Anker SOLIX Anker SOLIX C2000 Gen 2
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The Anker SOLIX C2000 Gen 2 is a lithium iron phosphate power station meant to stay connected to the outlet as a reserve: when power fails, the switch to battery happens before a computer left on notices. Capacity doubles with the expansion battery from the same series, sold separately.
On the road it charges from the car's alternator while driving, and is full again in a good couple of hours: for anyone on the move every day this changes how it's used, because a full charge no longer depends on where you stop for the night. The output handles several appliances at once, and the margin between continuous and peak power lets those with a high startup surge start up.
It has no wheels, and its nineteen kilos have to be lifted whole with every move: it suits a van or a corner at home, less so a job site to walk across. Left permanently connected while waiting for an outage, it draws a few watts even when idle: not much in a day, less negligible over a year.
Technical specifications
official manufacturer list price — on nominal capacity
| Parameter | Value | Source |
|---|---|---|
| Weight | 18.9 kg (41.7 lb) | manufacturer website |
| Nominal capacity | 2.048 kWh | Declared by the brand |
| Cell chemistry | LFP (lithium iron phosphate) | Declared by the brand |
| Expandable | Yes | Declared by the brand |
| Maximum expanded capacity | 4 kWh | Declared by the brand |
| Continuous output | 2400 W | Declared by the brand |
| Peak output | 4000 W | Declared by the brand |
| Fastest USB-C | 140 W | Declared by the brand |
| Maximum charge power | 2.3 kW | Declared by the brand |
| Backup power | UPS | Declared by the brand |
| Switchover time | 10 ms | Declared by the brand |
| Rated cycles | 4000 cicli | Declared by the brand |
| Warranty | 5 anni | Declared by the brand |
| Standby consumption | 9 W | Declared by the brand |
| Mounting | Portable | Declared by the brand |
| Official list price | 1499.99 € | Declared by the brand |
| Usable capacity | — | Not declared |
| Depth of discharge | — | Not declared |
| Cell supplier | — | Not declared |
| Peak duration | — | Not declared |
| AC outlets | — | Not declared |
| 0–80% charge time | — | Not declared |
| Maximum solar input | — | Not declared |
| Capacity at end of cycle life | — | Not declared |
| Guaranteed throughput | — | Not declared |
| Guaranteed remaining capacity | — | Not declared |
| Round-trip efficiency | — | Not declared |
| Ingress protection | — | Not declared |
| Minimum temperature | — | Not declared |
| Maximum temperature | — | Not declared |
| Cell heating | — | Not declared |
| Noise level | — | Not declared |
| Wheels and handle | — | Not declared |
| Works without internet | — | Not declared |
| Local control | — | Not declared |
| Open protocols | — | Not declared |
| Home Assistant integration | — | Not declared |
| Where the data is hosted | — | Not declared |
| Remote updates | — | Not declared |
| App required for setup | — | Not declared |
| Declared standards | — | Not declared |
Which documents this page rests on
The rest of the data comes from one page on the manufacturer's site, cited row by row in the table above.
A manual or a datasheet counts as a source even when the original file is hosted elsewhere: what matters is the document, not the server. Where that happens, it is stated above.
What it really costs
How we worked it out
- price
- 1499.990
- nominal capacity
- 2.048
- the manufacturer does not state the guaranteed total energy throughput, which for heavy users is often the limit that runs out first
How we worked it out
- stated cycles
- 4000
- warranty years
- 1825
- the manufacturer does not state the guaranteed total energy throughput, which for heavy users is often the limit that runs out first
- on nominal capacity: the manufacturer does not state the usable figure, so the real cost is higher
- without conversion losses, which the manufacturer does not state: the real cost is higher
How we worked it out
- price
- 1499.990
- nominal capacity
- 2.048
- battery life cycles
- 1825
- round-trip efficiency
- 100
- energy delivered over the whole life
- 3738
- on nominal capacity: the manufacturer does not state the usable figure, so the true number is lower
How we worked it out
- nominal capacity
- 2.048
- weight
- 18.900
- on nominal capacity: the manufacturer does not state the usable figure, so the true number is lower
How we worked it out
- continuous power
- 2400
- nominal capacity
- 2.048
These numbers are calculated, not stated: they have no source to cite, they have a formula you can redo. The price used is the manufacturer's list price, which is stable and the same in every country — not a shop's price on the day.
Pros and cons
In favour
- It takes over in a handful of milliseconds when power fails: a computer left on doesn't restart.
- Capacity doubles with the expansion battery from its series.
- It charges from the alternator while driving: a full charge no longer depends on where you stop for the night. source
- The margin between continuous and peak power lets appliances with a high startup surge start up.
Worth knowing
- It draws nine watts even at rest: anyone who leaves it always connected carries that cost all year.
- No wheels: its nineteen kilos have to be lifted whole with every move. source
- The USB-C ports power devices but don't recharge the unit: for a full charge you need the outlet, solar, or the car. source
Similar products worth weighing up
Alternatives in the catalogue
Chosen by the declared use tier and footprint, not by price: we don't publish prices.
Updates to this sheet and Manufacturer Notes
-
Price updated

