EF ECOFLOW DELTA Pro 3 Portable Power Station – 4,096Wh LiFePO4 Expandable to 48kWh with 4,000W Output & 400W Solar Panel – EFD521
$3,099.00 Original price was: $3,099.00.$2,169.30Current price is: $2,169.30.
✓ In stock
Energize almost everything. The EcoFlow DELTA Pro 3 supports 120V/240V voltage and has a 4,000W output (6,000W with X-Boost, scalable up to 12,000W), powering nearly all essential home appliances, such as a 3-ton central AC or a 1 HP water pump.
Why Choose EF ECOFLOW DELTA Pro 3?
Forget refueling. Featuring a 4,096Wh LFP battery capacity, expandable to 48kWh with extra batteries or smart generators, providing 2-4 days of whole-home backup power. With 7 unique and 18 combo charging methods like AC wall outlets, solar panels, gas generators, EV charging piles, or the EcoFlow smart home panel 2, you can forget fuel worries.
Key Features
- Energize Almost Everything – 120V/240V voltage with 4,000W output (6,000W with X-Boost, scalable up to 12,000W). Powers nearly all essential home appliances, including a 3-ton central AC or a 1 HP water pump.
- Forget Refueling – 4,096Wh Expandable to 48kWh – 4,096Wh LFP battery capacity expandable to 48kWh with extra batteries or smart generators. Provides 2-4 days of whole-home backup power. 7 unique and 18 combo charging methods.
- Plug and Play – Hassle-free power with easy setup, even a kid can manage it. No installation or maintenance required. Portable handle design makes it perfect for clean, renewable energy anywhere, anytime. Control and monitor power with the EcoFlow app, even remotely.
- Uninterrupted Life – 10ms UPS – Ultra-fast 10ms switch-over capability for instant backup for NAS systems, servers, and entertainment devices. Safeguard against power disruptions and ensure continuous, safe operation.
- Silent as a Whisper – 30dB – X-Quiet technology operates at a peaceful hum as low as 30 dB. Whisper-quiet operation so discreet you’ll hardly notice it’s there. Perfect for both indoor and outdoor use.
- Explore the Secure Feeling – Automotive-grade LFP cells and IP65-rated CTC battery pack technology. Safeguards battery health and extends lifespan. 5-year warranty and exceptional customer service.
- 400W Portable Solar Panel – Included for renewable energy charging. High conversion efficiency for off-grid adventures. Note: Power Station and Solar Panel ship in separate packages.
What’s Included
Complete solar generator bundle including EcoFlow DELTA Pro 3 Portable Power Station and 400W Portable Solar Panel. Note: Power Station and Solar Panel will be shipped in separate packages.
Specifications
| Specification | Details |
|---|---|
| Brand | EF ECOFLOW |
| Manufacturer | EcoFlow |
| Model Number | EFD521 |
| Manufacturer Part Number | EFD521 |
| UPC | 842783143105 |
| Color | Black |
| Material Type | Plastic |
| Battery Type | LiFePO4 (LFP) |
| Capacity | 4,096Wh |
| Expandable Capacity | Up to 48kWh (with extra batteries) |
| Life Cycles | 4,000 cycles to 80% capacity (10+ years) |
| AC Output | 4,000W Rated (6,000W X-Boost, scalable to 12,000W) |
| AC Output Voltage | 120V/240V |
| AC Outlets | 7 |
| Total Outlets | Multiple (AC, USB, DC, Anderson) |
| AC Input (Charging) | Ultra-fast charging |
| Solar Input | Yes |
| Charge Time | 0-80% in under 1 hour (with combo charging) |
| UPS Switchover | <10ms |
| Noise Level | 30dB |
| Operating Temperature | Extreme heat, cold, humidity, salt spray |
| IP Rating | IP65 (Battery Pack) |
| Product Dimensions (L x W x H) | 16.16″ x 13.43″ x 27.38″ |
| Item Weight | 150 lbs (Power Station) |
| Included Solar Panel | 400W |
| Warranty | 5 Years |
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