- Sku: EFDeltaProUltra-US
- Vendor: EcoFlow
EcoFlow DELTA Pro Ultra Single Inverter | 7.2kW AC Output/5.6kW (EFDeltaProUltra-US)
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EcoFlow DELTA Pro Ultra Single Inverter | 7.2kW AC Output/5.6kW
Description
Experience whole-home energy control with the EcoFlow DELTA Pro Ultra Single Inverter, delivering a robust 7.2kW AC output and scalable up to 21.6kW with three inverters—ideal for off-grid living or full-home backup.
Designed for serious solar users, it supports up to 5.6kW of solar input (expandable to 16.8kW), and features a 0-ms online UPS for uninterrupted power during outages. With a proprietary cooling system, it ensures extended lifespan and optimal performance.
Features
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Massive Power Output: Delivers 7.2kW to 21.6kW of AC output by connecting up to three inverters—ideal for home backup, off-grid living, and whole-home energy solutions.
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High Solar Input Capacity: Supports 5.6kW to 16.8kW solar input with up to three inverters, making it one of the most powerful solar generators for residential or commercial setups.
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Seamless Power Protection: Features online UPS functionality with 0-ms transfer time, ensuring uninterrupted power for sensitive electronics and critical appliances.
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Extended Battery Life: Built with a proprietary advanced cooling system, enhancing thermal efficiency and significantly prolonging the battery’s lifespan for long-term performance.
Additional Information
Specifications
| Category | Specification | Details |
|---|---|---|
| General | Model | EFYJ751-PCS-US |
| Net Weight | 31.7 kg (70 lb) | |
| Dimensions (L×W×H) | 690 × 481 × 214 mm (27.2 × 18.9 × 8.4 in) | |
| Connectivity | Wi-Fi | Frequency: 2,412–2,462 MHz / 2,422–2,452 MHzMax Output Power: 0.3597 W |
| Bluetooth | Frequency: 2,402–2,480 MHzMax Output Power: 0.0109 W | |
| Output | AC Output | Discharging: Pure sine, 7,200 W total, 120 V/240 V ~ 60 HzBypass: 100–120 V ~ 30 A total, 50/60 Hz |
| USB-A (×2) | 5 V ⎓ 2.4 A, 12 W max per port, total 24 W | |
| USB-C (×2) | 5/9/12/15/20 V ⎓ 5 A, 100 W max per port, total 200 W | |
| DC Output | 12.6 V ⎓ 30 A, 378 W max | |
| Input | AC Input (Charging) | 100–120 V ~ 15 A; 200–240 V ~ 12.5 A, 50/60 Hz |
| AC Input (Bypass) | 100–120 V ~ 15 A, 50/60 Hz (duration < 3 hrs when current > 12 A) | |
| Power Input/Output | 100–120 V ~ 30 A; 200–240 V ~ 30 A, 50/60 Hz | |
| High-PV Input | 80–450 V ⎓ 15 A max, 4,000 W max | |
| Low-PV Input | 30–150 V ⎓ 15 A max, 1,600 W max | |
| Environmental | Discharging Temperature | −20 °C to 45 °C (−4 °F to 113 °F) |
| Charging Temperature | −20 °C to 45 °C (−4 °F to 113 °F) | |
| Storage Temperature | −20 °C to 45 °C (−4 °F to 113 °F) (Optimum 20 °C to 30 °C / 68 °F to 86 °F) | |
| Altitude | ≤ 3,000 m (9,842 ft) | |
| IP Rating | IP54 | |
| Noise Level | < 30 dB | |
| UPS & Communication | UPS Mode | Backup UPS < 20 ms / Online UPS 0 ms |
| Communication Method | Bluetooth / Wi-Fi / 4G |
In The Box
6. Manufacturer Warranty Information
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5-Year Warranty
Documents
FAQs
Q: How long does it take to fully charge the EcoFlow DELTA Pro Ultra Battery?
A: With a maximum input of 6200W, a single battery can be fully charged in approximately 92 minutes. When charging two or more stacked batteries, the system supports up to 8800W, allowing a full charge in about 1 hour and 56 minutes.
Q: Can the EcoFlow DELTA Pro Ultra Battery be charged without the EcoFlow DELTA Pro Ultra Inverter?
A: No. The EcoFlow DELTA Pro Ultra Battery must be connected to the EcoFlow DELTA Pro Ultra Inverter to charge. It is not compatible with third-party inverters.
Q: Is the EcoFlow DELTA Pro Ultra compatible with third-party inverters?
A: No. For optimal performance and safety, the DELTA Pro Ultra system is only compatible with EcoFlow components.
Q: Can I schedule charging for the EcoFlow DELTA Pro Ultra during off-peak hours?
A: Yes, the system allows you to set custom charging times, making it ideal for avoiding peak utility rates.
Q: What Bluetooth versions does the EcoFlow DELTA Pro Ultra support?
A: The battery supports Bluetooth 4.2 and 5.0 for reliable and flexible connectivity.
Q: Can the EcoFlow DELTA Pro Ultra or Smart Home Panel 2 operate without the EcoFlow app?
A: The Smart Home Panel 2 requires the EcoFlow app to function. The DELTA Pro Ultra can operate independently, but app integration is highly recommended for full control and convenience.
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EcoFlow DELTA Pro Ultra Single Inverter | 7.2kW AC Output/5.6kW (EFDeltaProUltra-US)