Deye 5 kWh stacked battery module
5kWh battery module for Deye All-In-One
Deye 5 kWh Stacked Battery Module
SKU: AI-W5.1-B
The Deye AI-W5.1-B is a high-performance 5.12kWh Lithium Iron Phosphate (LFP) battery module designed for scalable residential energy storage within the Spring Series. This module features a modular, floor-standing design that allows for tool-free stacking and eliminates the need for complex internal wiring between units.
It offers a cycle life of over 6,000 cycles at 70% End of Life (EOL) and supports a 100% depth of discharge to maximize usable energy. With an IP65 rating and a wide operating temperature range, it is suitable for both indoor and outdoor installations, providing a sleek and reliable solution for modern energy independence.

Key Features Deye 5 kWh Stacked Battery:
- Tool-Free Installation: Features a flat and stackable design that allows for quick and easy installation without extra fixing screws or internal wiring between modules.
- Superior Battery Chemistry: Utilizes Cobalt-free Lithium Iron Phosphate (LFP) technology, ensuring high safety standards and a long lifespan of ≥6000 cycles.
- Flexible Scalability: Modular architecture supports 1 to 6 battery modules per stack (5.12kWh to 30.72kWh) and can be expanded in parallel to meet higher energy demands.
- High Efficiency: Supports a 100% Depth of Discharge (DOD) to maximize energy utilization and cost-effectiveness.
- Intelligent Monitoring: Integrated Smart BMS provides real-time battery monitoring and remote firmware upgrades via the Deye Cloud.
- All-Weather Reliability: IP65-rated enclosure and built-in heating (optional) enable stable operation in ambient temperatures ranging from -20 to 55 degrees Celsius.
- Fast Energy Security: When paired with Deye hybrid inverters, the system offers a 4ms seamless switchover from grid to backup power.
Deye 5 kWh Stacked Battery Basic Specs:
- Nominal Energy: 5.12 kWh.
- Usable Energy: 5.12 kWh (at 100% DOD).
- Nominal Voltage: 51.2 V.
- Operating Voltage: 44.8 to 57.6 V.
- Nominal Capacity: 100 Ah.
- Max Charge/Discharge Current: 100 A.
- Peak Discharge Current: 150 A (for 10 seconds).
- Cycle Life: >6000 cycles (at 25°C).
- Dimensions (W x D x H): 720 x 255 x 300 mm.
- Weight: 53 kg.
- IP Rating: IP65.
What’s Included:
- 1 x Deye AI-W5.1-B 5.12kWh LFP Battery Module.
- Integrated communication and power interfaces for stacking.
- 10-year performance warranty documentation.
Why Choose AC Solar Warehouse?
AC Solar Warehouse is a premier technical distributor specializing in high-quality solar and energy storage hardware across Australia and New Zealand. We provide installers with expert technical support, system design assistance, and a reliable supply of Deye products to ensure every residential project is optimized for performance and reliability.

