T21 / 21.31kWh Dyness High Voltage Battery Tower

T21 / 21.31kWh Dyness High Voltage Battery Tower 

Scalable 21.31kWh High-Voltage Battery / LiFePO4 / IP58 

Description:
Dyness Tower T21 – High-Performance Energy Storage for Industrial & Commercial Applications

The Dyness Tower T21 21.31kWh High-Voltage Battery is engineered for professional energy storage applications, providing efficient power backup and grid independence. Designed with LiFePO4 (Lithium Iron Phosphate) cells, this scalable system offers long life, safety, and high energy density—ideal for businesses, industrial installations, and large-scale solar storage projects.

Key Features for Professionals:

• High-Capacity Power Storage: 21.31kWh nominal energy, 20.245kWh usable capacity, and 95% depth of discharge (DOD) for maximum efficiency.
• Scalable Energy Solution: Modular system allows for expansion to meet growing energy demands.
• Optimized for High-Voltage Performance: 504V–657V operating range ensures stable energy output.
• Fast Charge & Discharge: 12.78kW continuous power for rapid energy utilization.
• Long Lifecycle & Reliability: 6,000+ charge cycles for extended service life in demanding environments.
• Seamless Communication: CAN & RS485 protocols ensure compatibility with advanced energy management systems.
• Robust & Weather-Resistant: IP58-rated protection for indoor and outdoor installations.

Technical Specifications:

• Battery Type: Lithium Iron Phosphate (LiFePO4)
• Modules: 6
• Nominal Voltage: 576V
• Capacity: 37Ah
• Max Charge/Discharge Power: 12.78kW
• Cycle Life: ≥6,000 cycles
• Weight: 269kg
• Ingress Protection: IP58
• Dimensions: 504 × 380 × 1500 mm

Compatibility & Installation:

• Works with leading inverter brands: Goodwe, Solis, Deye, Growatt, and more.
• Installation must be performed by a certified electrician, compliant with SANS 10142 regulations.
• Warranty: 10-Year Manufacturer Warranty (COC required for claims).