Description

Dyness Stack100 Pro 20.48kWh High Voltage Battery Storage System

The Dyness Stack100 Pro 20.48kWh High Voltage Battery Storage System is a premium modular energy storage solution designed for residential, commercial, and industrial applications. This complete system comprises one Dyness Stack100 Pro BDU & Base and four Dyness Stack100 Pro 5.12kWh Battery Modules, delivering a total nominal storage capacity of 20.48kWh.

Built with advanced Lithium Iron Phosphate (LiFePO₄) battery technology, the Stack100 Pro combines exceptional safety, intelligent battery management, cable-free installation, and outstanding scalability. Designed to grow alongside your energy needs, the system can be expanded up to 15 battery modules per tower and 12 towers in parallel, providing a maximum storage capacity of 921.6kWh.

Key Features

• Complete 20.48kWh High Voltage Battery Storage System
• Includes 1 × Dyness Stack100 Pro BDU & Base and 4 × 5.12kWh Battery Modules
• Premium LiFePO₄ battery chemistry for maximum safety and long service life
• Modular and scalable from 20.48kWh up to 921.6kWh
• Supports up to 15 battery modules per tower
• Up to 12 towers can be connected in parallel
• Intelligent Battery Management System (BMS)
• Built-in Wi-Fi monitoring with mobile app and OTA firmware updates
• Cable-free stackable installation for faster commissioning
• Integrated aerosol fire extinguisher and multi-layer safety protection
• Natural cooling for silent operation
• IP66 weatherproof enclosure suitable for indoor and outdoor installations
• Over 8,000 charge and discharge cycles
• 10-Year Manufacturer's Warranty

Specifications

• Product Type: High Voltage Battery Energy Storage System
• Model: Dyness Stack100 Pro
• Battery Chemistry: Lithium Iron Phosphate (LiFePO₄ / LFP)
• Battery Modules Included: 4 × Dyness Stack100 Pro 5.12kWh Battery Modules (S51100 Pro)
• BDU & Base Included: 1 × Dyness Stack100 Pro BDU & Base
• Nominal Battery Energy: 20.48kWh
• Usable Battery Energy: 19.456kWh
• Nominal Capacity: 100Ah
• Nominal Voltage: 204.8V
• Operating Voltage Range: 179.2V–230.4V
• Recommended Charge & Discharge Rate: 0.5C (50A)
• Maximum Charge & Discharge Rate: 1C (100A)
• Peak Discharge Current (25°C): 125A (2 Minutes)
• Recommended Charging & Discharging Power: 10.24kW
• Maximum Charging & Discharging Power: 20.48kW
• Depth of Discharge (DoD): 95%
• Charging Temperature Range: 0°C to +55°C (Standard) / -20°C to +55°C (Optional Self-Heating)
• Discharging Temperature Range: -20°C to +55°C
• Protection Rating: IP66
• Communication: CAN / RS485
• User Interface: Built-in Wi-Fi Module, Mobile App & LED Indicators
• Cycle Life: ≥8,000 Cycles
• Cooling Method: Natural Cooling
• Installation: Cable-Free Stackable Design
• Expansion: Up to 15 Battery Modules per Tower and 12 Towers in Parallel (921.6kWh Maximum System Capacity)
• System Dimensions (W × D × H): 657 × 460 × 968 mm
• System Weight: 254.6kg
• Country of Manufacture: China
• Warranty: 10 Years
• Compatible Inverters: Solis, GoodWe, Growatt, DEYE, Solinteg and other compatible high-voltage inverters

Applications

The Dyness Stack100 Pro 20.48kWh Battery Storage System is ideal for:

• Residential solar PV energy storage
• Commercial and industrial battery storage systems
• Hybrid solar installations
• Off-grid energy systems
• Backup power and emergency power applications
• Self-consumption optimisation
• Peak shaving and load shifting
• Future-proof scalable energy storage projects

What's Included in the Box

• 1 × Dyness Stack100 Pro BDU & Base
• 4 × Dyness Stack100 Pro 5.12kWh Battery Modules
• Installation accessories
• User manuals
• Warranty documentation

Why Buy This Product

The Dyness Stack100 Pro 20.48kWh offers an ideal balance between capacity, scalability, and performance for larger residential properties and commercial installations. Its modular architecture allows installers to start with 20.48kWh of storage and seamlessly expand the system as future energy demands increase. Featuring industry-leading safety technologies, intelligent monitoring, and an IP66-rated enclosure, the Stack100 Pro delivers reliable long-term performance while remaining one of the most flexible high-voltage battery systems available.

Disclaimer

All product information provided by Solareon UK is intended for general guidance only and may be subject to change or error. Solareon UK does not accept liability for any inaccuracies or omissions in the product specifications displayed. For accurate and detailed technical information, please refer to the manufacturer's official datasheet available in the 'Downloads' section. We strongly advise confirming all critical details directly with the manufacturer prior to making purchasing or installation decisions.