EcoFlow DELTA Pro 3 – 4 096 Wh Expandable Portable Power Station (4 kW Output)
The EcoFlow DELTA Pro 3 is a high-capacity, professional-grade portable power station designed for serious backup power or mobile base camps. With a base capacity of 4,096 Wh, it can be expanded up to ~12 kWh by adding one or two Smart Extra Batteries. It supports a robust 4,000 W continuous AC output, surging to 8,000 W and delivering up to 6,000 W with X-Boost for high-demand devices. Charging is extremely fast, supporting AC, solar input up to ~2,600 W, EV/adaptor charging, and features a <10 ms switchover for UPS/EPS functionality. The battery uses durable LiFePO₄ (LFP) chemistry rated for ~4,000 cycles to 80% capacity. Other professional features include IP65-rated build, smart app control (WiFi/Bluetooth/CAN), and plug-and-play installation for homes, caravans, workshops or emergency power.
Key Features:
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Base capacity 4,096 Wh; expandable to ~12 kWh with extra batteries.
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High-power output: 4 kW continuous (5 AC outlets) with surge up to 8 kW; X-Boost up to 6 kW.
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Solar/Multi-Input Charging: Up to ~2,600 W solar + high AC input.
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Long-life LFP battery: ~4,000 cycles to 80% capacity.
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Ultra-quiet & rugged: ~30 dB under moderate load; built with high-protection shell & IP65 rating.
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Smart connectivity: WiFi + Bluetooth + CAN; app-based monitoring and control.
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UPS/EPS capability: <10 ms switchover keeps sensitive equipment running.


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