On-Grid
Sungrow undefined SG250HX-20

Sungrow • SG250HX-20 (Brazil)

SG250HX-20

Region:China
Region shows where the seller or factory is located. Most ship globally, and all listed suppliers should be able to ship to your current location.
250kW
Nominal AC Power
99.02%
Max Efficiency
1148 x 779
Dimensions (mm)
Size Your System Find Installer

Ideal Use Case

The Sungrow SG250HX-20 is tailored for specific solar energy needs. This inverter is an excellent choice if you:

Manage a large 250.0 kW commercial or industrial solar array
Use three-phase grid connection
Need 6 independent MPPT trackers for different roof orientations
Want maximum energy harvest (99.0% peak efficiency)
Focus on grid-tied operation without battery storage
Operate in extremely cold climates

Don’t guess your solar setup — calculate it first!

Take our Solar Quiz to get a personalized recommendation for panels, inverter, battery capacity, and system size — before you spend money on the wrong setup.

Run Technical Sizing

AC Output Data

Nominal AC Power250 kW
Max Efficiency99.02 %
Euro Efficiency98.8 %
Max AC Current180.5 A
Rated AC Current0 A
Number of Feed-in Phases3
THD (Total Harmonic Distortion)1 %

DC Input Data

MPP Voltage Range500~1500 V
Max DC Voltage1500 V
Rated DC Voltage1080 V
Min DC Voltage to Start550 V
Max DC Current390 A
Number of MPP Trackers6
DC Inputs24

Mechanical & Environmental Data

Dimensions (W x H x D)1148 x 779 x 371 mm
Weight106.0 kg
Protection ClassIP66
Cooling MethodFan
DisplayLED
InterfaceRS 485, Bluetooth

Operating Conditions

Operating Temperature-30 ~ +60 ℃
Humidity0-100 %
Frequency45-65 Hz
Max Altitude5000 m
Transformer TypeTransformerless
Power Consumption (Night)6 W

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Product FAQ

What size solar array can the Sungrow SG250HX-20 handle?

The Sungrow SG250HX-20 has a nominal AC output of 250kW with a maximum efficiency of 99.02%. It is typically paired with a solar array of 300–325kW DC for optimal energy harvest.

Is the Sungrow SG250HX-20 a hybrid inverter?

The Sungrow SG250HX-20 is a on-grid inverter. To add battery storage, you would need a separate AC-coupled battery inverter or upgrade to a hybrid model.

Does the Sungrow SG250HX-20 have WiFi monitoring?

Most Sungrow inverters come with or support optional WiFi/Ethernet dongles. This allows you to track your solar production and battery status via a mobile app or web portal in real-time.

How many MPPT trackers does the Sungrow SG250HX-20 have?

This inverter features 6 independent MPPT trackers with a maximum DC input voltage of 1500V. Multiple trackers allow panels on different roof faces or orientations to operate independently for maximum yield.

Is the Sungrow SG250HX-20 a three-phase inverter?

Yes, this is a three-phase inverter. Three-phase inverters are ideal for larger homes, commercial systems, or regions with three-phase grid connections.