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Big Battery 48V 2X HUSKY 2 KIT – 3K Growatt Inverter - K0742

Big Battery 48V 2X HUSKY 2 KIT – 3K Growatt Inverter - K0742

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Big Battery 48V 2X HUSKY 2 KIT – 3K Growatt Inverter - K0742

This 48V 10.24kWh LiFePO4 2x HUSKY 2 Kit is the latest and greatest from BigBattery, providing a robust solution, with unmatched reliability and efficiency, for any off-grid power system, emergency backup needs, or mobile power setup in your RV or camper van.

The HUSKY 2 is our most energy-dense 48V solution to date, designed to provide ultimate peace of mind during operation, whether that’s in your home during a blackout, or while out boondocking in the countryside. From its Tier 1 LFP cells to its generous operating parameters and wide temperature range, this battery redefines versatility and durability when it comes to lithium power storage, and boasts comprehensive BMS protections against Over/Under Voltage and Over Current statuses, as well as a thermal management system that affords a generous operating temperature range. But that’s not all.

The HUSKY 2 comes with state-of-the-art features to enhance the safety and visibility of your power. Not only is it housed in an IP65-rated, vibration-resistant casing, and equipped with an advanced BMS capable of auto-balancing cells, but it also boasts a self-heating function which supports cold weather charging, ensuring you have reliable power through every season. Plus, the HUSKY 2 features full CANBus & RS485 communication protocols, and we pair the HUSKY 2 with a cutting-edge 3000W Growatt inverter, equipped with its own in-depth LCD display, so you can always stay up to date on the status and performance of your power, including remote monitoring from anywhere in the world with this inverter’s independent WiFi module.

Equipped with the 48V HUSKY 2, you’ll be saving space and weight no matter the application, and you can rest easy knowing you’re powered and prepared day in and day out. Shop the all-new 48V HUSKY 2 & HUSKY 2 Kits today.

Included 
  • 2 × 48V HUSKY 2 - LiFePO4 - 100Ah - 5.12kWh
  • 1 × Growatt 3K Inverter
  • 1 × 4AWG (Black and Red) 21 inches Ring to Ring Terminal Cable
  • 1 × Parallel Comm Cable
What our Experts Think
  • Dual HUSKY 2 Batteries: Provides extended 48V capacity for longer runtime in off-grid or hybrid systems.

  • Integrated 3K Growatt Inverter: Efficiently converts DC to AC for reliable household or commercial use.

  • High-Performance LiFePO4 Cells: Long lifespan, safe operation, and consistent discharge even under heavy load.

  • Smart Energy Management: Optimizes battery usage and inverter performance for maximum efficiency.

  • Durable & Low Maintenance: Rugged construction with minimal upkeep, ideal for demanding applications.

  • Versatile Applications: Perfect for solar storage, RVs, electric carts, or small off-grid setups.

Q&A

Q: What is the Big Battery 48V 2X HUSKY 2 Kit used for?
A: It’s designed for off-grid solar, backup power, and residential energy storage with reliable 48V lithium power.

Q: What is included in the kit?
A: The kit includes two HUSKY 2 batteries and a 3kW Growatt inverter, providing complete energy storage and AC conversion.

Q: What battery chemistry is used?
A: Uses LiFePO4 cells, offering long cycle life, high safety, and efficient energy storage.

Q: Is the system compatible with solar inverters?
A: Yes. The included 3kW Growatt inverter is optimized for 48V battery systems and solar integration.

Q: Does it include a BMS?
A: Yes, each battery has a built-in Battery Management System for overcharge, over-discharge, and thermal protection.

Q: How long will the batteries last?
A: The LiFePO4 chemistry ensures thousands of cycles, delivering years of reliable use.

Q: Why choose the HUSKY 2 Kit with Growatt inverter?
A: Users value its turnkey solution, high efficiency, long lifespan, and seamless integration for off-grid or backup applications.

Maintenance Tips
  • Inspect battery connections: Check terminals monthly for tightness, corrosion, and dust.

  • Proper charging: Use the recommended charger and avoid deep discharges below 20–30% to extend battery life.

  • Inverter care: Keep the Growatt inverter clean and dust-free; ensure cooling vents are unobstructed.

  • Monitor system status: Check the inverter display or monitoring app for error codes, voltage irregularities, or temperature alerts.

  • Balance charge periodically: Perform a full battery balance every 1–2 months for optimal performance.

  • Check environment: Install in a cool, dry, and ventilated area; avoid direct sunlight, moisture, or extreme temperatures.

  • Avoid overloads: Do not exceed the rated continuous output of the inverter to prevent stress and overheating.