With LFP cells, DELTA 2 Max is safe, durable, and highly efficient.

Delta 2 max:
Wave 2:
Experience up to 14 hours of cooling or heating with power from DELTA 2 Max
Fastest Cooling & Heating
The world's first wireless portable AC with heater.EcoFlow's tailor-made compressor enables WAVE 2 to provide 5100 BTUs of cooling and 6100 BTUs of heating. Get ready for the ultimate comfort with WAVE 2!
Installation-free, Fits anywhere
Ideal for any compact space. Simple to use, with no installation or drainage* hassle. Includes air ducts to fit your tent, van or other small space. Experience the convenience of cooling and heating without any fuss.
Durable, Safe, Lightweight
With its upgraded LFP battery chemistry, DELTA 2 Max has a lifespan of 3000 complete cycles until it reduces to 80% capacity. You'll get pretty much 10 years of power, even if you use it every day. That's 6× longer than other power stations with a similar capacity and output.
That's 6× longer than other power stations with a similar capacity and output.
A built-in battery management system regulates vitals, including voltage, current, and temperature, keeping DELTA 2 Max safe, secure, and built to stand the test of time.
Made with a sturdy one-piece design, DELTA 2 Max is designed for the rough and tumble of portability. Each port is reinforced, protecting them against wear and tear.
Even with its upgraded LFP battery, DELTA 2 Max is still 30% lighter than similar power stations on the market.
Power pretty much anything with up to 3400W Output
DELTA Max powers almost all the devices you need with a large 2400W AC output. With X-Boost proprietary technology, run appliances with an output of up to 3400W. Compared with similar portable power stations, DELTA 2 Max can power more devices while also preventing overloading and overheating.
120V Home Backup: Power through outages
Power your essential appliances with a hefty 2400W AC output by connecting DELTA 2 Max (2kWh) and up to two Smart Extra Batteries (6kWh) with your home's transfer switch for partial home backup. With a plug-and-play design, it's easier than ever to prepare for blackouts.