Graycell
Founded by promoters with 30+ years of experience in the power industry, Graycell manufactures high-quality distribution transformers, compact substations, and medium voltage panels. We possess unique expertise to design and manufacture any type of standard and customized compact substation solutions, fully type-tested and tailored to precise client requirements.
Graycell is an approved partner of Siemens for HT Panels and CSS, and we are associated with Lucy Electric for manufacturing various types of compact substations. We operate a state-of-the-art manufacturing setup at Khed - Shivapur, Pune, equipped with modern machinery, advanced testing systems, and strict quality control processes. With an installed capacity of over 400 CSS per annum, our skilled team of engineers and technicians ensures precision at every stage—from design and manufacturing to testing and delivery.
Core Engineering Capabilities
Engineering Excellence
Our strength comes from strong engineering expertise and modern manufacturing practices focused on precision, reliability and performance.
Modern Manufacturing Facility
Graycell operates a state-of-the-art manufacturing facility equipped with modern machinery and advanced testing systems.
Experienced Technical Team
A skilled team of engineers and technicians manages every stage of the process, from design and manufacturing to testing and delivery.
Advanced Manufacturing Technology
Automated LV foil-winding machines and automated winding processes help achieve precision, uniform current distribution and consistent manufacturing quality.
Quality & Testing
Graycell uses advanced testing systems, strict quality-control processes, high-quality raw materials and certified components to maintain consistent product quality.
Reliable Transformer Performance
The manufacturing approach is focused on efficiency, performance, durability and long service life.
Strategic Value
- Optimized transformer design for efficiency and performance
- High quality raw materials and certified components
- Fully automatic LV foil winding machines
- Advanced monitoring of temperature, pressure and performance
These processes ensure consistent quality, durability and long service life.
Automated Precision
- Uniform current distribution throughout the winding
- High mechanical strength against short-circuit forces
- Reduce hot spots and improved thermal performance
- Precision manufacturing through automated winding process
- Improved reliability and longer transformer life
- Eliminates human error
Aluminium Foil Wound Transformers
Aluminium foil-wound transformers are becoming increasingly preferred in distribution applications. Since aluminium is readily available in India, its use reduces dependence on imported copper and minimizes foreign exchange outflow.




