New · Lithium Home Series 2026
Energy that
never stops.
Smart inverters, solar systems & batteries engineered for India's grid.
About Semi Volt
Spare Energy is one of the youngest and the fastest growing best inverter battery brand in India. Spare Energy came to business in 2018 and it is a product of Long last Power Products Limited. The company offers a range of inverters, batteries and solar products that are designed to withstand long and frequent power cuts. The Company aims to provide high performance and high-quality power back up products to its customers through its network of distributers present in most of the cities across India.
Why Semi Volt
Built for India.
Built to last.
Every unit is tested across temperature extremes — from Rajasthan summers to Himalayan winters — so it works the day you install it and a decade later.
Components are sourced from tier-1 manufacturers and assembled to ISO 9001 standards, then individually load-tested before they leave the line.
A pan-India dealer network means parts, service and a real human are never more than a city away.
BEST SELLERS
Top-rated products.
TESTIMONIALS
Trusted across India.
