The LiTime 3000W 12V Pure Sine rates 3.4 among over 2,000 W 12V inverters; the LiTime 2000W 12V Inverter with ATS rates 3.4 among 1,100 to 2,000 W ones. The LiTime 2000W 12V Inverter with ATS costs $64 less ($245.99 vs $309.99).
A low-cost 3000 W inverter for running big kitchen appliances or tools from a large LiFePO4 bank. It suits DIY off-grid setups more than RVs that need a listed, hardwired unit.
Amazon $309.99For a small RV or home backup setup that wants automatic changeover between grid and battery without paying for an inverter-charger. You still need a separate charger.
Amazon $245.99Prices 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.
These two sit in different size classes (over 2,000 W and 1,100 to 2,000 W), and each is scored against the reference points for its own class, so a rating says how well each does among its own size peers. How we rank explains each factor.
| Factor weight | LiTime 3000W 12V Pure Sine | LiTime 2000W 12V Inverter with ATS |
|---|---|---|
| Overall rating | 3.4/5 | 3.4/5 |
| Value 30% | 93 $0.10 per continuous watt | 91 $0.12 per continuous watt |
| Idle draw 15% | 50 idle draw not published (neutral score used) | 50 idle draw not published (neutral score used) |
| Safety listing 15% | 0 no UL 458 or UL 1741 listing stated | 0 no UL 458 or UL 1741 listing stated |
| Warranty 15% | 25 2-year warranty | 25 2-year warranty |
| Features 15% | 35 remote included, display; no app | 68 remote included, transfer switch, display; no app |
| Efficiency 10% | 100 95% peak efficiency (maker rating) | 56 90% peak efficiency (maker rating) |
| LiTime 3000W 12V Pure Sine | LiTime 2000W 12V Inverter with ATS | |
|---|---|---|
| Output | ||
| Type | Pure sine wave inverter | Pure sine wave inverter |
| Continuous power | 3,000 W | 2,000 W |
| Surge power | 6,000 W | 4,000 W |
| DC input range | 10.5 to 16 V | 10.5 to 16 V |
| Peak efficiency | 95% | 90% |
| Connections | ||
| AC outlets | 4 | 2 |
| GFCI outlets | No | No |
| Hardwire terminal | No | - |
| USB ports | 2 | 2 |
| Transfer switch | No | Yes |
| Parallel units | No | No |
| Control and build | ||
| Remote | Included | Included |
| App | No | No |
| Display | Yes | Yes |
| Safety listing | No | No |
| Cooling | fan | fan |
| Dimensions | 14.96 x 7.40 x 3.94 in | 14.17 x 7.42 x 4.02 in |
| Weight | 11.4 lb | 8.7 lb |
| Warranty | 2 years | 2 years |
