---
title: "Growatt MID 12KTL3-XH vs Sofar Solar ESI-12K-T1 - Inverter Comparison | ComparePV"
description: "Compare Growatt MID 12KTL3-XH vs Sofar Solar ESI-12K-T1 side by side: what actually differs, efficiency, MPP trackers, battery input and the full specification."
source: "https://comparepv.com/compare-inverters/growatt-mid-12ktl3-xh/sofar-solar-esi-12k-t1"
updated: 2026-01-16
---

# Growatt MID 12KTL3-XH vs Sofar Solar ESI-12K-T1

MID 12KTL3-XH leads on the differences that matter

The largest is european efficiency: 1.0 pp more efficient. 14 of 25 comparable parameters are identical, with 7 more left out because at least one datasheet does not publish them.


## The two inverters


| Attribute | A | B |
| --- | --- | --- |
| Inverter | [Growatt MID 12KTL3-XH](https://comparepv.com/inverter/growatt-mid-12ktl3-xh) | [Sofar Solar ESI-12K-T1](https://comparepv.com/inverter/sofar-solar-esi-12k-t1) |
| Manufacturer | Growatt | Sofar Solar |
| Rated AC power | 12 kW | 12 kW |
| Type | Hybrid | Hybrid |


## Where they differ

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


| Parameter | MID 12KTL3-XH | ESI-12K-T1 | Difference |
| --- | --- | --- | --- |
| European efficiency | 98.5 % | 97.5 % | +1.0 pp for MID 12KTL3-XH |
| Max DC voltage | 1100 V | 1000 V | 100 V apart |
| Max input current per tracker | 32.0 A | 20.0 A | +12.0 A for MID 12KTL3-XH |
| Max efficiency | 98.8 % | 98.2 % | +0.5 pp for MID 12KTL3-XH |
| Max AC power | 12.00 kW | 13.20 kW | 1.20 kW apart |
| Weight | 31.0 kg | 30.0 kg | -1.0 kg for ESI-12K-T1 |
| MPPT voltage range | 160-1000 V | 160-950 V | 160-1000 V vs 160-950 V |
| Battery voltage | 600-980 V | 350-435 Vdc | 600-980 V vs 350-435 Vdc |
| Strings per tracker | 2 | 1 | 1 string apart |
| Dimensions | 435x580x230 mm | 440x708x170 mm | 435x580x230 mm vs 440x708x170 mm |
| Cooling | forced-air | natural | forced-air vs natural |


## Every compared parameter


| Parameter | MID 12KTL3-XH | ESI-12K-T1 |
| --- | --- | --- |
| Rated AC power | 12.00 kW | 12.00 kW |
| Max AC power | 12.00 kW | 13.20 kW |
| Grid connection | 3-phase | 3-phase |
| Nominal AC voltage | 400 V | 400 V |
| Max AC current | 20.0 A | 20.0 A |
| Max PV power | 24.00 kW | 24.00 kW |
| DC/AC ratio | 2.00 | 2.00 |
| Max DC voltage | 1100 V | 1000 V |
| MPPT voltage range | 160-1000 V | 160-950 V |
| Start voltage | 200 V | 200 V |
| MPP trackers | - | 3 |
| Strings per tracker | 2 | 1 |
| Max input current per tracker | 32.0 A | 20.0 A |
| European efficiency | 98.5 % | 97.5 % |
| Max efficiency | 98.8 % | 98.2 % |
| CEC efficiency | - | - |
| Battery input | Yes | Yes |
| Battery voltage | 600-980 V | 350-435 Vdc |
| Max charge current | 25 A | 25 A |
| Backup power | - | - |
| Weight | 31.0 kg | 30.0 kg |
| Weight per kW | 2.6 kg/kW | 2.5 kg/kW |
| Dimensions | 435x580x230 mm | 440x708x170 mm |
| Ingress protection | IP66 | IP66 |
| Cooling | forced-air | natural |
| Noise | - | - |
| Max operating temperature | 60 °C | 60 °C |
| Wi-Fi | Yes | - |
| Ethernet | - | - |
| Arc fault protection | Yes | Yes |
| Integrated DC switch | Yes | Yes |
| Warranty | 5 yrs | - |


## Related comparisons

- [Growatt MID 12KTL3-XH vs Huawei SUN5000-12K-MAP0](https://comparepv.com/compare-inverters/growatt-mid-12ktl3-xh/huawei-sun5000-12k-map0) - 12 differences, the largest is max input current per tracker
- [Growatt MID 12KTL3-XH vs Huawei SUN2000-12KTL-M1 (High current version)](https://comparepv.com/compare-inverters/growatt-mid-12ktl3-xh/huawei-sun2000-12ktl-m1-high-current-version) - 14 differences, the largest is max input current per tracker
- [Growatt MID 12KTL3-XH vs Huawei SUN2000-12K-MAP0](https://comparepv.com/compare-inverters/growatt-mid-12ktl3-xh/huawei-sun2000-12k-map0) - 12 differences, the largest is max input current per tracker


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Source: https://comparepv.com/compare-inverters/growatt-mid-12ktl3-xh/sofar-solar-esi-12k-t1

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