Skip to content

Big Battery | 48V ETHOS | 30.7KWH (6 Module) (BACKORDER)

SKU K0953
Save $70.00 Save $70.00
Original price $11,220.00
Original price $11,220.00 - Original price $11,220.00
Original price $11,220.00
Current price $11,150.00
$11,150.00 - $11,150.00
Current price $11,150.00

Overview

THIS PRODUCT IS IN HIGH DEMAND AND CURRENTLY ON BACKORDER! SECURE YOURS NOW TO BE FIRST IN LINE FOR THE DECEMBER 10 RESTOCK!

REVOLUTIONIZING RESIDENTIAL ENERGY STORAGE! BigBattery's 48V ETHOS system is here with a powerful 30kWh configuration, designed to provide reliable off-grid power for your homestead, cabin, or large estate. Packed with advanced features, safety, and efficiency, the ETHOS system is your ultimate solution for energy independence.

Built to adapt to your needs, the ETHOS system features a modular, stackable design that allows for easy expansion. With all necessary hardware included, installation is quick and simple. The system is housed in an IP65-rated casing to ensure durability and protection from the elements. Equipped with an advanced Battery Management System (BMS) and auto cell-balancing, it guarantees reliable performance, while the internal fire suppression system adds an extra layer of safety.

For easy monitoring, the ETHOS control box offers an interactive LED display, and includes CANBus and RS485 communication protocols for seamless performance tracking and system health updates.

Whether you're looking for emergency backup power or a robust solar solution for your home, the ETHOS delivers consistent, efficient power. Take control of your home's energy today with the 48V ETHOS.

Key Features

  • 30kWh Configuration: Ideal for larger homes, estates, and off-grid applications
  • Stackable & Modular: Expandable to fit your energy needs
  • Advanced BMS: Auto cell-balancing and internal fire suppression for safety
  • IP65-rated: Weatherproof, durable casing for long-lasting protection
  • Interactive Monitoring: LED display and CANBus/RS485 communication for real-time updates
  • Versatile: Perfect for off-grid power and solar energy systems


What's Included

6 × 48V ETHOS 5.12kWh Stackable Battery Module
1 × ETHOS Control Box
1 × ETHOS RACK BASE
2 × Ethos Parallel Power Cable 4.9 ft (1500mm)
1 × Ethos Parallel Comm Cable 4.9 ft (150cm)

Specs and Downloads

Spec Sheet

System Voltage: 48V
Nominal Voltage: 51.2V
Chemistry: LiFePO4
kWh Capacity: 15.36kWh
Ah Capacity: 300Ah
Charging Voltage Range: 55.6 - 57V
Max Charge Voltage: 57V
Operating Voltage Range: 48 – 57V
Suggested Low Voltage Cutoff: 48 – 50.8V
Cell Configuration: 16S 3P
Max Continuous Discharge Current: 250A
Max Continuous Power: 12800W
Max Discharge Peak Current: 300A (Max 5 seconds)
Max Charge Current: 200A
Charge Temperature Range: 32°F - 113°F (0°C - 45°C)
Discharge Temperature Range: -4°F - 140°F (-20°C - 60°C)
Optimal Discharge Temperature Range: 59°F - 95°F (15°C - 35°C)
Storage Temperature Range (SoC >50%): -4°F - 113°F (-20°C - 45°C) (Max 6 months)
Weight: 387 lb (175.5 kg)
Depth: 6.7 in (170 mm)
Width: 26.5 in (674 mm)
Height: 59.8 in (1520 mm)
Max Connections: Up to (16) parallel connections per control box
Protection Rating: IP65
Communications: CANBus / RS485
Certifications: UL9540, UL9540a, UL1973, & UN38.3


User Manual
UL9540 Certification
Safety Data Sheet

USA Based Tech & Customer Support Got a question? Speak to our USA based tech & customer support team: 571-350-0146
#1 DIY Solar Authorized Retailer
Fast & Safe Shipping
Sales Tax Free
Authorized Dealer Warranty
#1 DIY Solar Authorized Retailer
Fast & Safe Shipping
Sales Tax Free
Authorized Dealer Warranty
The #1 Authorized DIY Solar Retailer

We're proud to be the USA's #1 Authorized retailer for high quality DIY solar brands

Fast Shipping

Experience the fastest shipping times you've seen in the entire solar industry.

Real Human Support

Questions? Give us a call to speak with our solar expert: (571) 350-0146

Frequently Asked Questions

Get your 30% Tax Solar Credit!

Get your 30% Tax Solar Credit!

Unlock substantial savings with the government's Solar Tax Credit, which offers a robust 30% deduction on the installation costs of solar systems. This attractive incentive is your ticket to leveraging solar energy's eco-friendly potential while enjoying the financial benefits.

At Solar Guys Pro, our commitment is to you. Please be reminded that our expertise does not extend to tax advice. Nonetheless, our dedicated staff is eager to guide you through the process and ensure you capitalize on this exceptional offer.

Contact us now to learn more!

Save With Exclusive Deals!

Save with discounts and get exclusive deals when you sign up with our newsletter!

USA Based Tech & Customer Support Got a question? Speak to our USA based tech & customer support team: 571-350-0146
#1 DIY Solar Authorized Retailer
Fast & Safe Shipping
Sales Tax Free
Authorized Dealer Warranty