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Energy Management
For Modern Economies

The Spirit of Kimbal:

Efficient Energy Everywhere

In 2020, we delivered the fastest ever implementation of an AMI Roll-out project in India for Assam Power Distribution Company Limited. Let's understand Smart Meters

To build trusted tools for efficient energy distribution.

Pioneer technological innovation towards optimized energy distribution.


The fastest emerging energy-tech Indian enterprise

In 2011, Sinhal Udyog was established, determined to build and provide smart metering solutions in India. The organization rose to become the only Indian organization to make all three critical AMI components in-house with a comprehensive solutions portfolio. Today, we are serving the Indian states of Assam, Bihar, Gujrat, Jammu & Kashmir, and the national capital, Delhi.  

Rebranding as Kimbal Technologies

12+ years of successful operations later under the Crystal brand name, come 2023... To carve a unique identity while going global with our products and solutions, Sinhal Udyog Private Limited rebranded as Kimbal Technologies.

On this day

With less than a 0.5% product defect rate, Kimbal Technologies is the most trusted and fastest-rising Indian energy-tech enterprise, building the most reliable, scalable, and cost-competitive solutions for the energy distribution ecosystem worldwide.

Backed by four decades of legacy in cost-competitiveness and reliability.

Sinhal Udyog Private Limited is an initiative of the young technocrats of Crystal Group. The esteemed Crystal Group was established in 1981 and has ruled the PBX telephone market scape for more than four decades by delivering cost-effective and reliable products while impacting the lives of many in the best ways possible. 

Our Growth

Inception of Sinhal Udyog with a goal to bring to market high-performing reliable smart meters.


Kickstarted commercial production of smart metering solutions under Crystal brand name.


Won APDCL Smart Grid Pilot Project for 14k meters (Among 14 projects sanctioned across India)


Manufactured the first 100k smart meters. Among the first few organizations to receive the prestigious IS 16444 BIS License - A hallmark of trust for any organization's technical capabilities to build reliable and robust smart meters.


Awarded Assam Smart Grid Project for 134k Smart Meters.


Successfully deployed 600k+ Smart meters, including the RF-Mesh communication solution and the HES. Serving 4 Indian states - Assam, Bihar, Delhi, J&K


900k+ smart meters deployed nationwide. Implemented automation and robotics in Manfacturing to achieve 2M+ annual smart meter production capacity.