EcoFlow DELTA Pro
Power station · DELTA. Specs from the manufacturer page (checked ).

The EcoFlow DELTA Pro is a 3600 Wh portable power station with 3600 W AC output and a 7200 W surge rating. Its capacity can be expanded with up to two DELTA Pro Smart Extra Battery or Smart Generator units, and two DELTA Pro units can be paired for 7200 W. It uses an LFP battery rated at 3,500 cycles to 80% capacity.
Key features
- AC output of 3600W total (surge 7200W), with X-Boost supporting devices up to 4500W
- AC charging input of 1800W max at 120V~15A or 3000W max at 240V~12.5A
- Solar charging input of 1600W max, 11-150V, 15A max
- Car charging input supports 12V/24V battery at 8A
- Anderson port rated 12.6V, 30A; car charger port 126W max
- USB-C output of 100W max per port (2 ports)
- Wi-Fi and Bluetooth connection
- Battery chemistry LFP, 6,500 cycles to 50% capacity
What it is for
- home backup
- RV
- camping
Specifications
| Capacity | 3600 Wh |
|---|---|
| Continuous output | 3600 W |
| Peak / surge | 7200 W |
| Solar input | 1600 W |
| Expandable | Yes |
| Battery chemistry | LiFePO4 |
| Cycle life | 3500 cycles |
| AC charging | 2.7 hours from an AC outlet (1800W) |
| AC output voltage | 220V |
| Weight | 45 kg (99.2 lb) |
| Dimensions | 63.5 × 28.4 × 42 cm (25.0 × 11.2 × 16.5 in) |
From the EcoFlow page. Values the manufacturer does not publish are left out.
How long it runs common appliances
| Appliance | Watts | Runs? | Hours |
|---|---|---|---|
| Refrigerator (with freezer) | 120 W (600 start) | yes | 68 h |
| Chest freezer | 100 W (500 start) | yes | 4.0 days |
| CPAP (no humidifier) | 35 W (40 start) | yes | 3.4 days |
| Gas boiler (pump + controls) | 120 W (300 start) | yes | 48 h |
| Wi-Fi router + modem/ONU | 12 W | yes | 9.9 days |
| Starlink (standard dish) | 60 W (100 start) | yes | 48 h |
| TV 50" | 75 W | yes | 38 h |
| Sump pump 1/2 HP | 920 W (2150 start) | yes | 3.1 h |
| Well pump 1/2 HP | 880 W (2000 start) | yes | 3.2 h |
| Space heater 1500 W | 1500 W | yes | 2.7 h |
Assumes 88 % inverter efficiency, 90 % usable capacity and typical duty cycles. Build your own list in the calculator.
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EcoFlow DELTA Pro comparisons
- DELTA Pro vs Anker SOLIX F3800 Plus
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- DELTA Pro vs Anker SOLIX F3000
- DELTA Pro vs Bluetti Elite 300
- DELTA Pro vs Goal Zero YETI PRO 4000
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All 9 comparisons
On our lists
Connection and wiring
Follow the diagrams in the EcoFlow manual.
Open the EcoFlow manual (PDF) →
Error codes and troubleshooting
| Code | Meaning | What to do | Manual page |
|---|---|---|---|
| High Temperature Charging Protection | The battery is too hot, so charging is stopped to protect it. | Charging resumes automatically once the battery cools down. | 13 |
| High Temperature Discharging Protection | The battery is too hot, so power output is stopped to protect it. | The power supply resumes automatically once the battery cools down. | 13 |
| Low Temperature Charging Protection | The battery is too cold, so charging is stopped to protect it. | Charging resumes automatically once battery temperature rises above 5°C (41°F). | 13 |
| Low Temperature Discharging Protection | The battery is too cold, so power output is stopped to protect it. | The power supply resumes automatically once battery temperature rises above -12°C (10°F). | 13 |
| AC High Temperature Protection | AC output is protected because the product is overheating. The indicator flashes. | Check whether the fan inlet and outlet are blocked. If not, normal operation resumes automatically after the product temperature drops. | 14 |
| AC Low Temperature Protection | AC output is protected because the product is operating at too low a temperature. The indicator flashes. | Use the product at optimum environmental temperatures. Normal operation resumes automatically. | 14 |
6 of 18 codes. From the EcoFlow manual. All 18 DELTA 2 Max / DELTA Pro / DELTA 2 codes →
FAQ
How long will the EcoFlow DELTA Pro run a refrigerator?
About 68 hours for a typical 120 W refrigerator that runs 35 % of the time, after inverter and depth-of-discharge losses.
Can the EcoFlow DELTA Pro start a sump pump or well pump?
Starting surge matters more than running watts: this unit is rated 7200 W peak. That covers a typical 1/2 HP sump pump (about 2150 W to start). Use the calculator with your exact pump.