13th July 2024

EcoFlow appears to be on ‘a can’t cease, gained’t cease’ mission to remodel not solely the world of transportable photo voltaic mills, however can be beginning to develop a number of home equipment that make the most of these transportable energy sources.

Following on the heels of a profitable lineup of transportable energy stations and photo voltaic panels, EcoFlow has launched the DELTA 2 Max transportable energy station. This two kilowatt-hour unit packs a punch with its means to push out practically 2,800 watts of steady AC energy output.

EcoFlow DELTA 2 Max Solar Generator

Picture credit score: Kyle Area, CleanTechnica

We pushed this factor more durable than we had pushed any transportable energy station we’ve examined, and it merely refused to die. With 2,800 watts of AC energy output functionality, it may well simply energy nearly any equipment in the home, together with energy instruments, 110 volt welders, and EV automobile chargers, along with the standard assortment of fridges, cameras, drones, and the like.

Charging The EcoFlow DELTA 2 Max

The EcoFlow DELTA 2 Max is properly geared up to tug energy in and push it again out once more. When plugged into an AC wall outlet, it may well completely gobble the facility down. It encompasses a alternative between gradual charging at round 400 watts, or quick charging at as much as 1,800 watts. Recharging in quick mode interprets to about an hour and a half for a full cost, with the charging pace truly fizzling out because the battery pack fills up.

When flattening 1,800 watts of energy at a time, the cables to the wall begin warming up, and it’s particularly necessary to make certain you’re utilizing the cable provided by EcoFlow, because the cables made by mere mortals gained’t doubtless maintain as much as this quantity of energy draw for very lengthy.

EcoFlow DELTA 2 Max Solar Generator

Picture credit score: Kyle Area, CleanTechnica

EcoFlow has additionally continued to construct out its array of photo voltaic panel choices, and despatched alongside its 220 watt bifacial folding versatile photo voltaic panel for us to check. That is the primary transportable folding bifacial panel we’ve seen, and sandwiches the bifacial photo voltaic cells between two layers of clear sturdy plastic.

Bifacial photo voltaic panels nonetheless produce nearly all of their electrical energy from solar hitting the highest of the panel. This implies the panel itself is directional, and as such, it is very important make sure that the facet labeled as “solar going through” ought to be oriented appropriately. That is the facet with the wires popping out of it, which is a bit complicated, however the cables have loads of size to make it work with minimal fuss.

The manufacturing of bifacial photo voltaic panels improves primarily based on the extra assortment floor on the again of the panel roughly, relying on the kind of floor they’re arrange on. Picture courtesy: EcoFlow

The again facet of the panels harness gentle reflecting up from the again of the unit. That is helped alongside by the stand for the panels, which doubles because the padded case for the unit. The within of the stand is a shiny white floor, which helps mirror a few of the gentle passing by the panels and from close by areas again as much as the rear of the photo voltaic panel. In our testing we did see manufacturing over 200 watts, though it was troublesome to attain on the grassy floor we examined it on. It carried out barely higher on lighter coloured cement, which is consistent with EcoFlow’s estimates within the picture above.


We spent a whole day utilizing this as the facility supply for our warmth gun as we vinyl-wrapped a automobile, working the warmth gun, music, and our gadgets off of it. The belief that these transportable energy stations can’t solely be used when the facility goes out, but in addition as transportable energy sources within the residence for conditions the place an extension twine would usually be wanted was eye-opening. It nearly felt prefer it was bopping together with the music as we labored. Granted, our warmth gun solely pulled between 500 and 900 watts, relying on the temperature and throughput quantity, however that was simply the beginning.

EcoFlow DELTA 2 Max Solar Generator

Picture credit score: Kyle Area, CleanTechnica

We ran it by the traditional gamut of kitchen equipment exams, starting from our 800 watt kettle as much as the complete complement of 1,500 watts value of blenders, mixers, and kettles, and once more it hardly observed. The EcoFlow DELTA 2 Max boasts 6 AC retailers on the rear of the unit, in addition to two 12 volt, Three amp barrel connectors, and a typical 12 volt automotive outlet. On the entrance of the unit, 4 USB-A retailers and two USB-C retailers make it simple to cost all of your gadgets with out the necessity for an additional AC adapter.

We ran a small automotive fridge unit from the 12 volt barrel outlet, and pulling between 5 and 55 watts relying on whether or not the compressor was working or not, the EcoFlow DELTA 2 Max stored up with out lacking a beat. This can be a minor job when it comes to output, however mirrors actual world situations prospects will doubtless use it for.

EcoFlow DELTA 2 Max Solar Generator

Picture credit score: Kyle Area, CleanTechnica

It’s simple to think about this unit being put to job as a backup energy station for a house. Granted, with simply two kilowatt-hours of storage capability, you’ll must tightly handle how a lot energy you’re pulling. With 2,400 watts of steady output and a staggering 4,800 watts of peak energy output, this unit would haven’t any concern supporting a compact tiny home or RV setup by itself. Including in a photo voltaic panel or two additional extends that functionality.


The EcoFlow DELTA 2 Max is a particularly succesful transportable energy station, although it’s a bit on the heavy facet at 50+ kilos. That calls into query the transportable nature of the unit, although. With one thing of this measurement, it’s doubtless you’re not going to be transferring it round an entire lot. That holds true for many giant battery techniques, as their weight and the comparatively fragile nature of the battery cells themselves makes it a good suggestion to depart them stationery as a lot as doable.

The EcoFlow DELTA 2 Max is $1,899, which is a barely greater value than many of the competitors within the transportable energy station area. EcoFlow at the moment has the DELTA 2 Max on sale and is at the moment together with two 110 watt photo voltaic panels free with buy. That positively helps the worth proposition, nevertheless it’s nonetheless a premium unit and is priced as such.

For extra details about the EcoFlow DELTA 2 Max and the 220 watt bi-facial folding photo voltaic panel, head over to EcoFlow’s web site.

EcoFlow DELTA 2 Max Specs

  • Weight: 23 kg
  • Capability: 2,048 Wh
  • Battery Chemistry: LFP (LiFePO4 battery)
  • Cycle Life: 3,000 cycles to 80% capability
  • Dimensions: 497 × 242 × 305 mm /19.6 × 9.5 × 12 in


  • AC Enter: Quick Cost 1,800W, 15A
  • DC Automotive Enter: 12V/24V battery, 8A
  • DC Photo voltaic Enter: 11-60V 15A, single port 500W; twin port 1,000W


  • AC Output: 2,400W steady, 4,800W peak
  • AC Retailers: 6
  • DC 5521 Retailers: 2 ports, 12.6V, 3A, 38W Max per port
  • USB-A Retailers: 2
  • USB-C Retailers: 2

Join every day information updates from CleanTechnica on electronic mail. Or observe us on Google Information!


Have a tip for CleanTechnica, need to promote, or need to recommend a visitor for our CleanTech Discuss podcast? Contact us right here.

Former Tesla Battery Knowledgeable Main Lyten Into New Lithium-Sulfur Battery Period — Podcast:

I do not like paywalls. You do not like paywalls. Who likes paywalls? Right here at CleanTechnica, we applied a restricted paywall for some time, nevertheless it all the time felt mistaken — and it was all the time powerful to resolve what we should always put behind there. In principle, your most unique and greatest content material goes behind a paywall. However then fewer folks learn it! We simply don’t love paywalls, and so we have determined to ditch ours. Sadly, the media enterprise remains to be a troublesome, cut-throat enterprise with tiny margins. It is a unending Olympic problem to remain above water and even maybe — gasp — develop. So …

Should you like what we do and need to help us, please chip in a bit month-to-month by way of PayPal or Patreon to assist our staff do what we do! Thanks!



Leave a Reply

Your email address will not be published. Required fields are marked *

This site uses Akismet to reduce spam. Learn how your comment data is processed.