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Big Battery | 24kW 46kWh ETHOS Energy Storage System (ESS) (BACKORDER)

SKU K0755
Save $1,485.00 Save $1,485.00
Original price $27,035.00
Original price $27,035.00 - Original price $27,035.00
Original price $27,035.00
Current price $25,550.00
$25,550.00 - $25,550.00
Current price $25,550.00

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 ESS! BigBattery’s 48V ETHOS system has arrived, offering a robust 46kWh configuration for grid-tied power, perfect for larger family homes or expansive multi-level properties. Built for safety, reliability, and equipped with advanced features, ETHOS sets a new standard in home energy storage.

The ETHOS system is designed with a modular, stackable setup for effortless expandability and easy installation on walls in garages, sheds, or exteriors, with all mounting hardware included. Its IP65-rated casing, internal fire suppression, and advanced BMS with auto-balancing ensure safety and longevity. The control box features an interactive LED display, plus CANBus and RS485 communication protocols for real-time power status monitoring.

To enhance performance, we pair ETHOS with two advanced 12,000W Lux inverters, each with an LCD touchscreen, 3 MPPT inputs, UPS modules for smooth on/off-grid transitions, and the capacity to manage PV arrays up to 36,000W. With smart load control, AC coupling, and peak shaving functions, these inverters deliver energy savings and ensure a stable power supply, even in challenging grid conditions.

Whether you’re preparing for emergency power or equipping your home with a high-powered solar system, ETHOS provides reliable, efficient energy day in and day out, enabling utility savings and potential benefits from net metering and tax incentives. Take control of your home’s energy with the 48V ETHOS system today!

What's Included

9 × 48V ETHOS 5.12kWh Stackable Battery Module
2 × ETHOS Control Box
2 × ETHOS RACK BASE
2 × LUXPower 12kW Hybrid Inverter
2 × Ethos Parallel Comm Cable 4.9 ft (150cm)
4 × Ethos Parallel Power Cable 4.9 ft (1500mm)
1 × Parallel Busbar

Specs and Downloads

System Spec Sheet
Inverter Spec Sheet

Single Stack Tech Specs

SKU: K0755
System Voltage: 48V
Nominal Voltage: 51.2V
Chemistry: LiFePO4
kWh Capacity: 10.24kWh
Ah Capacity: 200Ah
Charging Voltage Range: 55.6 - 57V
Max Charge Voltage: 57V
Operating Voltage Range: 48 – 57V
Suggested Low Voltage Cutoff: 48 – 50.8V
BMS Cutoff Range: 42 - 47V
Cell Configuration: 16S 2P
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: 273 lb (123.8 kg)
Depth: 6.7 in (170 mm)
Width: 26.5 in (674 mm)
Height: 43.3 in (1100 mm)
Max Connections: Up to (16) parallel connections per control box
Protection Rating: IP65 / NEMA 4X
Communications: CANBus / RS485
Certifications: UL9540, UL9540A, UL1973, & UN38.3


User Manual

UL9540 Certification

UL1973 Certification

Safety Data Sheet

Inverter

Inverter Manual

Registration & WiFi Setup Guide

Rapid ShutDown Certificate

UL1741 Certificate

 

 

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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