---
title: "Fronius Eco 27.0-3-S vs SolarEdge SE27.6K - Inverter Comparison | ComparePV"
description: "Compare Fronius Eco 27.0-3-S vs SolarEdge SE27.6K side by side: what actually differs, efficiency, MPP trackers, battery input and the full specification."
source: "https://comparepv.com/compare-inverters/fronius-international-fronius-eco-27-0-3-s/solaredge-se27-6k"
updated: 2026-01-16
---

# Fronius Eco 27.0-3-S vs SolarEdge SE27.6K

SE27.6K leads on the differences that matter

The largest is rated ac power: 0.60 kW apart. 9 of 17 comparable parameters are identical, with 15 more left out because at least one datasheet does not publish them.


## The two inverters


| Attribute | A | B |
| --- | --- | --- |
| Inverter | [Fronius Eco 27.0-3-S](https://comparepv.com/inverter/fronius-international-fronius-eco-27-0-3-s) | [SolarEdge SE27.6K](https://comparepv.com/inverter/solaredge-se27-6k) |
| Manufacturer | Fronius International | SolarEdge |
| Rated AC power | 27 kW | 27.6 kW |
| Type | Grid-tie | Grid-tie |


## Where they differ

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


| Parameter | Fronius Eco 27.0-3-S | SE27.6K | Difference |
| --- | --- | --- | --- |
| Rated AC power | 27.00 kW | 27.60 kW | 0.60 kW apart |
| Max AC power | 27.00 kW | 27.60 kW | 0.60 kW apart |
| Max PV power | 37.80 kW | 48.30 kW | 10.50 kW apart |
| DC/AC ratio | 1.40 | 1.75 | +0.35 for SE27.6K |
| Weight | 35.7 kg | 32.0 kg | -3.7 kg for SE27.6K |
| Ingress protection | IP66 | IP65 | IP66 vs IP65 |
| MPPT voltage range | 580-850 V | 680-1000 V | 580-850 V vs 680-1000 V |
| Dimensions | 725x510x225 mm | 558x328x273 mm | 725x510x225 mm vs 558x328x273 mm |


## Every compared parameter


| Parameter | Fronius Eco 27.0-3-S | SE27.6K |
| --- | --- | --- |
| Rated AC power | 27.00 kW | 27.60 kW |
| Max AC power | 27.00 kW | 27.60 kW |
| Grid connection | 3-phase | 3-phase |
| Nominal AC voltage | 400 V | 400 V |
| Max AC current | - | 40.0 A |
| Max PV power | 37.80 kW | 48.30 kW |
| DC/AC ratio | 1.40 | 1.75 |
| Max DC voltage | 1000 V | 1000 V |
| MPPT voltage range | 580-850 V | 680-1000 V |
| Start voltage | 650 V | - |
| MPP trackers | 1 | - |
| Strings per tracker | 6 | - |
| Max input current per tracker | - | - |
| European efficiency | 98.0 % | 98.0 % |
| Max efficiency | 98.3 % | - |
| CEC efficiency | - | - |
| Battery input | - | - |
| Battery voltage | - | - |
| Max charge current | - | - |
| Backup power | - | - |
| Weight | 35.7 kg | 32.0 kg |
| Weight per kW | 1.3 kg/kW | 1.2 kg/kW |
| Dimensions | 725x510x225 mm | 558x328x273 mm |
| Ingress protection | IP66 | IP65 |
| Cooling | forced-air | forced-air |
| Noise | - | - |
| Max operating temperature | 60 °C | 60 °C |
| Wi-Fi | Yes | Yes |
| Ethernet | Yes | Yes |
| Arc fault protection | - | Yes |
| Integrated DC switch | Yes | - |
| Warranty | - | - |


## Related comparisons

- [Fronius Eco 27.0-3-S vs Fronius Verto 27.0](https://comparepv.com/compare-inverters/fronius-international-fronius-eco-27-0-3-s/fronius-international-fronius-verto-27-0) - 11 differences, the largest is mpp trackers
- [Fronius Eco 27.0-3-S vs SolarEdge SE27.6K (Three Phase)](https://comparepv.com/compare-inverters/fronius-international-fronius-eco-27-0-3-s/solaredge-solaredge-se27-6k-three-phase) - 8 differences, the largest is rated ac power
- [Fronius Eco 27.0-3-S vs Growatt MID 25KTL3-X2 (Pro.E)](https://comparepv.com/compare-inverters/fronius-international-fronius-eco-27-0-3-s/growatt-mid-25ktl3-x2-pro-e) - 13 differences, the largest is rated ac power
- [SolarEdge SE27.6K vs SolarEdge SE50K (for 220V/230V line-to-line grids)](https://comparepv.com/compare-inverters/solaredge-se27-6k/solaredge-se50k-for-220v-230v-line-to-line-grids) - 7 differences, the largest is rated ac power


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Source: https://comparepv.com/compare-inverters/fronius-international-fronius-eco-27-0-3-s/solaredge-se27-6k

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