

The Deye AI-W5.1-B PDU + Base is a compact and intelligent power distribution solution designed to support modular low-voltage battery systems with enhanced stability, safety, and installation convenience. Engineered for seamless integration with stacked energy storage modules, it serves as a reliable foundation for building flexible residential and small commercial storage systems.
With a robust IP65 protection rating, the unit is suitable for both indoor and sheltered outdoor environments, ensuring dependable operation even under demanding weather conditions. Its wide operating temperature range from −40°C to +60°C allows stable performance across extreme climates, while intelligent air cooling maintains efficient thermal management with ultra-low noise levels below 30 dB(A) for quiet residential use.
The compact cabinet design (720 × 399.2 × 256 mm, approx. 31.6 kg) simplifies installation and system layout planning. Supporting major international grid regulations such as VDE-AR-N 4105, G99, EN 50549, IEC 61727, and CEI 0-21, the AI-W5.1-B PDU + Base ensures strong compatibility with global deployment standards and grid-connected energy storage projects.
Backed by IEC/EN 62109 safety compliance and a 5-year / 10-year warranty option, it is ideal for modular battery stacking systems, residential hybrid PV storage platforms, and scalable backup energy solutions, delivering a stable and secure infrastructure for advanced energy storage expansion.
| Parameter Item | Specification |
| Operating Temperature Range | -40 to +60°C, >45°C Derating |
| Permissible Ambient Humidity | 0-100% |
| Permissible Altitude | 2000 m |
| Noise Level | <30dB(A) |
| Ingress Protection (IP) Rating | IP65 |
| Inverter Topology | Non-Isolated |
| Over Voltage Category | OVC (DC), OVC III (AC) |
| Cabinet Size (W×H×D) [mm] | 720W × 399.2H × 256D (Excluding connectors and brackets) |
| Weight | 31.6 kg |
| Warranty Period | 5 Years/10 Years |
| Cooling Type | Intelligent Air Cooling |
| Grid Regulation Compliance | IEC 61727, IEC 62116, CEI 0-21, EN 50549, NRS 097, RD 140, UNE 217002, OVE-Richtlinie R25, G99, VDE-AR-N 4105 |
| Safety & EMC Standards | IEC/EN 61000-6-1/2/3/4, IEC/EN 62109-1, IEC/EN 62109-2 |