Blog
335 articles on UPS, lithium battery, solar hybrid and energy storage technology.
GiftedKids.in — India's First Gifted Education Platform, Launched by Kunwer & Khushboo Sachdev
Our mentor Kunwer Sachdev and Su-vastika CEO Khushboo Sachdev, with Cambridge-trained specialist Dr. Inderbir Kaur Sandhu, have launched GiftedKids.in — India's first platform for identifying, nurturing and advocating for gifted children.
LithiumInverter.in — India's Only Independent Battery Price Tracker, Built by Our Mentor Kunwer Sachdev
India's only independent lithium battery price tracker — daily-updated LFP, EV, solar and BESS prices with zero brand bias.
From Su-Kam to Su-vastika: The Solar Man of India's Next Chapter
From Su-Kam's Rs 1,200 crore peak to Su-vastika's resurgence — how the Solar Man of India built, lost, and rebuilt an empire.
How One Entrepreneur Changed India's Power Backup Industry Forever
How the Solar Man of India reinvented power backup — from crude metal-box inverters to smart, affordable, mass-market solutions that powered millions of homes.
India Today's Innovation of the Decade: The Story Behind the Plastic-Body Inverter
The story behind the India Today Innovation of the Decade award — how the Solar Man of India turned plastic-body inverters into a national breakthrough.
The Inverter Man Who Became the Solar Man of India — Kunwer Sachdev's Journey
The Su-vastika team traces their mentor Kunwer Sachdev's extraordinary journey — from selling pens on Delhi streets to powering millions of homes with solar energy.
The Mind That Never Stops Inventing — Kunwer Sachdev, India's Highest Patent Filer in Power Backup & Solar
He filed 77 technology patents at Su-Kam and lost them all in one day. He did not stop — at Su-vastika he has filed 25 fresh patents and counting. A salute to Kunwer Sachdev, the highest patent filer in India's power backup and solar power industry — 106 filings in all.
How We Lost Our Website — And Built It Back
In April 2026 a ransomware attack encrypted our entire website. We chose not to pay, rebuilt from scratch on Astro and Supabase, and recovered most of seven years of content (everything since 2019) from the Wayback Machine.
Earthing is a critical safety feature in Uninterruptible Power Supply (UPS) systems
Earthing (or grounding) is a critical safety feature in Uninterruptible Power Supply (UPS) systems. It ensures the safe operation of the UPS and connected devices by providing a path for fault currents to dissipate into the ground, preventing electric shock, equipment damage, and fire hazards. The earthing connection in the UPS back panel is a key part of this […]
A Solar Power Conditioning Unit with Isolation Transformer
A Solar PCU (Power Conditioning Unit) is a critical component in solar energy systems that combines multiple functions to efficiently manage, and condition power generated by solar panels. It acts as the “brain” of a solar setup, integrating an inverter, charge controller. A Solar Power Conditioning Unit (PCU) with an Isolation transformer, MPPT card, and inverter card that communicate via […]
Su-vastika ESS 2500 UPS: The Ultimate Power Backup Solution
The Su-vastika ESS 2500 UPS is a high-performance, all-in-one lithium battery backup solution designed for both home and office use. Su-vastika provide uninterrupted power supply (UPS) during power outages, ensuring that essential devices continue to function smoothly. Su-vastika (Energy Storage System) ESS 2500 UPS is equipped with an inbuilt lithium battery, offering enhanced efficiency, longer […]
Su-vastika’s New 10 KVA Solar MPPT Hybrid PCU is a Leap Forward in Energy Management
Su-vastika, the leading power storage solutions provider, proudly unveils its latest innovation in solar technology: the Solar Hybrid PCU MPPT 10KVA with 9.6KW Lithium ion battery bank. This groundbreaking product is expected to change the game in terms of power stability and energy efficiency for both homes and businesses. The new unit has integrated solar […]