Allpowers R3500 V2: our full review

3500 W continuous, 7000 W peak, 2880 Wh and four 230 V outlets: on paper, the Allpowers R3500 V2 is the beefiest station in our catalogue. The catch is that at $1424.00, everything rests on the manufacturer's word: no independent measurement exists for this model, and its own listing still contradicts itself on charging and on the number of compatible expansion batteries.

Our rating
4.1/5
Capacity and efficiency: 3.9 out of 5 (weighting 25%)Capacity3.9Delivered power: 4.3 out of 5 (weighting 25%)Power4.3Recharging: 3.9 out of 5 (weighting 15%)Recharging3.9Ports and control: 4.4 out of 5 (weighting 15%)Ports4.4Build and endurance: 4.1 out of 5 (weighting 12%)Build4.1

How is this rating calculated?

Allpowers R3500 V2 portable power station, screen lit, row of outlets visible

The essentials

The Allpowers R3500 V2 is the most powerful station in our catalogue: 3500 W continuous, 7000 W peak, four 230 V outlets, two MPPT solar inputs and a UPS function advertised at 15 ms switchover. For $1424.00, the equipment is there, and the 2880 Wh capacity is now stated consistently on the official French listing, from the product name to the specification table. The problem is not what the station promises, it is that you have to take its word for it: no independent measurement of power, efficiency or charging speed exists for this specific model, and the manufacturer's documentation stays messy exactly where it matters. Its bullet list claims 4000 W of combined input where its own table caps out at 3300 W, it promises 2000 W of solar where the table stops at 1300 W, and the number of compatible B3000 batteries still ranges from one to about thirty depending on the page. Add 36.95 kg with no wheels and no telescopic handle, and the profile becomes clear: a powerful, well equipped machine to install in a utility room rather than carry around, and one to buy accepting that none of its figures has been checked by a third party.

Strengths

  • 3500 W continuous and 7000 W peak: the most powerful station in our catalogue, able to take an induction hob, an oven or heavy power tools
  • Four 230 V outlets, two USB-C ports at 100 W each, two USB-A, a cigarette lighter socket and a DC5525 port: a complete set of outputs
  • LiFePO4 chemistry rated for more than 3500 cycles, with a 5-year warranty advertised on the station
  • UPS function with a switchover advertised at 15 ms, and two MPPT solar inputs up to 1300 W in total
  • Expandable with additional B3000 batteries, with a station plus battery bundle sold directly by the manufacturer
  • No safety recall or widespread failure identified to date

Limitations

  • No independent measurement of power, efficiency or charging speed exists for this model: everything rests on the manufacturer's own figures
  • The official listing contradicts itself on charging: 4000 W of combined input in the bullet list, 3300 W in the specification table just below, and 2000 W of solar claimed where the table caps out at 1300 W
  • The number of compatible B3000 expansion batteries varies depending on the official page checked, from a single unit to about thirty
  • 36.95 kg with no wheels and no telescopic handle: this is a machine you install, not one you move around often
  • The old 3168 Wh capacity survives in the official page address and in its search engine description, enough to sow doubt when comparing models
  • Sold mainly direct from the manufacturer, with no identified reseller network
Allpowers R3500: see the full details and price →

2880 Wh: a capacity now stated consistently

Capacity is the first figure a buyer looks at, and this station's has long been a moving target. That is no longer the case: on the official page aimed at the French market, 2880 Wh appears everywhere a reader would look for it, in the product name, in the introductory bullet list, in the specification table and in the presentation blocks further down the page. There is no contradiction left to settle.

The 3168 Wh figure, inherited from the previous generation, has not vanished entirely though. It survives in the page address, in the image file names and in the description written for search engines, all leftovers from a rename to "V2" that was never cleaned up to the end. In practice, a buyer comparing two tabs can still read 3168 in an address bar and 2880 on the page itself. That is confusing, but it is no longer a contradiction about what they are buying.

One deeper unknown remains: no independent measurement of the capacity actually delivered exists for this model. The 2880 Wh figure is a nominal capacity, from which the inverter's conversion losses must be subtracted to get the energy really available at the outlets. Without a measurement, that gap cannot be quantified here.

3500 W claimed, and charging figures that do not line up

The 3500 W continuous rating and the 7000 W peak are advertised consistently on the page aimed at France, with no contradiction found on this particular point. It is the best figure in our catalogue, enough to run an induction hob, an oven or heavy power tools without having to choose between appliances. No independent measurement was found, however, to confirm that this power actually holds up under sustained use, or that the 7000 W peak is reachable in practice. On a $1424.00 purchase, that is trust extended to the manufacturer without a safety net.

Charging, on the other hand, contradicts itself on the page itself. The introductory bullet list claims a combined mains plus solar input of up to 4000 W for a one-hour recharge, along with 2000 W of solar charging in 2.5 hours. The specification table a few lines below gives different values: 2000 W maximum on mains input (220-240 V, 10 A), 1300 W maximum on solar across two XT60 MPPT inputs, and 3300 W maximum on combined input. These are not shades of wording, they are two different sets of figures on one single page, and the second is the only one detailed enough to be checkable.

The orders of magnitude in the table do hold together: 2880 Wh at 2000 W on mains alone takes about an hour and a half once conversion losses are counted, which is precisely the duration the manufacturer quotes most often. Adding solar logically brings that down towards an hour. So it is not the promise that is absurd, it is the listing that cannot give the same figure twice for the same specification. And none of these durations has been independently timed.

Four 230 V outlets, and two USB-C ports at 100 W each

The output panel is one of this station's genuine strengths. Four 230 V outlets, where many rivals at this capacity stop at three, two USB-A ports rated for 120 W in total, a cigarette lighter socket and a DC5525 port sharing the same 120 W, all with an LCD screen, Wi-Fi and Bluetooth for app control.

One point deserves clarifying, because it is often read the wrong way. The manufacturer writes "USB-C x2, 20V 5A, 200W maximum": those 200 W are the total for the pair of ports, not the output of a single one. Each port goes up to 20 V and 5 A, which is 100 W, matching the most common USB Power Delivery tier and enough to charge a laptop at full speed. There is no single 200 W port here, and it is an easy confusion to make when comparing two spec sheets.

B3000 extension: how many units, really?

Expandability with the additional B3000 battery is presented as a central selling point of this station, and the manufacturer does sell a station plus battery bundle directly. But the number of B3000 units actually compatible varies widely depending on which official page you check: the French listing's bullet list mentions only one, another page mentions three, yet another allows a calculation of up to 15 units, and a last one mentions around thirty units for a total approaching 100,000 Wh. All these figures come from official manufacturer channels, with none presented as the corrected version of the others.

For a buyer planning a future extension, whether firm or just a possibility, this documentary scatter makes it impossible to know in advance how far the system can really grow without contacting the manufacturer directly for a firm answer. Until that is settled, it is wiser to buy this station for what it offers on its own and treat the extension as a bonus still to be confirmed.

36.95 kg: a machine you install, not one you move

The official specification table gives the weight without ambiguity: 36.95 kg, for 530 x 360 x 345 mm. That is heavy, and above all this station has neither wheels nor a telescopic handle. Two people can carry it; on your own, you set it down once and you do not pick it up often. For home backup installed in a pantry, a garage or a utility room, that is not a problem; for genuinely nomadic use, it is a limiting factor to take into account before buying.

On the reliability front, no recurring failure or safety recall specific to this model has been identified to date, and the LiFePO4 chemistry is rated for more than 3500 cycles with a 5-year warranty advertised on the station. No independent track record exists, on the other hand, on how the battery management system holds up over time for this specific model, the product still being relatively new on the market.

Who it suits, and who it does not

This station makes sense for anyone with a real need for high continuous power: 3500 W is what it takes to pick up an induction hob, an oven or heavy power tools without choosing between appliances. With four 230 V outlets and a UPS switchover advertised at 15 ms, it has the profile of a home backup unit installed permanently, in a utility room, a workshop or an outbuilding.

It suits less well anyone who wants a station they can move: 36.95 kg with no wheels means carrying it with two people, and rarely. It also suits less well anyone who needs verified figures before signing, since for this specific model there is no independent measurement of power, efficiency or charging speed, and the manufacturer's documentation still contradicts itself on charging and on expandability. Before ordering, getting the real input power and the number of compatible B3000 batteries confirmed in writing remains the most useful precaution. Worth noting too: this model is found mainly on direct sale from the manufacturer, with no identified reseller network.

The rating in detail

Our rating
4.1/5
Capacity and efficiency 3.9
Delivered power 4.3
Recharging 3.9
Ports and control 4.4
Build and endurance 4.1
Noise not measured
Allpowers R3500: see the full details and price →

The product and its alternatives

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Allpowers R4000

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Need help choosing?

Frequently asked questions

2880 Wh. The official French listing now shows it consistently in the product name, the bullet list and the specification table. The 3168 Wh figure, inherited from the previous generation, only survives in the page address and in its search engine description. No independent measurement of the capacity actually delivered exists for this model, however.

Not each, no. The manufacturer's wording, "USB-C x2, 20V 5A, 200W maximum", refers to the total across both ports. Each port goes up to 20 V and 5 A, which is 100 W, enough to charge a laptop at full speed but not the same thing as a single 200 W port.

The answer varies depending on the official page checked: from a single unit on the French listing's bullet list to about thirty elsewhere. This documentary scatter does not allow a firm figure to be given; getting written confirmation from the seller before any extension project is recommended.

It is advertised consistently on the official listing, but no independent measurement was found to confirm that it actually holds up under sustained use, or that the 7000 W peak is reachable in practice.

The manufacturer advertises one hour combining mains and solar, an hour and a half on mains alone, or two hours depending on the page. Its own input figures do not line up either: 4000 W of combined input in the bullet list against 3300 W in the specification table, and 2000 W of solar against 1300 W. None of these durations has been independently timed.