”, 4”, 5”, 6”, and 8” diameter available sizes and uses either threaded connection or bolted flange connection depending on diameter size. The casing is made of cast iron, while the enclosure is ABS.

Product Schematics

Technical Support

Kritsnam Technologies promises a 3 year warranty, with 3 years virtual support, and 3 years data backup.

Replacement Components



3 year battery life when transmissions occur every 12 hours, although this transmission frequency is customizable according to user needs.

Manufacturer Specified Performance Parameters

The manufacturer designed the device to perform within +- 2 degrees of measurement accuracy.

Vetted Performance Status

Fluid Control Research Institute tested each model of the Dhaara Smart meter in the following categories: i) pressure tightness, ii) pressure loss, iii) resolution error, iv) and metering accuracy. The device passed all tests and remained within the acceptable range of performance values.


There are no moving parts within this device since it collects flow rate data using ultrasonic technology. As long as the devices are used within the specified operation conditions below, this device poses no known safety hazards. Ambient Temperature Range: +5 °C to +55 °C. Ambient Relative Humidity Range: 0% to 100% Pressure Range: 0.03 MPa to 1.6 MPa

Complementary Technical Systems

Kritsnam Technologies also offers Dhaara Live, a data analytics software to manage water resources.

Academic Research and References

“Kritsnam Technologies,” Kritsnam.com. Available: https://kritsnam.com/product

Automation24.com. Available: https://media.automation24.com/manual/BA00082DEN_1917.pdf

“Goal 2,” Sdgs.un.org. Available: https://sdgs.un.org/goals/goal2

Instronline.com. Available: https://www.instronline.com/product_manual/DharaSmartUltrasonicWaterFlowMeter_7259.0-Flow-Meter.pdf

S. L. No, “Hkkjr ljdkj,” Kritsnam.com. Available: https://kritsnam.com/images/product/certificates/certificate-1.pdf

“Kritsnam Technologies,” Kritsnam.com. Available: https://kritsnam.com/product

Kritsnam.com. Available: https://kritsnam.com/images/product/certificates/certificate-0.pdf

P. H. Enterpises, “qs drfd Rir €Fqq-c, sTGtiFFTGt,” Kritsnam.com. Available: https://kritsnam.com/images/product/certificates/certificate-2.pdf

“Kritsnam Technologies,” Kritsnam.com. Available: https://kritsnam.com/software

Instronline.com. Available: https://www.instronline.com/product_manual/DharaSmartUltrasonicWaterFlowMeter_7259.0-Flow-Meter.pdf

Kritsnam Technologies, “Dhaara Smart Ultrasonic Flowmeter for real-time water metering and auditing,” 19-Nov-2020. Available: https://www.youtube.com/watch?v=dlXyv3VeUsM

Kritsnam Technologies.” Available: https://www.youtube.com/channel/UC2OjKPCJY3ehoCtJK2nmp0g/about

“Kritsnam Technologies,” Linkedin.com. Available: https://www.linkedin.com/company/kritsnamtechnologies/

Compliance with regulations

The device earned an ISO 4064:2014 Performance Certificate with regards to Metrology. Additionally, it is rated with ISO 4185-1980: “Measurements of Liquid flow in closed conduits using weighing method” performance testing by the Water Flow Laboratory (WFL). Kritsnam Technologies is an ISO 9001:2015 certified company. The device is compliant with CGWA 2020 guidelines for groundwater extraction as well.

Evaluation methods

Evaluation criteria included surpassing standards for i) pressure tightness, ii) pressure loss, iii) resolution error, iv) and metering accuracy in third-party laboratories.

Other Information

Delivery time is usually between 15-30 days.   “Kritsnam (@KritsnamTech) / X,” Twitter. Available: https://twitter.com/KritsnamTech   “Kritsnam Technologies (@kritsnamtechnologies) • Instagram photos and videos,” Instagram. Available: https://www.instagram.com/kritsnamtechnologies/   “Facebook,” Facebook.com. Available: https://www.facebook.com/KritsnamTechnologies/

Leave a Reply

Explore similar solutions


January 10, 2024

Greenway Smart Stove

Read Solution

Implemented by



January 5, 2024

IEEE Smart Village SunBlazer IV

Read Solution

Implemented by

IEEE Smart Village


December 31, 2023

SMART Turbine

Read Solution

Implemented by

Smart Hydro Power GmbH (Ltd.)


January 5, 2024

TATA Swach Smart

Read Solution

Implemented by

TATA Swach


January 18, 2024

SunBell Smart

Read Solution

Implemented by

BRIGHT Products AS


January 18, 2024

Sunbell Smart Y

Read Solution

Implemented by

BRIGHT Products AS


February 16, 2024

Smart Tractor

Read Solution

Implemented by

Hello Tractor


May 24, 2024

Smart Brooder

Read Solution

Implemented by

Arinifu (George Chege)


October 8, 2018

Oxwater Smart Handpump

Read Solution
All Solutions

Contribute to E4C's Library of Breakthrough Sustainable Development Technology Solutions

Suggest A Solution

Get more information about Solutions Library and its features.

Learn More

Have thoughts on how we can improve?

Give Us Feedback

Join a global community of changemakers.

Become A Member