Legacy Battery

Powering
Tomorrow

Reliable Energy. Endless Possibilities.

Premium LiFePO4 lithium batteries for home inverters, solar storage, and UPS backup — engineered for zero-maintenance reliability.

  • High Energy Efficiency
  • Long Lasting Performance
  • Safe, Stable & Reliable
  • Eco-Friendly Technology
  • Zero Maintenance
  • Advanced Lithium Technology
Shop the rangeWhy LiFePO4?
Talk to us+91 94506 68821

5-year replacement warranty · up to 15-year life

Legacy Battery Lithium-FePO4 lithium battery unit with carry handle

150–250Ah

Capacity

12/24V

Systems

5yr

Warranty

5-Year Legacy WarrantyPan-India Service NetworkFree Doorstep Installation100% Genuine Guarantee60+ City DeliverySecure Razorpay Checkout5-Year Legacy WarrantyPan-India Service NetworkFree Doorstep Installation100% Genuine Guarantee60+ City DeliverySecure Razorpay Checkout
Built for

One battery. Every backup need.

Home Inverter Systems

Reliable backup for daily power cuts

Solar Energy Storage

Store solar power for round-the-clock use

UPS Backup Systems

Clean, instant power for critical loads

Small Commercial Backup

Dependable power for shops & offices

The lineup

Three models. One legacy of reliability.

Compare all models
Bestseller
29% off
Legacy Battery LEGACY LFP-12V-150AH — 150Ah 12V LiFePO4 lithium battery

150Ah · 12V LiFePO4

LFP-12V-150AH

Compact lithium backup for everyday homes

5-year replacement warranty
₹18,500₹25,900
New
17% off
Legacy Battery LEGACY LFP-12V-250AH — 250Ah 12V LiFePO4 lithium battery

250Ah · 12V LiFePO4

LFP-12V-250AH

Extended runtime for larger households

5-year replacement warranty
₹30,500₹36,900
17% off
Legacy Battery LEGACY LFP-24V-150AH — 150Ah 24V LiFePO4 lithium battery

150Ah · 24V LiFePO4

LFP-24V-150AH

Higher-voltage power for larger systems

5-year replacement warranty
₹30,500₹36,900
Free tools

Not sure which battery you need?

Work it out in under a minute — every tool shows its maths so you can check the numbers yourself.

Find My Battery

Three questions, no jargon. Get a battery matched to what you're actually powering.

Backup Calculator

Add up your appliances and see which battery covers them, and for how long.

Cost Calculator

Compare long-term cost against your current battery, using your own numbers.

Monsoon Power Sale

Flat ₹500 off on all LiFePO4 home battery orders. Code: MONSOON500

Shop batteries

Free Doorstep Installation

On every battery, in 60+ cities across India.

Shop batteries

Bulk & Commercial Pricing

Save 15% on bulk orders above ₹30,000 for shops & offices.

Explore commercial pricing
Why LiFePO4

Lithium technology,
built for Indian homes.

LEGACY batteries use Lithium Iron Phosphate (LiFePO4) chemistry — the same safety-focused technology trusted for solar and backup power systems worldwide, with a smart BMS protecting every cell.

  • Energy savings of ~55% vs lead-acid
  • Long-lasting performance
  • Zero maintenance, no water top-up
  • Safe & durable construction
  • Advanced lithium-ion technology
See the full comparison
LEGACY LiFePO4Lead-Acid
MaintenanceZero — no water top-upRegular water top-up needed
WeightSignificantly lighterHeavy, harder to install
Charging speedFast chargingSlow to charge
LifespanLong-lasting performanceShorter working life
SafetySmart BMS protection built inNo active protection
Our craft

A legacy built one
reliable backup at a time.

Legacy Battery was founded on a simple premise: backup power should be invisible when it works, and unshakeable when it matters. Every LEGACY LiFePO4 battery is built with a smart BMS, zero-maintenance design, and a 5-year replacement warranty — so your home, solar setup, or shop stays powered without a second thought.

From compact home inverters to small commercial backup, we engineer for one outcome: lithium power that outlasts expectations.

5/15 Yr

Warranty / life expectancy

~55%

Energy savings vs lead-acid

150–250Ah

Capacity range

12V/24V

System voltages

Get early access to new offers

Join our list for seasonal discounts, warranty tips, and new product launches. No spam, ever.