Big Battery 12kW 28.6kWh Rhino 2 Energy Storage System (ESS)

Introducing the Big Battery 12kW 28.6kWh Rhino 2, the ultimate residential energy storage solution from BigBattery! Designed to revolutionize power storage for every American home, this high-capacity indoor system offers a whopping 28.68kWh configuration, perfect for grid-tied power in tiny homes, cabins, family residences, mansions, or office buildings. Backed by comprehensive safety, reliability, and top certifications like UL9540, UL9540a, and UL1973, it ensures peace of mind for you and your family.

The Rhino 2 System is engineered for durability and convenience, featuring a sleek single-unit design with a convenient conduit box for effortless cable management. With an IP65-rated all-weather casing and advanced BMS with auto cell-balancing and self-heating function, it guarantees long-lasting safety and reliability in any condition. Monitor your power system's status and performance with the interactive LED display and full CANBus and RS485 communication protocols.

Paired with the cutting-edge 12000W Lux inverter, the Rhino 2 offers unmatched versatility and efficiency, ensuring seamless on and off-grid switching and protection against unstable grids or blackouts. Compatible with dozens of 48V inverters on the market, it provides flexibility for your home's unique needs.

Whether you're seeking to power your home with solar energy or ensure reliable backup power, the Big Battery 12kW 28.6kWh Rhino 2 delivers dependable, efficient performance day in and day out. Take control of your home's power and explore the all-new Rhino 2 Systems today! Pre-order now for early shipping and secure your peace of mind.

What's Included

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

Key Features

• GTIN-12 (U.P.C.): 850061252517
• 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 Certification

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