EcoFlow DELTA Pro Ultra – 6–30kWh Whole-Home Backup | 6900W
The EcoFlow DELTA Pro Ultra is a powerful whole-home backup solution with expandable capacity, high output power, and near-instant UPS protection. It provides safe, reliable, and silent energy whenever you need it.
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6–30kWh expandable capacity for extended backup.
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6900W output to cover all major appliances.
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5 ways to recharge: AC, Solar, EV Charger, Generator, EcoFlow Ecosystem.
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20ms switchover time for uninterrupted power.
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Quiet operation: 0dB under 2000W load.
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Advanced BMS with X-Cooling for safety and performance.
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Remote monitoring and smart energy management via EcoFlow App.
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5-Year Warranty for long-term peace of mind.
24/7 Energy Management with EcoFlow OASIS

What’s in the box: 1. EcoFlow DELTA Pro Ultra Inverter, 2. EcoFlow Portable Stand, 3. EcoFlow AC Charging Cable – C20, 4. EcoFlow Disassembly and Assembly Tool, 5. EcoFlow Solar to Low-PV Charging Cable, 6. Quick Start Guide and Warranty Card.
Product | EcoFlow DELTA Pro Ultra Inverter |
Size | 69.0 cm (L) x 48.1 cm (W) x 21.4 cm (H) |
Weight | 32.1 Kg |
UPS | ≤20 ms |
Maximum Expandable Capacity | 30 KWh (6144 Wh x 5) |
Output USB | USB-A Output (x2): 5V – 2.4A, 12W per port, 24W Total
USB-C Output (x2): 5/9/12/15/20V-5A Max, 100W Max per port, 200W Total |
Output DC | Anderson Output (x1): 12.6V, 30A, 378W Max |
Output AC 230 V | Discharge: 230V 50Hz 6900W total, 13A(×4) Max per port,
30A(×1) Max per port |
Input Ports | AC Charging/Bypass: 220-240V 50/60Hz, 12.5A
C20 Charging: 220-240V ~ 50/60Hz, 12.5A Solar Charging: HPV 80-450V, 15A, 4000W Max; LPV 30-150V, 15A, 1600W Max |
EV Charging | Supported via EcoFlow PowerPulse EV Charger (7.4kW) |
Waterproof | No, IP54 |
X-Boost | Parallel Operation | Smart Home Panel 2 | Grid Connection | Not Supported |
Protection Type | Over-Temperature, Low-Temperature, Over-Discharge, Over-Charge,
Overload, Short-Circuit, and Over-Current Protection |
Temperature Range | Charging:-20~45℃(-4~113℉) Discharging:-20~45℃(-4~113℉) Storage: -20~45℃(-4~113℉) |
Warranty | 5 Years |
Noise Level | <=30 dB (Under 25°C discharge conditions) |
Connectivity | Wi-Fi & Bluetooth |

What’s in the box: 1. EcoFlow DELTA Pro Ultra Battery, 2. EcoFlow Battery Connection Cable (DELTA Pro Ultra) – 0.2 M, 3. Safety Guide.
Product | EcoFlow DELTA Pro Ultra Battery |
Size | 66.0 cm (L) x 45.5 cm (W) x 20.4 cm (H) |
Weight | 50.8 Kg |
Battery Type | LFP (LiFePO4 battery) |
Battery Cycles | 3500 cycles to 80%+ capacity |
Cell Specification | 20Ah, 3.2V |
Battery Capacity in Wh | 6144 Wh, 102.4V, 60A |
Waterproof | No, IP54 |
Temperature | Discharging temp: −20°C to 45°C (−4°F to 113°F) Charging temp: −20°C to 45°C (−4°F to 113°F) Storage temp: −20°C to 45°C (−4°F to 113°F) (optimum: −20°C to 45°C(68°F to 86°F)) |
Protection Type | Over-Voltage, Overload, Over-Temperature, Short-Circuit, Low-Temperature, Low-Voltage, Overcurrent |

The EcoFlow DELTA Pro Ultra can be connected to your home’s circuits with a Manual Transfer Switch (MTS).
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Installation must be carried out by a Safe Electric-registered electrician in compliance with I.S. 10101:2020 (National Rules for Electrical Installations).
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Installation costs are the responsibility of the purchaser.
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The manual transfer switch will ensure the home is powered either by the grid or by the DELTA Pro Ultra, never both at the same time.