BigBattery ETHOS 6kW 10.2kWh Off-Grid Power System

BigBattery ETHOS 6kW 10.2kWh Off-Grid Power System

The BigBattery ETHOS 48V 10.2kWh Power System is a modular, off-grid energy storage solution designed for 48V applications. It’s ideal for powering tiny homes, off-grid cabins, homesteads, commercial buildings, warehouses, job sites, and emergency backup systems.

This configuration includes a 10.2kWh LiFePO4 battery paired with a 6000W split-phase inverter and charger, supporting up to 8000W PV arrays and built-in UPS functionality for seamless transitions between on-grid and off-grid operation.

Key Features:

• Battery Capacity: 10.2kWh (expandable with modular, stackable design)
• Voltage: 48V, suitable for residential and light commercial applications
• Chemistry: LiFePO4 (Lithium Iron Phosphate)
  
• Inverter: 6000W split-phase with dual MPPT, smart load control, and LCD touchscreen
  
• Communication: CANBus & RS485 protocols
  
• Monitoring: Built-in LED display for system performance
  
• Enclosure: IP65-rated, indoor-ready with integrated fire suppression
  
• BMS: Advanced battery management system with auto cell balancing
  
• Installation: Wall-mount hardware included for streamlined setup
  

Designed For 48V Applications 

• Residential power systems 
• Home solar systems 
• Cabins & tiny homes 
• Family homes & mansions 
• Off-grid homesteads 
• Emergency power 
• Whole home backup 
• Lead acid replacement

Benefits:

• Reliable lithium battery technology with extended cycle life
  
• Supports peak shaving and time-of-use optimization
  
• Easily scalable for larger storage needs
  
• Compatible with various solar PV setups and inverters
  
• Designed for continuous, off-grid energy supply
  

What's Included:

• 2 × 48V ETHOS 5.12kWh Stackable Battery Modules – Model: FETHS-48051-G
• 1 × ETHOS Control Box – Model: CNT060
• 1 × EG4 6kW (8000W PV Input) Off-Grid Inverter – Model: INV026
• 1 × 10kWh Controller-to-Battery Power Cable (31.5” / 800mm) – Model: CBL088

Specifications

Product Specifications

Shopping Guide

Why Shop From Us

Why Shop From Ecogrid Supply?

• Authorized & Trusted Dealer: We’re fully authorized for every brand we carry, so you get genuine products with full manufacturer warranties.

• Fast, Reliable Shipping: All items ship from our U.S. warehouses with quick and dependable freight options to keep your project on track.

• 30-Day Hassle-Free Returns: Change your mind? No worries — enjoy a simple 30-day return process for peace of mind.

• Real Human Support, 7 Days a Week: Reach us by phone, email, or live chat — no bots, no overseas call centers, just real people who know off-grid power systems.

• Expert Energy Guidance: Our solar and backup energy specialists are ready to help you with design, planning, product questions, and installation tips.

• USA-Based Service: Our team proudly operates here in the United States, providing local, knowledgeable, and friendly support.

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• Built for Energy Independence: Whether you’re powering a cabin, prepping for emergencies, or going off-grid, our products are selected for performance, reliability, and sustainable operation.