Big Battery 12kW 43kWh Rhino 2 Energy Storage System (ESS)

Introducing the second generation of BigBattery’s flagship 48V RHINO – the Big Battery 12kW 43kWh Rhino 2, designed to revolutionize power storage for every home in America. This outdoor system offers a massive 43.02kWh capacity, perfect for grid-tied power in tiny homes, cabins, family homes, mansions, or office buildings. Backed by top certifications like UL9540, UL9540a, and UL1973, it guarantees safety, reliability, and state-of-the-art features.

The RHINO 2 System is engineered as a durable, high-capacity home power solution, featuring a sleek single unit design with a convenient conduit box for easy cable management. With an IP65-rated, all-weather casing, advanced BMS with auto cell-balancing, and a responsive self-heating function, it ensures long-lasting safety and reliability even in harsh conditions. Monitoring power status is made easy with the interactive LED display and full CANBus and RS485 communication protocols. Plus, with an internal fire extinguishing unit, peace of mind is guaranteed. This robust system can withstand up to 8,000 cycles at 80% depth of discharge (DoD), offering lifespans of over 10 years.

But that's not all – the RHINO 2 comes paired with a cutting-edge 12000W Lux inverter, featuring its own LCD touch screen display, 3 MPPT inputs, and an integrated UPS module for seamless on and off-grid switching. With smart load control, AC coupling abilities, and peak shaving function, it ensures power needs are met while protecting against grid instability or blackouts, leading to significant monthly savings on electric bills. Moreover, it's compatible with various 48V inverters available in the market.

Whether you're looking to install a powerful solar system or ensure emergency backup power, the Big Battery 12kW 43kWh Rhino 2 guarantees reliable, efficient power delivery day in and day out. Take control of your home's power and explore the all-new Big Battery 12kW 43kWh Rhino 2 today!

What's Included

• (3)  48V RHINO 2 – LiFePO4 – 280Ah – 14.34kWh
• (2)  RHINO 2 Parallel Cable Kit
• (3)  RHINO 2 Conduit Box
• (1) LUXPower 12kW (18kPV) Hybrid Inverter

Key Features

• GTIN-12 (U.P.C.): 850061252524
• System Voltage: 48V
• Nominal Voltage: 51.2V
• Chemistry: LiFePO4
• kWh Capacity: 14.34kWh
• Ah Capacity: 280Ah
• 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
• Max Continuous Discharge Current: 200A
• Max Continuous Power: 10240W
• Max Discharge Peak Current: 300A (Max 5 seconds)
• Max Charge Current: 200A
• Charge Temperature Range: -4°F - 113°F (-20°C - 45°C)
• Discharge Temperature Range: -4°F - 122°F (-20°C - 50°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: 308.6 lb (140 kg)
• Depth: 9.1 in (231 mm)
• Width: 22.3 in (566.5 mm)
• Height: 34.6 in (879 mm)
• Max Connections: Up to (3) parallel connections per (1) inverter
• Protection Rating: IP65
• Communications: CANBus / RS485

Downloads

Spec Sheet

User Manual

UL9540 Certificate

Inverter Downloads

Spec Sheet

User Manual

WiFi Setup Guide

Rapid ShutDown Certificate

UL1741 Certificate

IEEE1547 Certificate

Warranty

10-Year Warranty Applied To Batteries Only

Additional Information

Features:

• Advanced BMS (Battery Management System) to protect the battery from operating in abnormal conditions.
• Lithium-Ion LiFePO4/LFP Chemistry
• Easy connection to a larger power system
• Multiple layers of safety and battery protection
• Built-in fire suppression system
• Good insulation performance Utilizes standardized plug&play Amphenol UL ESS Connector.
• LCD Smart Monitor Display (voltage, current, temperature, SOC)
• Maintenance free battery pack
• Smart cell’s balancing Parallel and Communicate Multiple Batteries using a 600A Internal BusBar and the Comm ports
• 8000 cycles at 80%DOD at 0.5C
• CAN bus and RS-485 communication with different inverters.
• RJ-45 ports
• Wall mountable
• IP65 all-weather rated
• Self-heating in freezing temperatures
• UL9540A and UL1973 certifications
• Integrated E-stop circuit

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
• INCLUDES INTERNAL WARMERS
• OPERATES IN SUB-ZERO TEMPS