---
title: "SolarEdge SE120K (Synergy, 480V) vs SolarEdge SE120KUS - Inverter Comparison | ComparePV"
description: "Compare SolarEdge SE120K (Synergy, 480V) vs SolarEdge SE120KUS side by side: what actually differs, efficiency, MPP trackers, battery input and the full specification."
source: "https://comparepv.com/compare-inverters/solaredge-se120k-synergy-480v/solaredge-se120kus"
updated: 2026-01-16
---

# SolarEdge SE120K (Synergy, 480V) vs SolarEdge SE120KUS

4 differences, none of them an advantage

The largest is nominal ac voltage: 123 V apart. 16 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 | [SolarEdge SE120K (Synergy, 480V)](https://comparepv.com/inverter/solaredge-se120k-synergy-480v) | [SolarEdge SE120KUS](https://comparepv.com/inverter/solaredge-se120kus) |
| Manufacturer | SolarEdge | SolarEdge |
| Rated AC power | 120 kW | 120 kW |
| Type | Grid-tie | Grid-tie |


## Where they differ

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


| Parameter | SE120K (Synergy, 480V) | SE120KUS | Difference |
| --- | --- | --- | --- |
| Nominal AC voltage | 400 V | 277 V | 123 V apart |
| Ingress protection | IP65 | NEMA 3R | IP65 vs NEMA 3R |
| MPPT voltage range | 680-1000 V | 370-1000 V | 680-1000 V vs 370-1000 V |
| Max AC current | 145.0 A | 144.3 A | 0.7 A apart |


## Every compared parameter


| Parameter | SE120K (Synergy, 480V) | SE120KUS |
| --- | --- | --- |
| Rated AC power | 120.00 kW | 120.00 kW |
| Max AC power | 120.00 kW | 120.00 kW |
| Grid connection | 3-phase | 3-phase |
| Nominal AC voltage | 400 V | 277 V |
| Max AC current | 145.0 A | 144.3 A |
| Max PV power | 210.00 kW | 210.00 kW |
| DC/AC ratio | 1.75 | 1.75 |
| Max DC voltage | 1000 V | 1000 V |
| MPPT voltage range | 680-1000 V | 370-1000 V |
| Start voltage | - | - |
| MPP trackers | - | - |
| Strings per tracker | - | - |
| Max input current per tracker | - | - |
| European efficiency | 98.0 % | - |
| Max efficiency | 98.1 % | - |
| CEC efficiency | - | 98.5 % |
| Battery input | - | - |
| Battery voltage | - | - |
| Max charge current | - | - |
| Backup power | - | - |
| Weight | 32.0 kg | 32.0 kg |
| Weight per kW | 0.3 kg/kW | 0.3 kg/kW |
| Dimensions | 558x328x273 mm | 558x328x273 mm |
| Ingress protection | IP65 | NEMA 3R |
| Cooling | forced-air | forced-air |
| Noise | 67 dB | 67 dB |
| Max operating temperature | 60 °C | 60 °C |
| Wi-Fi | Yes | Yes |
| Ethernet | Yes | Yes |
| Arc fault protection | Yes | Yes |
| Integrated DC switch | Yes | Yes |
| Warranty | 20 yrs | - |


## Related comparisons

- [SolarEdge SE120K (Synergy, 480V) vs Growatt MAX 120KTL3-X LV](https://comparepv.com/compare-inverters/solaredge-se120k-synergy-480v/growatt-max-120ktl3-x-lv) - 10 differences, the largest is warranty
- [SolarEdge SE120K (Synergy, 480V) vs Growatt MAX 120KTL3-X2 LV](https://comparepv.com/compare-inverters/solaredge-se120k-synergy-480v/growatt-max-120ktl3-x2-lv) - 9 differences, the largest is warranty
- [SolarEdge SE120K (Synergy, 480V) vs Growatt MAX 124KTL3-X2 MV](https://comparepv.com/compare-inverters/solaredge-se120k-synergy-480v/growatt-max-124ktl3-x2-mv) - 15 differences, the largest is rated ac power


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Source: https://comparepv.com/compare-inverters/solaredge-se120k-synergy-480v/solaredge-se120kus

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