---
title: "Ginlong Solis S6-GC125K vs SOFAR 125KTLX-G4-A - Inverter Comparison | ComparePV"
description: "Compare Ginlong Solis S6-GC125K vs SOFAR 125KTLX-G4-A side by side: what actually differs, efficiency, MPP trackers, battery input and the full specification."
source: "https://comparepv.com/compare-inverters/ginlong-solis-s6-gc125k/sofar-solar-sofar-125ktlx-g4-a"
updated: 2026-01-17
---

# Ginlong Solis S6-GC125K vs SOFAR 125KTLX-G4-A

S6-GC125K leads on the differences that matter

The largest is max input current per tracker: 2.0 A more headroom. 17 of 22 comparable parameters are identical, with 10 more left out because at least one datasheet does not publish them.


## The two inverters


| Attribute | A | B |
| --- | --- | --- |
| Inverter | [Ginlong Solis S6-GC125K](https://comparepv.com/inverter/ginlong-solis-s6-gc125k) | [SOFAR 125KTLX-G4-A](https://comparepv.com/inverter/sofar-solar-sofar-125ktlx-g4-a) |
| Manufacturer | Ginlong Solis | Sofar Solar |
| Rated AC power | 125 kW | 125 kW |
| Type | Grid-tie | Grid-tie |


## Where they differ

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


| Parameter | S6-GC125K | SOFAR 125KTLX-G4-A | Difference |
| --- | --- | --- | --- |
| Max input current per tracker | 42.0 A | 40.0 A | +2.0 A for S6-GC125K |
| Weight | 96.0 kg | 75.0 kg | -21.0 kg for SOFAR 125KTLX-G4-A |
| MPPT voltage range | 160-1000 V | 180-1000 V | 160-1000 V vs 180-1000 V |
| Start voltage | 180 V | 200 V | -20 V for S6-GC125K |
| Dimensions | 567x1014x345 mm | 695x970x325 mm | 567x1014x345 mm vs 695x970x325 mm |


## Every compared parameter


| Parameter | S6-GC125K | SOFAR 125KTLX-G4-A |
| --- | --- | --- |
| Rated AC power | 125.00 kW | 125.00 kW |
| Max AC power | 125.00 kW | 125.00 kW |
| Grid connection | 3-phase | 3-phase |
| Nominal AC voltage | 400 V | 400 V |
| Max AC current | 189.9 A | 190.0 A |
| Max PV power | - | - |
| DC/AC ratio | - | - |
| Max DC voltage | 1100 V | 1100 V |
| MPPT voltage range | 160-1000 V | 180-1000 V |
| Start voltage | 180 V | 200 V |
| MPP trackers | 10 | 10 |
| Strings per tracker | 2 | 2 |
| Max input current per tracker | 42.0 A | 40.0 A |
| European efficiency | 98.3 % | 98.3 % |
| Max efficiency | 98.7 % | 98.6 % |
| CEC efficiency | - | - |
| Battery input | - | - |
| Battery voltage | - | - |
| Max charge current | - | - |
| Backup power | - | - |
| Weight | 96.0 kg | 75.0 kg |
| Weight per kW | 0.8 kg/kW | 0.6 kg/kW |
| Dimensions | 567x1014x345 mm | 695x970x325 mm |
| Ingress protection | IP66 | IP66 |
| Cooling | forced-air | forced-air |
| Noise | - | - |
| Max operating temperature | 60 °C | 60 °C |
| Wi-Fi | Yes | Yes |
| Ethernet | - | - |
| Arc fault protection | Yes | Yes |
| Integrated DC switch | Yes | Yes |
| Warranty | - | - |


## Related comparisons

- [Ginlong Solis S6-GC125K vs Ginlong Solis S5-GC125K-HV](https://comparepv.com/compare-inverters/ginlong-solis-s6-gc125k/ginlong-solis-s5-gc125k-hv) - 9 differences, the largest is max input current per tracker
- [Ginlong Solis S6-GC125K vs Growatt MAX 125KTL3-X LV](https://comparepv.com/compare-inverters/ginlong-solis-s6-gc125k/growatt-max-125ktl3-x-lv) - 7 differences, the largest is max input current per tracker
- [Ginlong Solis S6-GC125K vs Sungrow SG125CX-P2](https://comparepv.com/compare-inverters/ginlong-solis-s6-gc125k/sungrow-sg125cx-p2) - 8 differences, the largest is max input current per tracker


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Source: https://comparepv.com/compare-inverters/ginlong-solis-s6-gc125k/sofar-solar-sofar-125ktlx-g4-a

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