
The EcoFlow DELTA Pro 3 delivers next-level portable energy with a 4000W AC output (8000W surge) and native 120V/240V support, making it suitable for homes, RV systems, workshops, and off-grid setups. Designed for reliability and versatility, it’s a complete solution for emergency backup, travel, or everyday power needs.
With 4000W AC output and X-Boost support up to 6000W, it easily handles central AC units, pumps, ovens, and heavy-duty appliances. Dual 120V/240V capability powers both standard household circuits and high-voltage devices. Expand the system by linking up to three DELTA Pro 3 units for a combined 12,000W of power.
Charge from 0–80% in only 50 minutes with X-Stream fast charging. Combine AC, solar, Smart Generator, or EV charging for up to 7000W of input using dual-charge options such as AC + solar or AC + generator.
Choose between Smart Home Panel 2 for full home energy management with 20ms switchover, an inlet box (NEMA L14-30R) for split-phase connection, or a manual transfer switch to switch between 120V and 240V as needed.
EcoFlow’s X-Quiet Technology reduces sound levels to 30 dB, making it ideal for indoor use, sleeping areas, or quiet environments.
Use the EcoFlow App to view real-time power flow, adjust charging speeds, manage circuits, and configure Smart Generator settings. A built-in display with magnetic sliding doors provides quick access to essential controls.
The DELTA Pro 3 uses automotive-grade LFP battery chemistry, delivering 4000+ cycles to 80% capacity, representing more than 11 years of daily use. Its IP65-rated battery pack resists dust, water, impacts, and fire. The X-Guard BMS monitors 40+ safety parameters while maintaining optimal performance.
The power station uses a UL-certified 5VA flame-retardant shell and strong CTC construction to ensure maximum protection and structural stability.
A retractable handle and durable wheels allow effortless movement, while the compact footprint works well in RVs, cabins, or small rooms.
Supports up to 3 units for a combined 12,000W output
10ms UPS functionality protects sensitive electronics
Plug-and-play setup with no installation required
Compatible with hybrid power kits for extended backup


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At King of Generators, we are committed to ensuring you have a seamless experience with your purchase. Below is an overview of the EcoFlow warranty policy to help you understand coverage and how to make a warranty claim through King of Generators support.
EcoFlow provides a limited warranty on its products, starting from the date of purchase. The warranty period varies by product type:
DELTA Series & RIVER Series: 1–5 years (depending on model)
Solar Panels: 12 months to 10 years
Accessories: 12 months
Smart Generators: 1–3 years
For detailed coverage, refer to the product-specific warranty on EcoFlow’s official website or contact King of Generators support.
Free repairs or replacements for defects in materials or workmanship
Warranty extensions available for select products upon registration on EcoFlow’s website
The warranty does not cover:
Damage due to misuse, unauthorized modifications, or external factors (e.g., water, weather)
Products purchased from unauthorized sellers or without valid proof of purchase
Products used outside the intended region or incompatible with local power standards
Note: EcoFlow products are designed for use in the U.S. Warranty claims for malfunctions due to use outside the country may not be covered.
If you experience any issues, please contact King of Generators support to initiate a warranty claim.
📞 Phone: (855) 799-2943
📧 Email: info@kinggenerators.com
Our team will assist you with the claim process, including verifying your purchase, troubleshooting the issue, and coordinating with EcoFlow for repair or replacement.
Once approved, we will provide further instructions, including shipping details and estimated resolution time.
For any questions regarding warranty coverage, feel free to contact King of Generators support. We're here to help!