Big Battery | 36kW 92.1kWh ETHOS Energy Storage System (ESS) (BACKORDER)
Overview
THIS PRODUCT IS IN HIGH DEMAND AND CURRENTLY ON BACKORDER! SECURE YOURS NOW TO BE FIRST IN LINE FOR THE DECEMBER 10 RESTOCK!
CERTIFIED COMMERCIAL ESS! BigBattery’s 48V ETHOS systems are now available, offering an impressive 92kWh configuration tailored for grid-tied energy needs in office buildings, warehouses, and job sites. Built with state-of-the-art features and robust safety, the ETHOS is an ideal commercial power solution.
Designed for versatility, the ETHOS system features a modular, stackable build for easy expansion, with all necessary hardware for smooth wall-mount installation. With an IP65-rated enclosure, built-in fire suppression, and a sophisticated BMS with automatic cell balancing, this system prioritizes safety and durability. Its control box, equipped with an interactive LED display, supports CANBus and RS485 protocols, allowing continuous monitoring of power performance.
Additionally, this ETHOS setup includes three advanced 12,000W Lux inverters, each with an LCD touchscreen, three MPPT inputs, and an integrated UPS module for seamless grid transitions. Together, they support PV arrays up to 54,000W, featuring smart load control, AC coupling, and peak shaving to ensure uninterrupted power and monthly energy savings.
Whether securing backup power or implementing a powerful solar system, the ETHOS provides reliable, efficient power management daily, helping you cut utility costs and even earn through net metering and tax incentives. Take control of your business’s energy needs—explore the 48V ETHOS today!
What's Included
18 × 48V ETHOS 5.12kWh Stackable Battery Module
3 × ETHOS Control Box
3 × ETHOS RACK BASE
3 × LUXPower 12kW Hybrid Inverter
6 × Ethos Parallel Power Cable 4.9 ft (1500mm)
1 × Parallel Busbar
3 × Ethos Parallel Comm Cable 4.9 ft (150cm)
Specs and Downloads
Single Stack Tech Specs
| SKU: | K0968 |
| GTIN-12 (U.P.C.): | 850061252043 |
| 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 |
| BMS Cutoff Range: | 42 - 47V |
| 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 / NEMA 4X |
| Communications: | CANBus / RS485 |
| Certifications: | UL9540, UL9540A, UL1973, & UN38.3 |
