---
title: "Fronius Verto 20.0 vs SolarEdge SE20KUS (KUS20SE) - Inverter Comparison | ComparePV"
description: "Compare Fronius Verto 20.0 vs SolarEdge SE20KUS (KUS20SE) side by side: what actually differs, efficiency, MPP trackers, battery input and the full specification."
source: "https://comparepv.com/compare-inverters/fronius-international-fronius-verto-20-0/solaredge-se20kus-kus20se"
updated: 2026-01-16
---

# Fronius Verto 20.0 vs SolarEdge SE20KUS (KUS20SE)

7 differences, and they point both ways

The largest is max pv power: 3.00 kW apart. 11 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 | [Fronius Verto 20.0](https://comparepv.com/inverter/fronius-international-fronius-verto-20-0) | [SolarEdge SE20KUS (KUS20SE)](https://comparepv.com/inverter/solaredge-se20kus-kus20se) |
| Manufacturer | Fronius International | SolarEdge |
| Rated AC power | 20 kW | 20 kW |
| Type | Grid-tie | Grid-tie |


## Where they differ

Ranked by how much the difference matters, not by datasheet order.


| Parameter | Fronius Verto 20.0 | SE20KUS (KUS20SE) | Difference |
| --- | --- | --- | --- |
| Max PV power | 30.00 kW | 27.00 kW | 3.00 kW apart |
| Weight | 35.2 kg | 33.2 kg | -2.0 kg for SE20KUS (KUS20SE) |
| DC/AC ratio | 1.50 | 1.35 | +0.15 for Fronius Verto 20.0 |
| Nominal AC voltage | 400 V | 480 V | 80 V apart |
| Max AC current | 30.3 A | 24.0 A | 6.3 A apart |
| Ingress protection | IP66 | NEMA 3R | IP66 vs NEMA 3R |
| Dimensions | 730x540x278 mm | 540x315x260 mm | 730x540x278 mm vs 540x315x260 mm |


## Every compared parameter


| Parameter | Fronius Verto 20.0 | SE20KUS (KUS20SE) |
| --- | --- | --- |
| Rated AC power | 20.00 kW | 20.00 kW |
| Max AC power | 20.00 kW | 20.00 kW |
| Grid connection | 3-phase | 3-phase |
| Nominal AC voltage | 400 V | 480 V |
| Max AC current | 30.3 A | 24.0 A |
| Max PV power | 30.00 kW | 27.00 kW |
| DC/AC ratio | 1.50 | 1.35 |
| Max DC voltage | 1000 V | 1000 V |
| MPPT voltage range | 150-870 V | - |
| Start voltage | 150 V | - |
| MPP trackers | 4 | - |
| Strings per tracker | 2 | - |
| Max input current per tracker | 28.0 A | - |
| European efficiency | 98.3 % | - |
| Max efficiency | 98.6 % | - |
| CEC efficiency | - | 98.0 % |
| Battery input | - | - |
| Battery voltage | - | - |
| Max charge current | - | - |
| Backup power | - | - |
| Weight | 35.2 kg | 33.2 kg |
| Weight per kW | 1.8 kg/kW | 1.7 kg/kW |
| Dimensions | 730x540x278 mm | 540x315x260 mm |
| Ingress protection | IP66 | NEMA 3R |
| Cooling | forced-air | forced-air |
| Noise | 56 dB | 55 dB |
| Max operating temperature | 60 °C | 60 °C |
| Wi-Fi | Yes | - |
| Ethernet | Yes | Yes |
| Arc fault protection | Yes | Yes |
| Integrated DC switch | Yes | Yes |
| Warranty | - | 20 yrs |


## Related comparisons

- [Fronius Verto 20.0 vs Growatt MID 20KTL3-X](https://comparepv.com/compare-inverters/fronius-international-fronius-verto-20-0/growatt-mid-20ktl3-x) - 11 differences, the largest is max dc voltage
- [Fronius Verto 20.0 vs Sungrow SG20KTL-M](https://comparepv.com/compare-inverters/fronius-international-fronius-verto-20-0/sungrow-sg20ktl-m) - 10 differences, the largest is max dc voltage
- [Fronius Verto 20.0 vs Huawei SUN2000-20KTL-M2](https://comparepv.com/compare-inverters/fronius-international-fronius-verto-20-0/huawei-sun2000-20ktl-m2) - 12 differences, the largest is max dc voltage


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Source: https://comparepv.com/compare-inverters/fronius-international-fronius-verto-20-0/solaredge-se20kus-kus20se

Not in this file, on the page: a written summary generated on request.