RUiXU Lithi2-16 51.2V314Ah 16kWh Battery

RUiXU Lithi2-16 Battery

Built for serious backup power, smarter energy storage, and long-term peace of mind

The RUiXU Lithi2-16 is a high-capacity lithium battery designed for homeowners, off-grid users, and commercial applications that need dependable energy storage with room to grow. Whether you are building a whole-home backup system, expanding a solar setup, or creating a scalable storage solution for a business, the Lithi2-16 is built to deliver safe, flexible, and long-lasting performance.

What sets this battery apart is not just its capacity, but the level of engineering packed into every detail. From advanced fire protection and intelligent balancing to outdoor-ready construction and cold-weather charging support, the RUiXU Lithi2-16 is designed for real-world use where reliability matters most.

Scalable storage for growing energy needs

The RUiXU Lithi2-16 is built with expansion in mind. A single unit starts at 16kWh, but the system supports up to 32 batteries in parallel, allowing you to scale all the way up to 257kWh. That makes it a strong fit for a wide range of applications, from residential backup power and solar storage to larger commercial energy systems.

For homeowners, that means you can start with the storage you need today and expand later as your energy demands grow. For commercial installations, it provides the flexibility to build a robust, high-capacity battery bank without replacing your original investment.

Enhanced fire protection inside the battery pack

Safety is one of the most important factors in any battery system, and the Lithi2-16 is built with a perfluorohexane fire protection module inside the battery pack. This added layer of protection helps safeguard both the battery cells and the electrical lines within the unit.

That means more than just added confidence on paper. It means protection where it counts most, inside the battery itself, where early response to internal issues can make a major difference in system safety and long-term reliability.

Outdoor-ready enclosure with advanced corrosion resistance

The Lithi2-16 features an electro-coated battery enclosure designed for long-term outdoor use. The electrophoretic coating process provides excellent rust prevention and is the same type of proven treatment widely used in the automotive industry for vehicle body shells.

For installers and property owners, this means greater durability in demanding environments. Whether the battery is installed in a garage, utility room, outbuilding, or protected outdoor location, the enclosure is built to stand up to time, weather, and wear.

Tool-free quick plugs for easier installation

Installation and connection are simplified with high-performance quick plugs that provide 250A continuous overcurrent capacity. These plugs are designed for easy, tool-less connection, helping speed up installation while supporting secure, reliable performance over time.

They also offer anti-loosening protection and heating protection, helping maintain a strong connection even during extended use. It is a smart design feature that makes the system easier to work with while improving long-term dependability.

Dual all-pole protection for added system security

The RUiXU Lithi2-16 uses all-pole, dual protection to help protect the battery system under demanding operating conditions. This design combines a fuse on the negative terminal and a micro circuit breaker on the positive terminal, providing a more complete protection strategy than basic single-point designs.

That added protection supports both performance and peace of mind, especially in larger energy storage systems where safety and stability are critical.

Designed for mobility and secure placement

Even with its substantial capacity, the Lithi2-16 is designed to be practical during installation and setup. It includes four concealed heavy-duty Fuma wheels that make it easier to move the battery into position without compromising its clean, modern appearance.

Once in place, an anti-tipping wall mount on the back of the unit allows the battery to be securely anchored to the wall. The result is a design that is both installer-friendly and space-conscious, combining convenience with safe, stable placement.

Self-heating capability for cold-weather charging

Cold temperatures can be a challenge for battery charging performance, but the RUiXU Lithi2-16 addresses that with a built-in self-heating feature. This function helps keep the battery ready for charging in colder conditions, making it a strong choice for homes and properties in winter climates.

For users in regions that see freezing temperatures, this is a valuable feature that helps protect battery performance and improve year-round usability.

Simple control through a built-in touch screen

The battery includes a 5-inch on-board LCD capacitive touch screen that gives users direct access to battery information and settings. The interface is designed to be intuitive and easy to use, making it simple to monitor status and adjust settings when needed.

Instead of relying on guesswork or overly complicated controls, users get a clear view of system information right at the battery.

Easy maintenance access when needed

Routine inspection and service are made easier with a dedicated battery maintenance and inspection port located on the side of the unit. This port provides access to the BMS and fuse, helping simplify maintenance and reduce downtime during inspection or service work.

That is an important advantage for installers, service technicians, and system owners who want a battery that is not only advanced, but also practical to maintain over the long term.

Smarter balancing for better battery performance

The RUiXU Lithi2-16 uses an intelligent double-equilibrium balancing approach that improves cell balancing efficiency and reliability. By calculating capacity differences between cells using charging-process data and extending balancing time, the system works more effectively than many standard passive or active balancing methods.

In practical terms, that means better battery consistency, improved efficiency, and stronger long-term reliability. For users investing in energy storage, smarter balancing helps protect the performance of the entire system over time.

Why choose the RUiXU Lithi2-16?

The RUiXU Lithi2-16 is more than a battery. It is a scalable energy storage solution built for people who need dependable performance, strong safety features, and installation flexibility. Whether you are protecting your home during outages, storing solar power for daily use, or building out a larger commercial energy system, this battery is designed to deliver the durability and control serious users expect.

With expandable capacity, advanced fire protection, cold-weather charging support, outdoor-ready construction, and intelligent battery management, the Lithi2-16 is built for modern energy systems that cannot afford compromise.

Standard Included

• 1 × RUiXU Lithi2-16 Battery
• 1 × RJ45 / CAT5e Patch Cable
• 1 × Ground Cable
• 1 × Set of parallel 1/0 AWG OP140 or PP140 cables

Technical Specifications

• Nominal Voltage: 51.2V
• Nominal Capacity (0.2C): 314Ah
• Nominal Energy: 16.07kWh
• Dimensions (H × W × D):
  924 mm (with wheels) × 543 × 250 mm
  (36.3 × 21.3 × 10 inches)
• Weight: ~137kg (302 lb)
• Cycle Life: ≥9,500 cycles @ 80% DOD
• Protection Rating: IP55 (Indoor & Outdoor)

Inverter Compatibility

CANBUS: Victron, SMA, Studer Innotec, Sofar, Sol-Ark, Solis, Goodwe, Deye, Growatt, SAJ, LuxPower, Megarevo, INVT, Sermatec, TBB, MUST, Sunsynk, Schneider
RS485: MPP, Voltronic, RCT, Alpha, Outback

Expandable System

• Supports up to 32 batteries in parallel
• Expandable from 16kWh to 257kWh
• Suitable for homes, businesses, and hybrid systems

On-Board LCD Touch Screen

• 5-inch capacitive touchscreen
• Real-time battery monitoring
• Easy and intuitive system configuration

Advanced Safety Protection

• Gas Aerosol Fireproof Module for internal fire suppression
• All-pole protection with fuse (negative) and micro circuit breaker (positive)
• Maintenance & inspection port for easy access to BMS and fuse
• Intelligent balancing for improved efficiency and long-term reliability

Reliable in Cold Conditions

• Self-heating function ensures stable charging in low temperatures
• Designed for consistent performance year-round

Outdoor-Ready Design

• Electro-coated steel enclosure for superior rust and corrosion resistance
• Ideal for outdoor installations
  (Rain shelter and sunshade recommended for outdoor use)

Easy Installation & Mobility

• Heavy-duty concealed FUMA wheels for effortless movement
• Wall-mounted anti-tipping fixation for added safety
• Quick-plug connectors (250A continuous) for tool-less, secure connections