--- title: "Fronius Primo 8.2-1 vs Growatt MOD 8000TL3-X - Inverter Comparison | ComparePV" description: "Compare Fronius Primo 8.2-1 vs Growatt MOD 8000TL3-X side by side: what actually differs, efficiency, MPP trackers, battery input and the full specification." source: "https://comparepv.com/compare-inverters/fronius-international-fronius-primo-8-2-1/growatt-mod-8000tl3-x" updated: 2026-01-16 --- # Fronius Primo 8.2-1 vs Growatt MOD 8000TL3-X 16 differences, and they point both ways The largest is rated ac power: 0.20 kW apart. 5 of 21 comparable parameters are identical, with 11 more left out because at least one datasheet does not publish them. ## The two inverters | Attribute | A | B | | --- | --- | --- | | Inverter | [Fronius Primo 8.2-1](https://comparepv.com/inverter/fronius-international-fronius-primo-8-2-1) | [Growatt MOD 8000TL3-X](https://comparepv.com/inverter/growatt-mod-8000tl3-x) | | Manufacturer | Fronius International | Growatt | | Rated AC power | 8.2 kW | 8 kW | | Type | Grid-tie | Grid-tie | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | Fronius Primo 8.2-1 | MOD 8000TL3-X | Difference | | --- | --- | --- | --- | | Rated AC power | 8.20 kW | 8.00 kW | 0.20 kW apart | | Warranty | 10 yrs | 5 yrs | +5 yrs for Fronius Primo 8.2-1 | | Max DC voltage | 1000 V | 1100 V | 100 V apart | | Max input current per tracker | 33.0 A | 13.0 A | +20.0 A for Fronius Primo 8.2-1 | | Max efficiency | 97.0 % | 98.6 % | +1.6 pp for MOD 8000TL3-X | | Weight | 21.4 kg | 14.0 kg | -7.4 kg for MOD 8000TL3-X | | Weight per kW | 2.6 kg/kW | 1.8 kg/kW | -0.9 kg/kW for MOD 8000TL3-X | | Max AC power | 8.20 kW | 8.00 kW | 0.20 kW apart | | Grid connection | Single-phase | 3-phase | Single-phase vs 3-phase | | Nominal AC voltage | 240 V | 400 V | 160 V apart | | Max AC current | 34.2 A | 13.3 A | 20.9 A apart | | Start voltage | 80 V | 160 V | -80 V for Fronius Primo 8.2-1 | | Ingress protection | NEMA 4X | IP66 | NEMA 4X vs IP66 | | MPPT voltage range | 200-800 V | 140-1000 V | 200-800 V vs 140-1000 V | | Dimensions | 627x429x206 mm | 387x425x178 mm | 627x429x206 mm vs 387x425x178 mm | | Cooling | forced-air | natural | forced-air vs natural | ## Every compared parameter | Parameter | Fronius Primo 8.2-1 | MOD 8000TL3-X | | --- | --- | --- | | Rated AC power | 8.20 kW | 8.00 kW | | Max AC power | 8.20 kW | 8.00 kW | | Grid connection | Single-phase | 3-phase | | Nominal AC voltage | 240 V | 400 V | | Max AC current | 34.2 A | 13.3 A | | Max PV power | - | 12.00 kW | | DC/AC ratio | - | 1.50 | | Max DC voltage | 1000 V | 1100 V | | MPPT voltage range | 200-800 V | 140-1000 V | | Start voltage | 80 V | 160 V | | MPP trackers | 2 | 2 | | Strings per tracker | - | 1 | | Max input current per tracker | 33.0 A | 13.0 A | | European efficiency | - | 98.1 % | | Max efficiency | 97.0 % | 98.6 % | | CEC efficiency | 96.5 % | - | | Battery input | - | - | | Battery voltage | - | - | | Max charge current | - | - | | Backup power | - | - | | Weight | 21.4 kg | 14.0 kg | | Weight per kW | 2.6 kg/kW | 1.8 kg/kW | | Dimensions | 627x429x206 mm | 387x425x178 mm | | Ingress protection | NEMA 4X | IP66 | | Cooling | forced-air | natural | | Noise | - | - | | Max operating temperature | 60 °C | 60 °C | | Wi-Fi | Yes | Yes | | Ethernet | Yes | Yes | | Arc fault protection | Yes | - | | Integrated DC switch | Yes | Yes | | Warranty | 10 yrs | 5 yrs | ## Related comparisons - [Fronius Primo 8.2-1 vs Growatt MOD 8KTL3-X2(Pro)](https://comparepv.com/compare-inverters/fronius-international-fronius-primo-8-2-1/growatt-mod-8ktl3-x2-pro) - 16 differences, the largest is rated ac power - [Fronius Primo 8.2-1 vs Sungrow SG8.0RT-20](https://comparepv.com/compare-inverters/fronius-international-fronius-primo-8-2-1/sungrow-sg8-0rt-20) - 14 differences, the largest is rated ac power - [Fronius Primo 8.2-1 vs GoodWe GW8000-DT](https://comparepv.com/compare-inverters/fronius-international-fronius-primo-8-2-1/goodwe-gw8000-dt) - 10 differences, the largest is rated ac power - [Growatt MOD 8000TL3-X vs Ginlong Solis S6-GR3P-8K02-NV-ND](https://comparepv.com/compare-inverters/growatt-mod-8000tl3-x/ginlong-solis-s6-gr3p-8k02-nv-nd) - 6 differences, the largest is max input current per tracker --- Source: https://comparepv.com/compare-inverters/fronius-international-fronius-primo-8-2-1/growatt-mod-8000tl3-x Not in this file, on the page: a written summary generated on request.