On-Grid
Sungrow undefined SG40CX-P3-CN

Sungrow • SG36/40CX-P3-CN (China)

SG40CX-P3-CN

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.
40kW
Nominal AC Power
98.6%
Max Efficiency
645 x 595
Dimensions (mm)
Size Your System Find Installer

Ideal Use Case

The Sungrow SG40CX-P3-CN is tailored for specific solar energy needs. This inverter is an excellent choice if you:

Manage a large 40.0 kW commercial or industrial solar array
Use three-phase grid connection
Need 4 independent MPPT trackers for different roof orientations
Want maximum energy harvest (98.6% 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 Power40 kW
Max Efficiency98.6 %
Euro Efficiency98.2 %
Max AC Current66.9 A
Rated AC Current0 A
Number of Feed-in Phases3
THD (Total Harmonic Distortion)3 %

DC Input Data

MPP Voltage Range160~1000 V
Max DC Voltage1100 V
Rated DC Voltage600 V
Min DC Voltage to Start200 V
Max DC Current132 A
Number of MPP Trackers4
DC Inputs7
ConnectorsMC4

Mechanical & Environmental Data

Dimensions (W x H x D)645 x 595 x 245 mm
Weight40.0 kg
Protection ClassIP66
Cooling MethodFan
DisplayLED
InterfaceRS 485

Operating Conditions

Operating Temperature-25 ~ +60 ℃
Humidity0-100 %
Frequency45-55 Hz
Max Altitude4000 m
Transformer TypeTransformerless
Power Consumption (Night)1 W

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Product FAQ

What size solar array can the Sungrow SG40CX-P3-CN handle?

The Sungrow SG40CX-P3-CN has a nominal AC output of 40kW with a maximum efficiency of 98.6%. It is typically paired with a solar array of 48–52kW DC for optimal energy harvest.

Is the Sungrow SG40CX-P3-CN a hybrid inverter?

The Sungrow SG40CX-P3-CN 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 SG40CX-P3-CN 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 SG40CX-P3-CN have?

This inverter features 4 independent MPPT trackers with a maximum DC input voltage of 1100V. Multiple trackers allow panels on different roof faces or orientations to operate independently for maximum yield.

Is the Sungrow SG40CX-P3-CN 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.