--- title: "GoodWe GW8500-MS vs SolarEdge SE15K (Delta grid version; part no. SExxK-xxxxxbxx4) - Inverter Comparison | ComparePV" description: "Compare GoodWe GW8500-MS vs SolarEdge SE15K (Delta grid version; part no. SExxK-xxxxxbxx4) side by side: what actually differs, efficiency, MPP trackers, battery input and the full specification." source: "https://comparepv.com/compare-inverters/goodwe-gw8500-ms/solaredge-se15k-delta-grid-version-part-no-sexxk-xxxxxbxx4" updated: 2026-01-16 --- # GoodWe GW8500-MS vs SolarEdge SE15K (Delta grid version; part no. SExxK-xxxxxbxx4) 11 differences, and they point both ways The largest is rated ac power: 0.20 kW apart. 7 of 18 comparable parameters are identical, with 14 more left out because at least one datasheet does not publish them. ## The two inverters | Attribute | A | B | | --- | --- | --- | | Inverter | [GoodWe GW8500-MS](https://comparepv.com/inverter/goodwe-gw8500-ms) | [SolarEdge SE15K (Delta grid version; part no. SExxK-xxxxxbxx4)](https://comparepv.com/inverter/solaredge-se15k-delta-grid-version-part-no-sexxk-xxxxxbxx4) | | Manufacturer | GoodWe | SolarEdge | | Rated AC power | 8.5 kW | 8.7 kW | | Type | Grid-tie | Grid-tie | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | GW8500-MS | SE15K (Delta grid version; part no. SExxK-xxxxxbxx4) | Difference | | --- | --- | --- | --- | | Rated AC power | 8.50 kW | 8.70 kW | 0.20 kW apart | | Max AC power | 9.35 kW | 8.70 kW | 0.65 kW apart | | Weight | 22.5 kg | 30.7 kg | -8.2 kg for GW8500-MS | | Weight per kW | 2.6 kg/kW | 3.5 kg/kW | -0.9 kg/kW for GW8500-MS | | European efficiency | 97.3 % | 97.6 % | +0.3 pp for SE15K (Delta grid version; part no. SExxK-xxxxxbxx4) | | Max efficiency | 97.7 % | 98.0 % | +0.3 pp for SE15K (Delta grid version; part no. SExxK-xxxxxbxx4) | | Grid connection | Single-phase | 3-phase | Single-phase vs 3-phase | | Max AC current | 42.5 A | 23.0 A | 19.5 A apart | | MPPT voltage range | 80-550 V | 370-600 V | 80-550 V vs 370-600 V | | Dimensions | 511x415x175 mm | 540x315x260 mm | 511x415x175 mm vs 540x315x260 mm | | Cooling | natural | forced-air | natural vs forced-air | ## Every compared parameter | Parameter | GW8500-MS | SE15K (Delta grid version; part no. SExxK-xxxxxbxx4) | | --- | --- | --- | | Rated AC power | 8.50 kW | 8.70 kW | | Max AC power | 9.35 kW | 8.70 kW | | Grid connection | Single-phase | 3-phase | | Nominal AC voltage | 230 V | 230 V | | Max AC current | 42.5 A | 23.0 A | | Max PV power | - | 11.74 kW | | DC/AC ratio | - | 1.35 | | Max DC voltage | 600 V | 600 V | | MPPT voltage range | 80-550 V | 370-600 V | | Start voltage | 80 V | - | | MPP trackers | 3 | - | | Strings per tracker | 1 | - | | Max input current per tracker | 16.0 A | - | | European efficiency | 97.3 % | 97.6 % | | Max efficiency | 97.7 % | 98.0 % | | CEC efficiency | - | - | | Battery input | - | - | | Battery voltage | - | - | | Max charge current | - | - | | Backup power | - | - | | Weight | 22.5 kg | 30.7 kg | | Weight per kW | 2.6 kg/kW | 3.5 kg/kW | | Dimensions | 511x415x175 mm | 540x315x260 mm | | Ingress protection | IP65 | IP65 | | Cooling | natural | forced-air | | Noise | - | 50 dB | | Max operating temperature | 60 °C | 60 °C | | Wi-Fi | Yes | Yes | | Ethernet | Yes | Yes | | Arc fault protection | Yes | Yes | | Integrated DC switch | Yes | - | | Warranty | - | - | ## Related comparisons - [GoodWe GW8500-MS vs Fronius Primo 8.2-1](https://comparepv.com/compare-inverters/goodwe-gw8500-ms/fronius-international-fronius-primo-8-2-1) - 13 differences, the largest is rated ac power - [GoodWe GW8500-MS vs Growatt MOD 8000TL3-X](https://comparepv.com/compare-inverters/goodwe-gw8500-ms/growatt-mod-8000tl3-x) - 16 differences, the largest is rated ac power - [GoodWe GW8500-MS vs Growatt MOD 9000TL3-X](https://comparepv.com/compare-inverters/goodwe-gw8500-ms/growatt-mod-9000tl3-x) - 16 differences, the largest is rated ac power - [SolarEdge SE15K (Delta grid version; part no. SExxK-xxxxxbxx4) vs Ginlong Solis S6-GR3P-9K02-NV-ND](https://comparepv.com/compare-inverters/solaredge-se15k-delta-grid-version-part-no-sexxk-xxxxxbxx4/ginlong-solis-s6-gr3p-9k02-nv-nd) - 15 differences, the largest is rated ac power - [SolarEdge SE15K (Delta grid version; part no. SExxK-xxxxxbxx4) vs Solis-3P9K-4G](https://comparepv.com/compare-inverters/solaredge-se15k-delta-grid-version-part-no-sexxk-xxxxxbxx4/ginlong-solis-solis-3p9k-4g) - 13 differences, the largest is rated ac power --- Source: https://comparepv.com/compare-inverters/goodwe-gw8500-ms/solaredge-se15k-delta-grid-version-part-no-sexxk-xxxxxbxx4 Not in this file, on the page: a written summary generated on request.