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 is the better hybrid solar inverter overall, rated 3.4 to 3.2. The ECO-WORTHY 5000W 48V AIO Inverter leads on features and warranty. The SunGoldPower SPH504880A wins on value. The SunGoldPower SPH504880A costs $170.99 less ($589 vs $759.99).
The budget version of the SPH5048P for single-unit 120 V systems that will never need 240 V.
Amazon SunGoldPower $589Prices 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 features (UL 1741 listed, Wi-Fi add-on, parallel stacking; no grid sell-back vs UL 1741 listed, Wi-Fi add-on, battery communication; no parallel) and warranty (2-year warranty vs 1-year warranty).
- Choose the SunGoldPower SPH504880A for value ($118 per kW of continuous output vs $152 per kW of continuous output).
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 | SunGoldPower SPH504880A |
|---|---|---|
| Overall rating | 3.4/5 | 3.2/5 |
| Value 30% | 83 $152 per kW of continuous output | 94 $118 per kW of continuous output |
| Solar input 20% | 48 5,500 W of panels, 500 V max, 2 MPPTs | 40 5,500 W of panels, 500 V max, 1 MPPT |
| Efficiency 20% | 38 92% peak efficiency | 25 90% peak efficiency |
| Features 15% | 65 UL 1741 listed, Wi-Fi add-on, parallel stacking; no grid sell-back | 50 UL 1741 listed, Wi-Fi add-on, battery communication; no parallel |
| Warranty 15% | 11 2-year warranty | 0 1-year warranty |
Specifications
| ECO-WORTHY 5000W 48V AIO Inverter | SunGoldPower SPH504880A | |
|---|---|---|
| Output | ||
| Output voltage | 120 V single-phase | 120 V single-phase |
| Continuous output | 5,000 W | 5,000 W |
| Surge | 10,000 W | 10,000 W |
| Peak efficiency | 92% | 90% |
| Transfer time | - | 10 ms |
| Parallel units | Up to 6 units | No |
| Solar | ||
| Max PV power | 5,500 W | 5,500 W |
| Max PV voltage (Voc) | 500 V | 500 V |
| MPPT range | 120 to 450 V | 120 to 450 V |
| MPPT trackers | 2 | 1 |
| PV current per tracker | 22 A | - |
| Runs without battery | Yes | Yes |
| Battery and grid | ||
| Battery voltage | 48 V | 48 V |
| Battery types | - | Lithium, lead-acid |
| Max charge current | 100 A | - |
| AC charge current | 40 A | 40 A |
| Battery communication | - | Yes |
| Grid sell-back | No | No |
| Generator input | - | No |
| UL 1741 | Yes | Yes |
| Build | ||
| App monitoring | Optional add-on | Optional add-on |
| Dimensions | 446.9 x 350 x 133 mm | 426 x 322 x 126 mm |
| Weight | 30.9 lb | 25.4 lb |
| Warranty | 2 years | 1 year |
| Released | 2025-04 | 2025-06 |
