Dyness Tower T21 Battery – 21.31kWh High Voltage Energy Storage

Advanced High-Voltage Solar Energy Storage for Commercial & Industrial Use

The Dyness Tower T21 battery is a cutting-edge lithium iron phosphate (LiFePO₄) energy storage solution designed for large-scale solar installations, industrial applications, and commercial energy systems. With a nominal capacity of 21.31kWh and 95% depth of discharge (DOD), this battery delivers reliable, high-efficiency power while ensuring safety, long life, and scalability.

Engineered for demanding environments, the Dyness Tower T21 battery provides seamless backup power, grid independence, and smooth integration with high-voltage solar inverters. Its modular design allows for system expansion to meet growing energy demands without compromising performance.

Key Features of Dyness Tower T21 Battery

High-Capacity Power Storage

With 21.31kWh of nominal energy and 20.245kWh usable capacity, the T21 Dyness Tower battery  offers reliable and continuous power, making it ideal for industrial, commercial, and large-scale solar storage projects.

Modular and Scalable Design

The T21 Dyness Tower battery  is modular, allowing you to expand your energy storage system to meet increasing energy requirements. Multiple units can be connected in parallel for enhanced capacity.

High Voltage Performance

Operating between 504V and 657V, the T21 Dyness Tower battery guarantees consistent power output and optimal performance in high-voltage solar systems.

Rapid Charge & Discharge

With continuous power of 12.78kW, the T21 Dyness Tower battery  supports fast energy charging and discharging, ensuring efficient power utilization for high-demand applications.

Long Lifespan & Reliability

Designed for over 6,000 charge cycles, the T21 Dyness Tower battery  delivers long-term reliability even in harsh conditions, reducing maintenance costs and downtime.

Intelligent Communication

Supports CAN and RS485 communication protocols, providing compatibility with modern inverter brands and advanced energy management systems.

Durable & Weather-Resistant

The IP58-rated enclosure of the T21 Dyness Tower battery allows safe installation both indoors and outdoors, protecting the system from dust and water ingress.

Technical Specifications

Why Choose the Dyness Tower T21 Battery?

• Provides scalable, high-voltage energy storage for industrial and commercial solar systems.

• Reliable power for backup, off-grid, and high-demand applications.

• Modular and expandable design for future energy needs.

• Advanced LiFePO₄ chemistry ensures safety, long lifespan, and efficient energy use.

• Durable IP58 casing suitable for both indoor and outdoor installation.

The Dyness Tower T21 battery is the perfect solution for businesses and professional solar installations seeking scalable, safe, and high-performance energy storage. Upgrade your solar system today with a battery designed for reliability and long-term efficiency.