SunGoldPower 3000W LF Inverter Charger
#29 in Inverter-chargersFull review
A popular low-frequency inverter-charger for off-grid cabins and backup systems with big motor loads.
Amazon $911 SunGoldPower $859$859
The SunGoldPower 3000W LF Inverter Charger is the better 12V inverter overall, rated 3.2 to 3.1. The SunGoldPower 3000W LF Inverter Charger leads on value. The SunGoldPower 2000W LF Inverter Charger costs $129 less ($730 vs $859).
SunGoldPower 2000W LF Inverter Charger
#36 in Inverter-chargersFull review
A tough low-frequency inverter-charger for cabins and RVs that run motor loads. It is heavy and has no safety listing.
Amazon $774 SunGoldPower $730$730
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.
Which should you buy?
- Choose the SunGoldPower 3000W LF Inverter Charger for value ($0.29 per continuous watt vs $0.36 per continuous watt).
Scores side by side
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 | SunGoldPower 3000W LF Inverter Charger | SunGoldPower 2000W LF Inverter Charger |
|---|---|---|
| Overall rating | 3.2/5 | 3.1/5 |
| Value 30% | 95 $0.29 per continuous watt | 85 $0.36 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% | 0 1-year warranty | 0 1-year warranty |
| Features 15% | 65 remote included, lithium charge profile, hardwire terminal; no app | 65 remote included, lithium charge profile, hardwire terminal; no app |
| Efficiency 10% | 33 88% peak efficiency (maker rating) | 33 88% peak efficiency (maker rating) |
Specifications
| SunGoldPower 3000W LF Inverter Charger | SunGoldPower 2000W LF Inverter Charger | |
|---|---|---|
| Output | ||
| Type | Pure sine wave inverter-charger | Pure sine wave inverter-charger |
| Continuous power | 3,000 W | 2,000 W |
| Surge power | 9,000 W for 20 s | 6,000 W for 20 s |
| DC input range | 10 to 16 V | 10 to 16 V |
| Power-saving draw | 2.1 A | 2.1 A |
| Peak efficiency | 88% | 88% |
| Connections | ||
| GFCI outlets | Yes | Yes |
| Hardwire terminal | Yes | Yes |
| Transfer switch | Yes | Yes |
| Charger | 90 A | 70 A |
| Lithium charge profile | Yes | Yes |
| Control and build | ||
| Remote | Included | Included |
| App | No | No |
| Display | No | No |
| Safety listing | No | No |
| Cooling | load-controlled fan | load-controlled fan |
| Dimensions | 19.9 x 9.5 x 7.8 in | 19.9 x 9.5 x 7.8 in |
| Weight | 52.9 lb | 44.1 lb |
| Warranty | 1 year | 1 year |