Why it ranks here: 11 owner comments bring up solar charging; overall score 3.8 from 35 owner comments. $1,028.99 (price as of 2026-11-07)
ups backupsolar charging
“Now I have an EcoFlow Delta 2 Max with an expansion battery and two 5kwh server rack batteries retrofitted to feed into the solar input ports if needed.”
“I have the following in my full time trailer: Delta 3 plus (1024 kw) 2 smart batteries (2x1024 kw) 2 220 solar panels (2x220w) Alternator charger (800w) I like that you can adjust the ac charging power draw on the delta through the app from 1600w to 20…”
“i have an 800W Stream microinverter which i like for its low start-up voltage and build,i have ordered an EcoFlow River 3 Plus, however i use rigid solar panels from renogy as there better and cheaper than portable solar pannels.,the ecoflow app seems the best…”
“I was ready to buy an Oupes Mega 2, which was also good for bang for the buck, but thankfully someone mentioned the F3000LFP and it was a no-brainer after comparing the specs.”
Why it ranks here: 3 owner comments bring up solar charging; overall score 3.5 from 8 owner comments. $1,028.99 (price as of 2026-11-07)
ups backupsolar charging
“Now I have an EcoFlow Delta 2 Max with an expansion battery and two 5kwh server rack batteries retrofitted to feed into the solar input ports if needed.”
“This is what I got about 2 years ago for $650-$700 (I cannot remember which) https://ebay.io/m/vPmki4 EcoFlow Delta 2 Max with two solar inputs and two extra battery ports.”
“I have the Bluetti EB70 and it is doing great, but I wish I had the AC180 just because of the power output of 1800W instead of only 800W my EB70 is providing.”
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