Skip to product information
1 of 8

5 Years Warranty

JouleCube Firefly 5.12 kWh Lithium Solar Battery for Home Backup with 6000 Life cycle

JouleCube Firefly 5.12 kWh Lithium Solar Battery for Home Backup with 6000 Life cycle

Regular price Rs. 68,000.00
Regular price Rs. 169,990.00 Sale price Rs. 68,000.00
Sale Sold out

Get Bulk Quotation

View Product Datasheet Here

The Pravig JouleCube Firefly 5.0 is a high-performance 5.12 kWh lithium iron phosphate (LiFePO₄) energy storage system, designed for reliable solar and backup power applications. Built for homes and small commercial setups, Firefly 5.0 delivers stable power, long cycle life, and seamless inverter compatibility.

This battery stores energy generated from solar panels or the grid and supplies clean, uninterrupted power during outages or peak demand. With advanced Battery Management System (BMS) protection, Firefly 5.0 ensures safety, efficiency, and consistent performance over years of use.

Its compact, wall-mountable design makes installation simple, while support for parallel expansion allows you to scale storage capacity as your energy needs grow.

🔧 Pravig JouleCube Firefly 5.0 – Technical Specifications

Specification Details
Battery Type Lithium Iron Phosphate (LiFePO₄)
Usable Capacity 5.0 kWh
Nominal Voltage 48 V
Cell Chemistry LiFePO₄ (LFP)
Cycle Life 6000 cycles (up to 10+ years)
Depth of Discharge (DoD) Up to 95%
Efficiency (Round-trip) ≥ 95%
Operating Temperature −20°C to 60°C (charge/discharge)
Storage Temperature −20°C to 45°C
Battery Management System (BMS) Yes – Smart Protection (overcharge, over-discharge, over-current, temperature, short-circuit)
Communication Port CAN / RS485 (optional, based on inverter compatibility)
Parallel Expandable ✔ Yes (connect multiple units for increased capacity)
Installation Type Indoor/Outdoor (weather protected area recommended)
Dimensions (Approx.) [Insert specific dimensions]
Weight (Approx.) [Insert specific weight]
Warranty 5 Years Standard 

⭐ Why Customers Love the Pravig JouleCube Firefly 5.0

📈 Long Service Life - 

Built for durability — up to 6000+ cycles means years of dependable backup without frequent replacements.

Advanced LiFePO₄ Technology - Lithium Iron Phosphate cells deliver superior safety, longer life, and higher performance than traditional batteries.

🔐 Smart Battery Management System (BMS) - Protects the battery from over-charge, over-discharge, short circuits, and extreme temperatures — safe, stable, and reliable.

🔌 Expandable for Future Needs -
Want more backup power later? Simply add more units — the Firefly platform supports parallel expansion.

🏠 Perfect for Solar & Grid Backup - Works seamlessly with hybrid solar inverters and energy storage systems — ideal for homes, offices, and shops.

🏠 Applications

Residential solar energy storage

Backup power for homes and small businesses

Hybrid solar systems

Off-grid installations

Emergency power support


View full details
  • Replacement Policy

  • EMI Available

  • Free Delivery

  • Easy Payment

  • No Return Only Replacement

1 of 5