Dyness STACK100 5.1kWh Lithium Battery Module
 
Model: Dyness S51100
Capacity: 5.1kWh per module
Technology: LiFePO₄ (Lithium Iron Phosphate)
The Dyness STACK100 is a high-performance, modular energy storage solution designed for residential, commercial, and industrial (C&I) applications. Built on advanced LiFePO₄ battery technology, it delivers exceptional safety, long service life, and scalable energy capacity to meet growing power demands.
The system features a rackless, stackable design that allows for fast installation with zero internal wiring. Each battery module seamlessly integrates into a cluster, enabling rapid expansion without system downtime. A single cluster can be installed in approximately 30 minutes, making it ideal for both new installations and future upgrades.
Safety is a core strength of the STACK100. The system incorporates an intelligent fire extinguishing module capable of reacting within 5 seconds, ensuring maximum protection in demanding environments. With a 1C charge/discharge rate, the battery is suitable for applications such as grid frequency regulation, EV charging support, and high-load scenarios, while maintaining cost efficiency.
An optional automatic self-heating function allows reliable operation in extreme temperatures, ensuring consistent performance from -20°C to 55°C.
Key Features & Benefits
Modular, stackable design for flexible expansion
Expandable up to 12 clusters in parallel
Capacity range from 15.36kWh to 921.6kWh
Ultra-safe LiFePO₄ chemistry
Intelligent fire suppression system
Fast, plug-and-play installation
Long lifespan with ≥8000 cycles / 10-year design life
Technical Specifications
Product Model: STACK100
Battery Type: LiFePO₄
Module Voltage / Capacity: 51.2V / 100Ah
Energy per Module: 5.12kWh
System Energy Range: 15.36kWh – 76.8kWh (per cluster)
Cycle Life: ≥8000 cycles
Module Weight: 47kg
Max Single Cluster Dimensions: 591 × 390 × 1700 mm