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EcoFlow

EcoFlow DELTA 3 Max Solar Generator PV220W

EcoFlow DELTA 3 Max Solar Generator PV220W

$1,099.00 USD
$2,148.00 USD $1,099.00 USD
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EcoFlow DELTA 3 Max Solar Generator PV220W

DELTA 3 Max Plus (2048Wh)

2048Wh Capacity | 3000W Output | Smart Output Priority

1. 3000W Powerful Output: 6000W surge output. With X-Boost™ mode, supports heavy-duty appliances up to 3800W such as refrigerators, coffee makers, washers, and circular saws.
2. 5 Ways to Charge, Ready in Just 43 Mins: Ready in Just 43 mins (0-80%) with generator charging.
3. 2-10kWh Expandable Capacity: Easily scale up, and can achieve longer runtime with an EcoFlow Smart Generator featuring automatic start and stop.
4. Smart Output Priority: Choose which circuits stay powered via the app. Prioritize what matters and extend runtime when it counts most.


DELTA 3 Max (2048Wh)
1. 2400W Powerful Output: 4800W surge output. With X-Boost™ mode, it supports heavy-duty appliances up to 3400W such as refrigerators, coffee makers, washers, and circular saws.
2. 4 Ways to Charge, Ready in Just 68 Mins: Ready in 68 mins (0-80%) with Wall Charging or Generator Charging.
3. Lightweight and Easy to Carry: Weighing just 20.3 kg, 13% lighter than the previous generation 2kWh product.

Common Features
1. Long-Lasting, Durable, and Reliable: Equipped with automotive-grade full-tab LFP cells, offering 10 years of reliable power, 24/7 protection BMS, and EV-grade CTC structure that protects against overnight condensation and off-road bumps during transport.
2. 10ms Auto-Switch: Fast enough to keep critical devices like NAS systems and servers running smoothly.
3. 25dB Whisper-Quiet Operation: Ultra-low noise (≤25dB at 600W).
4. OASIS 3.0 Smart App Control: Dashboard to monitor real-time battery status, electricity prices, and savings. Storm Guard Mode automatically activates backup power before extreme weather hits. Self-Powered Mode and Scheduled Tasks save you money daily.
5. Up to 5-Year Warranty: Includes 3-year standard warranty and 2-year extended warranty available upon EcoFlow App registration.

2400W Output— Powerful. Stable. Built to Handle It All

 

EcoFlow DELTA 3 Max (2048Wh) delivers 2400W AC rated output. With X-Boost™ 3.0 technology, it supports devices up to 3400W—effortlessly taking on your heavy-duty appliances. The inverter samples AC voltage and current every 33μs with high precision using a DSP chip, ensuring pure sine wave output with beyond grid-level stability—ideal for powering sensitive electronics reliably.

 

Kitchen

Kitchen

Living Room

Living Room

Office

Office

Garage

Garage

Laundry Room

Laundry Room

RV Camping

RV Camping


4 Ways to Charge Up — Ready in Just 68 Mins

Remote charging control for added peace of mind.

Wall Charging

Wall Charging

1800W Input, 0-80% in 68 mins[3]. EcoFlow’s exclusive Storm Guard Mode[4] monitors severe weather alerts and automatically triggers AC charging remotely using industry-leading X-Stream fast charging tech—so it can be ready long before a disaster hits.

Generator ChargingGenerator Charging

With 1800W input, recharge to 80% in just 68 mins[1]. The EcoFlow Smart Generator 4000 (Dual Fuel) powers up DELTA 3 Max (2048Wh) for storms, outages, and off-grid living[5].

Solar ChargingSolar Charging

500W Input, 0-80% in 3.43 hrs. Pair it with EcoFlow Solar Panels (25% high-efficiency) for reliable power during camping trips, van life, or off-grid living[6].

Alternator ChargingAlternator Charging

With the EcoFlow 500W Alternator Charger[7], get ready fast while on the move.

 

Long-Lasting, Durable, Always Ready for Emergencies

Automotive-Grade Full-Tab LFP Cells

Rugged exterior and intelligent BMS for unmatched reliability

Built to Last

From battery chemistry to structural design, DELTA 3 Max (2048Wh) is engineered for extreme durability, environmental resilience, and whisper-quiet performance.

Smart, 24/7 Battery Protection

Smart, 24/7 Battery Protection

EcoFlow’s advanced BMS uses a high-performance ARM Cortex chipset and intelligent algorithms to monitor your battery in real time. By tracking SOC, SOH, temperature, and more, it ensures peak performance, extended battery life, and worry-free operation.

EV-Grade CTC Structure

EV-Grade CTC Structure

Built with a cell-to-chassis (CTC) structure, DELTA 3 Max (2048Wh) is drop-resistant and shockproof—protecting against overnight condensation and off-road bumps during transport. You get stable power even in the most demanding conditions.

Extreme Environment Resistance

Extreme Environment Resistance

DELTA 3 Max (2048Wh) keeps your power flowing through freezing cold, scorching heat, humid environments (95% humidity tolerance), or coastal air—for reliable energy anytime, anywhere[8].

Class B EMC Certification

Class B EMC Certification

Certified to Class B EMC standards, it won’t interfere with TVs, Wi-Fi, or other home electronics.

25dB Whisper-Quiet Operation Under Loads [9]

25dB Whisper-Quiet Operation Under Loads [9]

Powered by X-Quiet™ 3.0, EcoFlow’s stepless fan control adjusts airflow smoothly to maintain precise thermal regulation—keeping your home or workspace peacefully quiet, even under heavy loads.

 

Compact, Portable, Lighter than Ever — Works Anywhere

Lightweight and easy to carry, DELTA 3 Max (2048Wh) fits into any setting—from home to the great outdoors. Weighing just 20.3 kg, it’s 13% lighter[10] for effortless portability while still packing serious power.

 

Deeper Insights, Easier Control

 

Monitor your energy usage and solar generation—all with one intuitive dashboard. Set timed charging/discharging missions so that you can charge during off-peak hours, discharge during peak rate periods to save costs.

 

Compatibility

Footnotes 

1. 0-80% in 68 minutes was measured in optimal conditions using AC charging with X-Stream Fast Charging mode on.
2. Based on proper product usage, DELTA 3 Max (2048Wh) is estimated to have a lifespan of approximately 10 years, according to internal simulation test data. This information is for reference only; actual user experience may vary.
3. All charging speed data comes from EcoFlow Labs and is for reference only. The actual data may vary slightly depending on the usage environment, device condition, software version, and other factors.
4. Feature requires preset activation via the EcoFlow App.
5. EcoFlow Smart Generators are sold separately.
6. EcoFlow Solar Panels are sold separately.
7. EcoFlow 500W Alternator Charger is sold separately.
8. Unless otherwise noted, all images, videos, and screen display contents about the product itself on this page are for reference only. Actual product effects (including but not limited to appearance, color, and size) and screen display contents (including but not limited to backgrounds, UI, and illustrations) may vary.
9. Noise levels measured at 1m under 25°C ambient: ≤25dB (600W) for charging/discharging.
10. Compared with EcoFlow DELTA 2 Max

What's In The Box?

Tech Specs

Net Weight

20.3+0.4kg

Dimensions (HWD)

494mm×239mm×305mm

Rated Capacity

2048Wh 51.2V 40Ah

Cell Chemistry

LFP (LiFePO4)

AC Output

120V 60Hz 2400W total, 20A (x4) Max per port

X-Boost

3400W

USB-A Output

USB-A (x1): 5V-3A/9V-2A/12V-1.5A, 18W Max

USB-C Output

USB-C (x1): 5/9/12/15V-3A,20V--5A, 100W Max
USB-C (x2): 5/9V-3A, 15V-2A,30W Max per port, total 30W

Cigarette Lighter Output Port

12.6V, 10A, 126W Max

AC Input (Charge Only)

100-120V~15A 50/60Hz

Maximum PV Input Power(W)

500W

Charge Temperature

0°C-45°C (32°F-113°F)

Discharge Temperature

-10 to 45°C (14°F-113°F)

Operating Humidity

20%-95%

Warranty

5-Year Warranty
*Includes 3-year standard warranty and 2-year extended warranty available upon EcoFlow App registration.

Communication Method

Wifi 2.4GHz/ Bluetooth5.0

EMC

Class B

UPS

<10ms

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