Capacity for your day
Battery capacity (Wh) helps determine runtime. Choose a larger reserve for longer outages or more energy use.
NOVANEST / AUTHORIZED ECOFLOW RESELLER
2-4kWh
A larger reserve.
More possibilities.
Explore the 2–4kWh category for more stored energy and flexible backup planning.
- Authorized EcoFlow reseller
- Free shipping · Contiguous U.S.
- Direct from U.S. warehouses
2-4kWh
Explore the lineup.
Compare current prices and availability below.
BEFORE YOU CHOOSE
A little clarity. A better choice.
Output for your essentials
Match rated AC output to the devices you plan to run, including their startup demand.
Room to grow
Want extra batteries or solar charging? Check support and input limits for the specific DELTA model.
Good questions. Clear answers.
Which DELTA should I choose?
List the devices you need to power and their running and startup watts. Then choose enough rated output for the load and enough battery capacity for your target runtime.
Where do you ship?
We ship to the contiguous 48 U.S. states. Shipping is free, with fulfillment from EcoFlow’s U.S. warehouses.
How do I check availability?
Use the stock filter and check the product page for current purchase options. Availability can change before an order is processed.
Need help choosing?
Tell us what you want to power. We’ll help you narrow it down.