SolarMax 20K-6G3P 20kW 3-Phase On-Grid Inverter
Full specifications
| Brand | SolarMax |
| Inverter Specifications | |
| Model | SM-20K-6G3P |
| Inverter type | On-Grid |
| Grid type | Three Phase |
| IP class | IP66 |
| Warranty | 5 Years |
| PV Input Data | |
| Max DC input power | 30000 W |
| PV input voltage | 1100 V |
| MPPT voltage range | 160-1000 V |
| Max. PV input current | 30 A |
| No. of MPPT | 2 |
| No. of strings per MPPT | 2 |
| Startup voltage | 180 V |
| AC Output Data | |
| Rated AC output | 20000 W |
| Rated AC output current | 33.7A A |
| Rated voltage | 400 V |
| Power factor | 0.8 leading to 0.8 lagging |
| Battery Data | |
| Battery type | None (on-grid) |
| Protections | |
| PV reverse polarity detection | Yes |
| Insulation resistance detection | Yes |
| Leakage current detection | Yes |
| AC overcurrent protection | Yes |
| Output short circuit protection | Yes |
| Surge protection | Yes |
| Over voltage protection | Yes |
| General Specifications | |
| Weight | 20.1 kg |
| Operating temperature | -25°C ~ +60°C |
| Max. efficiency | 98.4% |
| Size (W×H×D) | 398 × 460 × 190 mm |
Note: Grid-tie only - no battery input and no backup output. 1100 V DC ceiling with a 160-1000 V tracking window, 180 V start-up and a 620 V rated input. Two MPPTs taking 2x30A with 4 strings. The datasheet allows 150% PV configuration at STC, so up to 30000 W of array on a 20 kW inverter. Maximum apparent power 22,000 VA at 3x33.7A per phase on 380/400/415 V 3W+N+PE, with a wide 260-510 V adjustable acceptance range. Peak efficiency 98.4%, European 98.0%. Fan cooling. Type III surge arresters on both DC and AC. IP66, -25 to +60 degC, 4000 m, under 1 W overnight. Bluetooth commissioning through the app. 20.1 kg. 5-year warranty, extendable to 10. Street price in Pakistan Rs 280,000 (w11stop.com, listed by the exact model code SM-20K-6G3P, read 22 Aug 2026).