Entries by Rahul Jalthar

BESS Explained: What Is a Battery Energy Storage System and Why It Matters in 2025

Looking for smarter energy solutions? At SunLith Energy, we specialize in BESS (Battery Energy Storage System) that help businesses, industries, and utilities cut costs, improve reliability, and accelerate the shift to renewable energy. This guide explains everything you need to know about Battery Energy Storage System — how it works, its key applications, and why […]

What Is a Home Energy Storage System?

A home energy storage system is a device that stores electricity in a battery. You can use this energy later when needed—during blackouts, at night, or when electricity prices are high. It can charge using power from: Think of it like a big power bank for your entire home. ⚡ Why Is It So Important? […]

Portable Battery Energy Storage Systems: Power Anywhere, Anytime

What is a Portable Battery Energy Storage System? A Portable Battery Energy Storage System is a mobile energy unit that stores electricity—often sourced from the grid or renewable sources like solar panels—and delivers it when needed. Unlike fixed installations, these systems are lightweight, easy to transport, and designed for quick deployment in homes, outdoor sites, […]

EU Batteries Regulation (EU 2023/1542): A Complete Guide

The EU Batteries Regulation (EU 2023/1542), adopted in July 2023, is a game-changing law that sets strict rules for how batteries are designed, manufactured, labeled, used, and recycled. Unlike the previous directive, this regulation applies directly across all EU member states, creating a unified framework. It replaces the outdated Battery Directive 2006/66/EC and aligns with […]

UL 1973 Certification: The Safety Standard for Modern Battery Systems

As energy storage technologies power everything from homes to large-scale grids, safety and compliance have become non-negotiable. Among the most important safety benchmarks is UL 1973 certification, the globally recognized standard for stationary batteries and energy storage systems. This certification validates that a battery has passed rigorous safety and performance tests, ensuring it can operate […]

From Kilograms to Kilowatt-Hours: Understanding Battery Energy Density for Solar Storage

Why Energy Density Matters in Solar Storage Battery technology has become the beating heart of modern solar energy systems. Whether in residential rooftops, commercial facilities, or grid-scale storage projects, the ability to store energy efficiently defines both performance and cost-effectiveness. One of the most important performance metrics is battery energy density. Put simply, energy density […]

Breaking the Barriers: The Biggest UAV Battery Challenges & Game-Changing Solutions

UAV Battery: Unmanned Aerial Vehicles (UAVs), or drones, have revolutionized industries from agriculture to defense, logistics, and even entertainment. However, their full potential is still shackled by one crucial limitation—battery technology. The performance, range, and overall efficiency of UAVs are only as strong as the batteries that power them. In this blog, we dive into […]