Giandel PS-3000KAR 3000W Pure Sine
#3 in Over 2,000 WFull review
The pick in Giandel’s range for a permanent RV or cabin install, since it is the 3000 W model with an ETL listing and a hardwire terminal.
Amazon $298.50$298.50
The Giandel PS-3000KAR 3000W Pure Sine rates 3.9 among over 2,000 W 12V inverters; the ECO-WORTHY 3000W Inverter Charger rates 3.2 among inverter-chargers ones. The Giandel PS-3000KAR 3000W Pure Sine costs $201.49 less ($298.50 vs $499.99).
ECO-WORTHY 3000W Inverter Charger
#28 in Inverter-chargersFull review
A budget 3000 W inverter-charger for off-grid cabins and DIY RV builds that need a big charger. Specs come only from the Amazon listing.
Amazon $499.99$499.99
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.
Scores side by side
These two sit in different size classes (over 2,000 W and inverter-chargers), 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 | Giandel PS-3000KAR 3000W Pure Sine | ECO-WORTHY 3000W Inverter Charger |
|---|---|---|
| Overall rating | 3.9/5 | 3.2/5 |
| Value 30% | 94 $0.10 per continuous watt | 100 $0.17 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% | 100 ETL listed to UL 458 (per Giandel) | 0 no UL 458 or UL 1741 listing stated |
| Warranty 15% | 12 1.5-year warranty | 0 1-year warranty |
| Features 15% | 50 remote included, hardwire terminal, display; no app | 45 optional remote, lithium charge profile; no app |
| Efficiency 10% | 78 92% peak efficiency (maker rating) | 56 90% peak efficiency (maker rating) |
Specifications
| Giandel PS-3000KAR 3000W Pure Sine | ECO-WORTHY 3000W Inverter Charger | |
|---|---|---|
| Output | ||
| Type | Pure sine wave inverter | Pure sine wave inverter-charger |
| Continuous power | 3,000 W | 3,000 W |
| Surge power | 6,000 W | 6,000 W |
| DC input range | 9.8 to 16 V | - |
| Peak efficiency | 92% | 90% |
| Connections | ||
| AC outlets | 2 | - |
| GFCI outlets | No | - |
| Hardwire terminal | Yes | - |
| USB ports | 1 | - |
| Transfer switch | No | Yes |
| Charger | - | 100 A |
| Lithium charge profile | - | Yes |
| Parallel units | No | No |
| Control and build | ||
| Remote | Included | Optional extra |
| App | No | No |
| Display | Yes | No |
| Safety listing | ETL listed to UL 458 (per Giandel) | No |
| Cooling | load-controlled fan | - |
| Dimensions | - | 17.0 x 11.3 x 4.3 in |
| Weight | - | 16.3 lb |
| Warranty | 1.5 years | 1 year |