EcoFlow DELTA 2 Max - EFDELTA2Max-US

EcoFlow DELTA 2 Max - EFDELTA2Max-US

 Features

• Fume-free, Quiet, Zero Maintenance

• World's Fastest Recharging Methods

• Power up to 99% of Appliances

• Lightest 2400W LFP Solar Generator on the Market

• LFP Battery: 3000 cycles, 6× more than the industry average. Use every day for 10 years

• Large Expandable Capacity from 2048Wh to 6144Wh

• Plug and play home backup power

• Quiet Recharging

• Customized In-app Energy Management

• Ultra-Fast Home Backup Switchover Speed

• Multiple Levels of Protection for Safety and Reliability

• Compatible with EcoFlow Ecosystem Products

• Power Through Extended Blackouts

• 5-Year Warranty

No fumes, No noise, No maintenance.

• Fume-free: since power stations don't burn fuel, they don't produce emissions or fumes, making them a clean and eco-friendly alternative to gas generators.

• Quiet: without internal noisy combustion engines, DELTA 2 Max is extremely quiet, even when charging.

• Maintenance-free: There's no fuel to refill, no filters or fluids to change or mechanical parts that need constant maintenance.

World’s Fastest Recharging Methods

• Industry's Fastest AC Recharging: Get an input of up to 1800W with X-Stream technology. Charge 0-80% in 68 min (1.1 hour)

• Industry's Fastest AC + Solar Recharging: Charge to 80% in 43 min. Fully charge in about 1 hour.

• Harness Clean Solar Energy For Fast Charging:

• Fully charge with up to 1000W solar input in only 2.3 hours.

Power 99% of Essentials Industry-leading X-Boost Technology

A 2400W output powers up to 15 devices at once. Run some appliances with up to 3400W using X-Boost mode. That means during a power outage or blackout, you can continue to run your fridge, microwave, dryer, and more. Ideal power generator for backup power.

LFP Battery: 3000 cycles, 6× more than the industry average, for up to 10 years of everyday use

• Premium LFP cells for long-lasting battery life. Using the same chemical makeup as Tesla batteries, DELTA 2 Max gives you 3000 complete cycles till it's down to 80% capacity. That's 6× more than the industry average of 500.

• 10 years of everyday use. If used once a day, it can be safely used for about 10 years.

• Advanced BMS protection. Self-regulates voltage, current, and temperature. Charge safely with comprehensive protection.

• Safe and stable for high performance even in warm temperatures.

Customized In-app Energy Management

• Save more on electricity bills: Prioritize the use of solar energy via the EcoFlow app when using AC + solar dual charging. Starts and ends at any time you want to save energy bills by avoiding peak rates.

• Experience peace of mind during power outages AC Always On Mode: power button stays on, even during a power outage or after the grid power is back, keeping appliances powered. Adjust energy sources to fit your needs: backup power reserve or energy savings.

• Lower battery power reminder: Get a notification via the app when the battery hits a low.

Ultra-fast home backup switchover - <30ms EPS auto-switch

When a blackout occurs, the power station automatically switches to the battery supply mode in less than 30ms. It ensures a constant power supply to your devices.

Multiple levels of protection for safe and reliable use

• Made from safe, robust materials and a sturdy one-piece design. It can withstand severe knocks and falls. Each port is reinforced to be resistant to wear and tear.

• The modular electronic components fit together seamlessly and can be easily removed from the unit for maintenance. All wires are copper-plated and polymer-wrapped for enhanced cooling, safety, and strength.

• Rubber anti-slip base.

• A shell of the highest fire-resistant rating, 5VA. Comes with a strengthened handle.

• The EcoFlow service team provides a 5 year warranty. Experience absolute peace of mind.

Compatible with EcoFlow ecosystem products

DELTA 2 Max is compatible with EcoFlow’s product ecosystem, providing a one-stop power solution for users. With the most comprehensive product ecosystem in the industry, power a new world using DELTA 2 Max, Extra Batteries, Portable Solar Panels, WAVE and WAVE 2 Portable Air Conditioners, Smart Generator and so much more…

Specifications

What's In The Box

• DELTA 2 Max

• AC Charging Cable

• Car Charging Cable

• DC5521 to DC5525 Cable

• User manual & warranty card

Product Manuals 

✓EcoFlow DELTA 2 Max User Manual

Videos

What our Experts Think

• High Output & Versatility
  Provides 2,400 W continuous AC power with up to 4,800 W surge, suitable for most household appliances and tools.

• Generous Built-In Battery
  Equipped with a 2,048 Wh Lithium Iron Phosphate (LFP) battery for reliable off-grid or backup use.

• Expandable Capacity
  Supports additional Smart Extra Batteries to reach up to ~6 kWh, allowing for future growth as energy needs increase.

• Fast Charging & Solar Input
  Accepts up to ~1,000 W solar input and supports rapid AC charging for quick turnaround in emergencies or off-grid scenarios.

• Durable & Long-Lasting
  LFP battery rated for ~3,000 cycles to 80% capacity, providing roughly 10 years of daily use.

• Smart Features
  WiFi/Bluetooth-enabled app allows real-time monitoring, remote control, and energy management.

• Ideal Use Cases
  Backup power for essential home loads, mobile use for camping or RVs, and powering tools in off-grid environments.

Q&A

Q: What is the EcoFlow DELTA 2 Max?
A: A high-capacity portable power station designed to provide reliable, clean energy for home backup, outdoor adventures, and off-grid applications.

Q: What is the battery capacity?
A: The DELTA 2 Max offers up to 2 kWh of energy storage, capable of powering appliances, electronics, and tools for extended periods.

Q: What are the main benefits?
A: Fast AC/DC/USB outputs, expandable battery options, portable design, and efficient recharging, making it ideal for emergencies, camping, and off-grid use.

Q: Is it compatible with solar charging?
A: Yes—it supports solar panel input, enabling renewable, off-grid power generation.

Q: Where is it best used?
A: Perfect for home backup, RVs, camping, outdoor events, and emergency preparedness, offering portable, reliable energy wherever needed.

Maintenance Tips

• Regular Charging: Maintain battery levels between 20%–80% for optimal lifespan; avoid prolonged full discharges.

• Proper Storage: Store in a cool, dry, and ventilated area (15°C–25°C / 59°F–77°F), away from direct sunlight, heat, or moisture.

• Clean Connectors: Keep input/output ports and terminals free from dust or debris; wipe with a soft, dry cloth as needed.

• Firmware Updates: Regularly update firmware via the EcoFlow app to ensure optimal performance and safety features.

• Monitor Physical Condition: Inspect for swelling, leaks, or external damage; discontinue use if any issues are detected.

• Safe Handling: Follow manufacturer instructions for moving, connecting, or storing the battery to prevent damage or short circuits.

• Environmental Protection: Avoid exposure to extreme temperatures, high humidity, or water to preserve efficiency and battery lifespan.