The AIMS Power 2000W Inverter Charger (ETL) is the better 12V inverter overall, rated 3.8 to 3.4. The AIMS Power 2000W Inverter Charger (ETL) leads on features and efficiency. The Go Power! GP-IC-2000-12 wins on idle draw.
A listed low-frequency inverter-charger for cabins, backup and RVs with hard-starting motor loads. It is heavy and idles high, but few listed units surge this long.
Amazon $1,069For 50 A RVs that want an inverter-charger able to pass both shore power legs through.
Prices were last checked October 24, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Each factor is scored 0-100 against the same fixed reference points for every inverter-chargers 12V inverter; a clear win is highlighted. How we rank explains each one.
| Factor weight | AIMS Power 2000W Inverter Charger (ETL) | Go Power! GP-IC-2000-12 |
|---|---|---|
| Overall rating | 3.8/5 | 3.4/5 |
| Value 30% | 62 $0.53 per continuous watt | 50 no current price (neutral score used) |
| Idle draw 15% | 40 2.3 A idle (about 28 W) with nothing plugged in | 50 2.1 A idle (about 25 W) with nothing plugged in |
| Safety listing 15% | 100 ETL listed to UL 458 and CSA C22.2 No. 107.1 | 100 UL certified to 458 & 1741 (with Marine Supplement) and to CSA C22.2 No. 107.1-01 |
| Warranty 15% | 50 3-year warranty | 50 3-year warranty |
| Features 15% | 65 optional remote, app add-on, lithium charge profile, hardwire terminal | 28 optional remote, hardwire terminal; no app |
| Efficiency 10% | 78 92% peak efficiency (maker rating) | 56 90% peak efficiency (maker rating) |
| AIMS Power 2000W Inverter Charger (ETL) | Go Power! GP-IC-2000-12 | |
|---|---|---|
| Output | ||
| Type | Pure sine wave inverter-charger | Pure sine wave inverter-charger |
| Continuous power | 2,000 W | 2,000 W |
| Surge power | 6,000 W for 20 s | 4,000 W for 100 ms |
| DC input range | 10 to 16 V | 9 to 17 V |
| Idle draw | 2.3 A (28 W) | 2.1 A (25 W) |
| Power-saving draw | 1.1 A | 0.4 A |
| Peak efficiency | 92% | 90% |
| Connections | ||
| AC outlets | 2 | 0 |
| GFCI outlets | Yes | No |
| Hardwire terminal | Yes | Yes |
| USB ports | None | None |
| Transfer switch | Yes | Yes |
| Charger | 70 A | 100 A |
| Lithium charge profile | Yes | No |
| Parallel units | No | No |
| Control and build | ||
| Remote | Optional extra | Optional extra |
| App | Optional add-on | No |
| Display | No | No |
| Safety listing | ETL listed to UL 458 and CSA C22.2 No. 107.1 | UL certified to 458 & 1741 (with Marine Supplement) and to CSA C22.2 No. 107.1-01 |
| Cooling | load-controlled fan | fan |
| Dimensions | 15.35 x 11 x 7 in | 349 x 321 x 205 mm |
| Weight | 47.4 lb | 38.7 lb |
| Warranty | 3 years | 3 years |
| Released | 2015-09 | - |
