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The EcoFlow DELTA 2 Max Lite is a portable power station with a 1.9 kWh LFP battery and up to 3,400 W output with X-Boost, enough to run a fridge, microwave or power tools and to feed a 120V transfer switch as home backup. Capacity expands to 6 kWh with external batteries, and it recharges to 80% in about 43 minutes on AC. The LFP cells are rated for 3,000 full cycles to 80%. Its best new price is $1,029 at Best Buy as of November 7, 2026, with 3 stores listing it new.
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Lowest price we've seen: $1,029.00 on Nov 7 at Best Buy. Tracked across 3 stores since Nov 7.
Rated 4.7 out of 5 from 199 ratings, owners treat the DELTA 2 Max Lite as a dependable backup and off-grid power source. They praise the fast recharge, the LFP battery life and the room to add capacity. The main complaints are weight and the cost of expansion batteries.
With an output of up to 3400W, the EcoFlow DELTA 2 Max Lite Solar Generator uses X-Boost proprietary technology to be able to run multiple appliances. With this amount of power, you can easily connect it to a transfer switch as a 120V home backup power solution. Its design includes an expansion capability that allows you to add external batteries and triple the capacity from 1.9kWh to 6kWh. You also enjoy fast recharging that takes the Solar Generator to 80% in approximately 43 minutes, and the LFP battery offers 3000 complete cycles till it’s down to 80% capacity.