---
title: "Deye SUN-45K-G-LV vs SOFAR 45KTLX-G3 - Inverter Comparison | ComparePV"
description: "Compare Deye SUN-45K-G-LV vs SOFAR 45KTLX-G3 side by side: what actually differs, efficiency, MPP trackers, battery input and the full specification."
source: "https://comparepv.com/compare-inverters/deye-sun-45k-g-lv/sofar-solar-sofar-45ktlx-g3"
updated: 2026-01-17
---

# Deye SUN-45K-G-LV vs SOFAR 45KTLX-G3

SOFAR 45KTLX-G3 leads on the differences that matter

The largest is max dc voltage: 300 V apart. 9 of 20 comparable parameters are identical, with 12 more left out because at least one datasheet does not publish them.


## The two inverters


| Attribute | A | B |
| --- | --- | --- |
| Inverter | [Deye SUN-45K-G-LV](https://comparepv.com/inverter/deye-sun-45k-g-lv) | [SOFAR 45KTLX-G3](https://comparepv.com/inverter/sofar-solar-sofar-45ktlx-g3) |
| Manufacturer | Deye | Sofar Solar |
| Rated AC power | 45 kW | 45 kW |
| Type | Grid-tie | Grid-tie |


## Where they differ

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


| Parameter | SUN-45K-G-LV | SOFAR 45KTLX-G3 | Difference |
| --- | --- | --- | --- |
| Max DC voltage | 800 V | 1100 V | 300 V apart |
| Max AC power | 49.50 kW | 50.00 kW | 0.50 kW apart |
| Weight | 60.0 kg | 37.0 kg | -23.0 kg for SOFAR 45KTLX-G3 |
| Weight per kW | 1.3 kg/kW | 0.8 kg/kW | -0.5 kg/kW for SOFAR 45KTLX-G3 |
| Nominal AC voltage | 220 V | 400 V | 180 V apart |
| Max AC current | 129.9 A | 75.8 A | 54.1 A apart |
| Start voltage | 250 V | 200 V | -50 V for SOFAR 45KTLX-G3 |
| Max operating temperature | 65 °C | 60 °C | +5 °C for SUN-45K-G-LV |
| MPPT voltage range | 200-700 V | 180-1000 V | 200-700 V vs 180-1000 V |
| Strings per tracker | 1 | 2 | 1 string apart |
| Dimensions | 575x700x297 mm | 480x585x220 mm | 575x700x297 mm vs 480x585x220 mm |


## Every compared parameter


| Parameter | SUN-45K-G-LV | SOFAR 45KTLX-G3 |
| --- | --- | --- |
| Rated AC power | 45.00 kW | 45.00 kW |
| Max AC power | 49.50 kW | 50.00 kW |
| Grid connection | 3-phase | 3-phase |
| Nominal AC voltage | 220 V | 400 V |
| Max AC current | 129.9 A | 75.8 A |
| Max PV power | 58.50 kW | - |
| DC/AC ratio | 1.30 | - |
| Max DC voltage | 800 V | 1100 V |
| MPPT voltage range | 200-700 V | 180-1000 V |
| Start voltage | 250 V | 200 V |
| MPP trackers | 4 | - |
| Strings per tracker | 1 | 2 |
| Max input current per tracker | 40.0 A | 40.0 A |
| European efficiency | 98.3 % | 98.2 % |
| Max efficiency | 98.7 % | 98.8 % |
| CEC efficiency | - | - |
| Battery input | - | - |
| Battery voltage | - | - |
| Max charge current | - | - |
| Backup power | - | - |
| Weight | 60.0 kg | 37.0 kg |
| Weight per kW | 1.3 kg/kW | 0.8 kg/kW |
| Dimensions | 575x700x297 mm | 480x585x220 mm |
| Ingress protection | IP65 | IP65 |
| Cooling | forced-air | forced-air |
| Noise | 55 dB | - |
| Max operating temperature | 65 °C | 60 °C |
| Wi-Fi | Yes | Yes |
| Ethernet | Yes | - |
| Arc fault protection | - | - |
| Integrated DC switch | Yes | Yes |
| Warranty | - | - |


## Related comparisons

- [Deye SUN-45K-G-LV vs Deye SUN-45K-G03](https://comparepv.com/compare-inverters/deye-sun-45k-g-lv/deye-sun-45k-g03) - 9 differences, the largest is max dc voltage
- [Deye SUN-45K-G-LV vs Huawei SUN2000-50KTL-JPM0](https://comparepv.com/compare-inverters/deye-sun-45k-g-lv/huawei-sun2000-50ktl-jpm0) - 15 differences, the largest is rated ac power
- [Deye SUN-45K-G-LV vs Growatt MID 40KTL3-X](https://comparepv.com/compare-inverters/deye-sun-45k-g-lv/growatt-mid-40ktl3-x) - 16 differences, the largest is rated ac power


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Source: https://comparepv.com/compare-inverters/deye-sun-45k-g-lv/sofar-solar-sofar-45ktlx-g3

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