---
title: "Growatt MOD 4000TL3-HU vs Growatt WIT 4K-HU - Inverter Comparison | ComparePV"
description: "Compare Growatt MOD 4000TL3-HU vs Growatt WIT 4K-HU side by side: what actually differs, efficiency, MPP trackers, battery input and the full specification."
source: "https://comparepv.com/compare-inverters/growatt-mod-4000tl3-hu/growatt-wit-4k-hu"
updated: 2026-01-16
---

# Growatt MOD 4000TL3-HU vs Growatt WIT 4K-HU

MOD 4000TL3-HU leads on the differences that matter

The largest is european efficiency: 0.8 pp more efficient. 10 of 23 comparable parameters are identical, with 9 more left out because at least one datasheet does not publish them.


## The two inverters


| Attribute | A | B |
| --- | --- | --- |
| Inverter | [Growatt MOD 4000TL3-HU](https://comparepv.com/inverter/growatt-mod-4000tl3-hu) | [Growatt WIT 4K-HU](https://comparepv.com/inverter/growatt-wit-4k-hu) |
| Manufacturer | Growatt | Growatt |
| Rated AC power | 4 kW | 4 kW |
| Type | Hybrid | Hybrid |


## Where they differ

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


| Parameter | MOD 4000TL3-HU | WIT 4K-HU | Difference |
| --- | --- | --- | --- |
| European efficiency | 97.8 % | 97.0 % | +0.8 pp for MOD 4000TL3-HU |
| Warranty | 10 yrs | 5 yrs | +5 yrs for MOD 4000TL3-HU |
| Max efficiency | 98.3 % | 97.6 % | +0.7 pp for MOD 4000TL3-HU |
| Max PV power | 8.00 kW | 6.40 kW | 1.60 kW apart |
| DC/AC ratio | 2.00 | 1.60 | +0.40 for MOD 4000TL3-HU |
| Max charge current | 25 A | 290 A | +265 A for WIT 4K-HU |
| Weight | 19.0 kg | 38.0 kg | -19.0 kg for MOD 4000TL3-HU |
| Weight per kW | 4.8 kg/kW | 9.5 kg/kW | -4.8 kg/kW for MOD 4000TL3-HU |
| Noise | 29 dB | 50 dB | -21 dB for MOD 4000TL3-HU |
| MPPT voltage range | 140-1000 V | 150-850 V | 140-1000 V vs 150-850 V |
| Battery voltage | 600-980 V | 40-60V (rated 51.2V) | 600-980 V vs 40-60V (rated 51.2V) |
| Dimensions | 468x408x202 mm | 698x475x240 mm | 468x408x202 mm vs 698x475x240 mm |
| Cooling | natural | forced-air | natural vs forced-air |


## Every compared parameter


| Parameter | MOD 4000TL3-HU | WIT 4K-HU |
| --- | --- | --- |
| Rated AC power | 4.00 kW | 4.00 kW |
| Max AC power | 4.40 kW | 4.40 kW |
| Grid connection | 3-phase | 3-phase |
| Nominal AC voltage | 400 V | 400 V |
| Max AC current | 6.7 A | - |
| Max PV power | 8.00 kW | 6.40 kW |
| DC/AC ratio | 2.00 | 1.60 |
| Max DC voltage | 1000 V | 1000 V |
| MPPT voltage range | 140-1000 V | 150-850 V |
| Start voltage | 180 V | 180 V |
| MPP trackers | 2 | - |
| Strings per tracker | 1 | - |
| Max input current per tracker | 20.0 A | - |
| European efficiency | 97.8 % | 97.0 % |
| Max efficiency | 98.3 % | 97.6 % |
| CEC efficiency | - | - |
| Battery input | Yes | Yes |
| Battery voltage | 600-980 V | 40-60V (rated 51.2V) |
| Max charge current | 25 A | 290 A |
| Backup power | - | - |
| Weight | 19.0 kg | 38.0 kg |
| Weight per kW | 4.8 kg/kW | 9.5 kg/kW |
| Dimensions | 468x408x202 mm | 698x475x240 mm |
| Ingress protection | IP66 | IP66 |
| Cooling | natural | forced-air |
| Noise | 29 dB | 50 dB |
| Max operating temperature | 60 °C | 60 °C |
| Wi-Fi | Yes | - |
| Ethernet | - | - |
| Arc fault protection | Yes | - |
| Integrated DC switch | Yes | Yes |
| Warranty | 10 yrs | 5 yrs |


## Related comparisons

- [Growatt MOD 4000TL3-HU vs SolarEdge SE4000H](https://comparepv.com/compare-inverters/growatt-mod-4000tl3-hu/solaredge-se4000h) - 11 differences, the largest is european efficiency
- [Growatt MOD 4000TL3-HU vs Huawei SUN2000L-4KTL](https://comparepv.com/compare-inverters/growatt-mod-4000tl3-hu/huawei-sun2000l-4ktl) - 14 differences, the largest is max dc voltage
- [Growatt MOD 4000TL3-HU vs Growatt SPM 4000TL-HU](https://comparepv.com/compare-inverters/growatt-mod-4000tl3-hu/growatt-spm-4000tl-hu) - 19 differences, the largest is warranty


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Source: https://comparepv.com/compare-inverters/growatt-mod-4000tl3-hu/growatt-wit-4k-hu

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