EcoFlow DELTA Pro 3 Portable Power Station
£2,594.92 inc VAT and delivery
EcoFlow DELTA Pro 3 portable power station — 4096Wh LFP battery, 4000W AC output (8000W surge), expandable up to 12kWh with up to 2600W solar input. Whole-home and off-grid backup. Full UK specification.
, please spend more than £50Description
The EcoFlow DELTA Pro 3 is a heavy-duty 4096Wh portable power station for whole-home backup, off-grid living and demanding mobile catering setups. Its 4000W AC output (8000W surge) runs high-draw appliances — fryers, washing machines, even EV charging — and the LFP battery expands from 4kWh to 12kWh as your needs grow. With up to 2600W of solar input, 10ms blackout switchover and whisper-quiet 30dB operation at 2000W, it is built to keep critical equipment running for days.
Features & Benefits
- 4000W AC output, 8000W surge — powers high-demand appliances including fryers, washing machines and EV chargers
- 4096Wh LFP battery, expandable from 4kWh up to 12kWh with extra batteries
- Up to 2600W solar input — store power by day, run essentials overnight
- 10ms blackout switchover (EPS/UPS) keeps fridges, lights and essentials running
- Whisper-quiet — 30dB at 2000W, quieter than a running fridge
- 4000-cycle LFP cells for years of daily use
- USB-C 200W, USB-A 36W and 378W 12V DC output
- Compatible with EcoFlow Manual Transfer Switch for whole-home integration
- WiFi + Bluetooth app control
- Full UK specification with UK 3-pin (Type G) sockets
- Read the full technical specification in the Specs tab.
Additional information
| Brands |  ECOFLOW |
|---|---|
| Appliances | Portable Power |
Main Features
- Model EcoFlow DELTA Pro 3 (EFD521)
- 4096Wh LFP (LiFePO4) battery
- 4000W continuous AC output
- 8000W surge
- Expandable from 4kWh up to 12kWh
- Up to 2600W solar input
- WiFi + Bluetooth app control
- Net weight approx. 51.5kg
AC Output
- Pure sine wave
- UK: 230V~ 50Hz, 4000W total, surge 8000W
- Sockets: 4× Type G 13A + 1× CEE 16A
- AC Power IN/OUT proprietary port: 230V~ 17.4A (discharge) / 20A (charge)
Output Ports
- USB-A ×2: 18W max per port, 36W total
- USB-C ×2: 100W max per port, 200W total
- 12V DC 378W total — DC5521 5A max, Anderson port 30A max
Input / Charging
- AC input UK 220–240V 12.5A (charge), 50/60Hz
- High-PV solar input (XT60): 30–150V 15A, 1600W max
- Low-PV / Car input (XT60i): 11–60V 20A, 1000W max
- Car input 12V 8A / 48V 20A max
- Compatible with EcoFlow 800W Alternator Charger & Smart Generator
Battery Info
- Rated capacity 4096Wh (51.2V 80Ah)
- Cell chemistry LFP (LiFePO4)
- 80%+ State of Health after 4000 cycles
- IP65 (internal battery pack)
Protection
- Over Voltage, Overload, Over Temperature, Short Circuit, Low Temperature, Low Voltage and Overcurrent protection
Operating Temperature
- Optimal Operating Temperature 20°C–30°C (68°F–86°F)
- Charge Temperature 0°C–45°C (32°F–113°F)
- Discharge Temperature -10°C–45°C (14°F–113°F)
- Storage Temperature -10°C–45°C (optimal 20°C–30°C)
Dimensions
- W×D×H approx. 410.4 × 341 × 693 mm
- Net weight approx. 51.5 kg
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