Stefen Electric is a leading manufacturer of world-class Lithium-ion solutions for electric bikes, electric vehicles, the solar sector, and a variety of other applications. Stenf Electric believes that sustainable energy can create a better future, and they therefore strive to provide reliable and portable indigenous green energy solutions.
With more than 25 years of experience and goodwill in the field of manufacturing hi-tech induction heating and melting solutions, STEFEN has ventured into Lithium-ion technology with a team of experts. Bringing vast experience and knowledge of power electronics, STEFEN aims at developing high-power batteries and control solutions for the electric vehicle industry in order to improve EV efficiency and thus reduce the running cost.
Products
EV Battery Packs
- 2W BATTERY PACKS: The next-generation 2-wheeler Lithium batteries from Stefen that are designed to perform effortlessly even in extreme conditions. Under this category of products, they offer battery packs for e-Bicycles and e-Motorcycles/e-Scooters.
- 3W BATTERY PACKS: Amazing battery packs for E-cargo/rickshaw applications with BMS technology, advanced thermal engineering. The cycle life of 3W battery packs would exceed the vehicle life. Under this category of products, they offer battery packs for Passenger e-Rickshaws/e-Autos and Cargo/Loader vehicles.
- 4W BATTERY PACKS: The latest 4-wheeler Lithium Batteries from Stefen Electric, providing the max. mileage in a compact size with Remote Management and smart features like anti-theft, Reserve Power, Fast charging, etc. Under this category of products, they offer battery packs for Passenger Karts and e-Cars.
Solar Storage
Stefen Electric’s solar storage systems combine durability, efficiency, and smart design. Built with high-grade insulation materials, their solar storage offers strong electrical and thermal protection. Fast-charging technology enables a full recharge in just two hours, while branded cells ensure long battery life. The IP67-rated casing provides excellent dust and water resistance. A smart LED indicator and advanced 18650 Li-ion charger circuit make monitoring easy. Compact and lightweight battery packs are customized to fit your space and weight needs. With Bluetooth and CAN-enabled connectivity, remote management is seamless and tailored to modern energy demands.
Robot and Automation
Stefen Electric’s advanced battery systems for robotics and automation are designed for high performance and reliability. With smart indicators and built-in overcharge protection, they ensure safe and efficient operation. The high insulation level and ability to handle high discharge currents make them ideal for demanding applications. Fast charging and low self-discharge keep downtime to a minimum, while the long battery life—over seven years—offers lasting value. These systems are dust and water-resistant and are fully customizable in terms of space and weight. Integrated wireless Bluetooth communication enables seamless remote management, making them a smart choice for modern automation needs.
Critical Medical Care
Stefen provides a wide range of battery packs for medical support for ventilators, hearing aids, surgical tools, medical defibrillators, infusion pumps, monitors, meters, and pacemakers. These lithium-ion batteries are well-equipped with protection circuits for over-charging, over-discharging, short-circuiting, temperature, and over-current.
With a legacy of innovation and a commitment to sustainability, STEFEN ELECTRIC continues to power progress across industries—from mobility and solar energy to automation and critical medical care. By combining decades of expertise with cutting-edge Lithium-ion technology, Stefen Electric is shaping a cleaner, smarter, and more efficient future—one battery at a time.
Click here to learn more about Stefen Electric's EV batteries.
