For a 120 V cabin or backup circuit with a decent array and long panel strings. Buyers who need 240 V should look at a split-phase unit instead of buying two.
Amazon ECO-WORTHY $759.99The ECO-WORTHY 5000W 48V AIO Inverter and the Rich Solar NOVA 6K are evenly matched, rated 3.4 and 3.3. The ECO-WORTHY 5000W 48V AIO Inverter leads on value. The Rich Solar NOVA 6K wins on features and warranty. The ECO-WORTHY 5000W 48V AIO Inverter costs $540 less ($759.99 vs $1,299.99).
For a 120 V off-grid cabin or RV-style system that needs a UL-listed unit with a US support line. Similar hardware sells for much less under other brands.
Rich Solar $1,299.99Prices were last checked October 23, 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 ECO-WORTHY 5000W 48V AIO Inverter for value ($152 per kW of continuous output vs $200 per kW of continuous output).
- Choose the Rich Solar NOVA 6K for features (UL 1741 listed, Wi-Fi app, parallel stacking, battery communication; no grid sell-back vs UL 1741 listed, Wi-Fi add-on, parallel stacking; no grid sell-back) and warranty (3-year warranty vs 2-year warranty).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every 120 V hybrid solar inverter; a clear win is highlighted. How we rank explains each one.
| Factor weight | ECO-WORTHY 5000W 48V AIO Inverter | Rich Solar NOVA 6K |
|---|---|---|
| Overall rating | 3.4/5 | 3.3/5 |
| Value 30% | 83 $152 per kW of continuous output | 67 $200 per kW of continuous output |
| Solar input 20% | 48 5,500 W of panels, 500 V max, 2 MPPTs | 54 8,000 W of panels, 550 V max, 2 MPPTs |
| Efficiency 20% | 38 92% peak efficiency | 32 91% peak efficiency |
| Features 15% | 65 UL 1741 listed, Wi-Fi add-on, parallel stacking; no grid sell-back | 80 UL 1741 listed, Wi-Fi app, parallel stacking, battery communication; no grid sell-back |
| Warranty 15% | 11 2-year warranty | 22 3-year warranty |
Specifications
| ECO-WORTHY 5000W 48V AIO Inverter | Rich Solar NOVA 6K | |
|---|---|---|
| Output | ||
| Output voltage | 120 V single-phase | 120 V single-phase |
| Continuous output | 5,000 W | 6,500 W |
| Surge | 10,000 W | 13,000 W |
| Peak efficiency | 92% | 91% |
| Transfer time | - | 10 ms |
| Parallel units | Up to 6 units | Up to 6 units |
| Solar | ||
| Max PV power | 5,500 W | 8,000 W |
| Max PV voltage (Voc) | 500 V | 550 V |
| MPPT range | 120 to 450 V | 90 to 450 V |
| MPPT trackers | 2 | 2 |
| PV current per tracker | 22 A | 18 A |
| Runs without battery | Yes | - |
| Battery and grid | ||
| Battery voltage | 48 V | 48 V |
| Battery types | - | Lithium, AGM, gel, flooded |
| Max charge current | 100 A | 120 A |
| AC charge current | 40 A | 120 A |
| Battery communication | - | Yes |
| Grid sell-back | No | No |
| UL 1741 | Yes | Yes |
| Build | ||
| App monitoring | Optional add-on | Included |
| Dimensions | 446.9 x 350 x 133 mm | 147.4 x 432.5 x 575.6 mm |
| Weight | 30.9 lb | 40.6 lb |
| Warranty | 2 years | 3 years |
| Released | 2025-04 | 2024-09 |
