EcoFlow DELTA Max - 1600

EcoFlow DELTA Max Portable Power Station - 1600

Backup your home during power outages with DELTA Max. With an expandable capacity that reaches up to 6kWh, dual charging, and the ability to power your home devices, you can stay powered on in any situation.

• 2-6kWh expandable capacity for home backup

• Power heavy-duty devices with 2400W output

• Charge 0-80% in just 65 minutes

• Solar charge in as fast as 2.5 hours

• Up to 3400W fast dual charging

• Smart App control


  • Expandable Capacity

    Expandable Capacity

    A single DELTA Max unit packs a 2kWh capacity that is expandable up to 6kWh with DELTA Max smart extra batteries. This means when a blackout hits, you can continue to power your important home devices such as your fridge and lights for hours on end.

  • Dual Charging

    Dual Charging

    DELTA Max charges up safely and rapidly from 0-80% in just 1 hour. And it gets even better. If you're looking for an even faster way to charge up DELTA Max, you can combine AC with the Smart Generator, AC with solar, or the Smart Generator with solar.

  • Power multiple devices

    Power multiple devices

    With EcoFlow's X-Boost technology, DELTA Max can power heavy-duty devices up to 3000W. That means during a power outage or blackout, you can continue to power your fridge, dryer, and more. That's the industry gold standard for a portable power station of this size and capacity.

  • 800W max Solar Input

    800W max Solar Input

    DELTA Max connects with up to 2x 400W EcoFlow solar panels to deliver 800W Max solar charging speeds. With a voltage range from 11-100V and the solar connector, you can also connect other solar panels to your DELTA Max. Even during cold or cloudy days, our smart maximum power point tracking (MPPT) algorithm automatically detects voltage and current in real time to give you optimum solar generation throughout the day.

Technical Specification

Net Weight
Approx. 48 lbs (22 kg)
19.6 x 9.5 x 12 in (49.7 x 24.2 x 30.5 cm)
Charge Temperature
32 to 113°F (0 to 45°C)
Discharge Temperature
-4 to 113°F (-20 to 45°C)
24 months
Charge Method
AC Wall Outlet, 12V Car Adaptor, Solar Panel, Smart Generator, Smart Extra Battery
Full Recharge Time
1.6 Hours (AC) 16.8 Hours (12V Car Charger)
4.5-9 Hours (Using 4x 110W Solar Panels)
3.4-6.8 Hours (Using 4x 160W Solar Panels)
2.5-5 Hours (Using 2x 400W Solar Panels)
Cell Chemistry
Cycle life
500 Cycles to 80%+ capacity
Management Systems
BMS, Over Voltage Protection, Overload Protection, Over Temperature Protection, Short Circuit Protection, Low Temperature Protection, Low Voltage Protection, Overcurrent Protection
Testing and Certification
Smart Extra Battery
Supports up to 2 DELTA Max Smart Extra Batteries (sold separately)
DC5521 Output (x2)
12.6V/3A, per port
USB-A Output (x2)
5V 2.4A, 12W max, per port
USB-C Output (x2)
5/9/12/15/20V 5A, 100W max
Smart Generator
Supported (sold separately)