The Renogy 2000W HF Inverter Charger rates 3.9 among inverter-chargers 12V inverters; the Go Power! GP-ISW2000 rates 2.2 among 1,100 to 2,000 W ones. The Renogy 2000W HF Inverter Charger costs $290 less ($469.99 vs $759.99).
A compact, light inverter-charger for vans and small RVs that plug into shore power and run on lithium. It costs much less than Victron or Xantrex units with similar features.
Amazon $469.99For RVs that need 2,000 W from GFCI outlets with very low powersave draw.
Amazon $759.99Prices 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 (inverter-chargers 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 | Renogy 2000W HF Inverter Charger | Go Power! GP-ISW2000 |
|---|---|---|
| Overall rating | 3.9/5 | 2.2/5 |
| Value 30% | 100 $0.23 per continuous watt | 19 $0.38 per continuous watt |
| Idle draw 15% | 93 1 A idle (about 12 W) with nothing plugged in | 13 1.8 A idle (about 21.6 W) with nothing plugged in |
| 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% | 92 remote included, app, lithium charge profile, display | 12 optional remote; no app |
| Efficiency 10% | 56 90% peak efficiency (maker rating) | 78 92% peak efficiency (maker rating) |
| Renogy 2000W HF Inverter Charger | Go Power! GP-ISW2000 | |
|---|---|---|
| Output | ||
| Type | Pure sine wave inverter-charger | Pure sine wave inverter |
| Continuous power | 2,000 W | 2,000 W |
| Surge power | 4,000 W for 100 ms | 3,500 W |
| DC input range | 10.5 to 16.5 V | 10.5 to 16.5 V |
| Idle draw | 1 A (12 W) | 1.8 A (21.6 W) |
| Power-saving draw | - | 0.1 A |
| Peak efficiency | 90% | 92% |
| Connections | ||
| AC outlets | - | 2 |
| GFCI outlets | - | Yes |
| Hardwire terminal | - | No |
| USB ports | - | None |
| Transfer switch | Yes | No |
| Charger | 80 A | - |
| Lithium charge profile | Yes | - |
| Parallel units | - | No |
| Control and build | ||
| Remote | Included | Optional extra |
| App | Built in | No |
| Display | Yes | No |
| Safety listing | No | No |
| Cooling | - | load-controlled fan |
| Dimensions | 15.3 x 11.3 x 4.3 in | 443 x 248 x 83 mm (17.45 x 9.76 x 3.27 in) |
| Weight | 13 lb | 11.6 lb |
| Warranty | 2 years | 2 years |
