On-Grid
FoxESS undefined S3300-G2

FoxESS • S Series (G2) S700-S3300-G2

S3300-G2

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.
4.95kW
Nominal AC Power
97.4%
Max Efficiency
290 x 220
Dimensions (mm)
Size Your System Find Installer

Ideal Use Case

The FoxESS S3300-G2 is tailored for specific solar energy needs. This inverter is an excellent choice if you:

Have a 5.0 kW residential PV system
Use single-phase grid connection
Have panels with uniform orientation and tilt
Prioritize high efficiency performance
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 Power4.95 kW
Max Efficiency97.4 %
Euro Efficiency96.8 %
Max AC Current14.3 A
Rated AC Current0 A
Number of Feed-in Phases1
THD (Total Harmonic Distortion)3 %

DC Input Data

MPP Voltage Range50~480 V
Max DC Voltage500 V
Rated DC Voltage360 V
Min DC Voltage to Start60 V
Max DC Current14 A
Number of MPP Trackers1
DC Inputs1

Mechanical & Environmental Data

Dimensions (W x H x D)290 x 220 x 116 mm
Weight5.4 kg
Protection ClassIP65
Cooling MethodNatural
DisplayLCD
InterfaceRS 485, WLAN

Operating Conditions

Operating Temperature-25 ~ +60 ℃
Humidity0-100 %
Frequency50, 60 Hz
Max Altitude3000 m
Transformer TypeTransformerless
Power Consumption (Night)1 W

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Product FAQ

What size solar array can the FoxESS S3300-G2 handle?

The FoxESS S3300-G2 has a nominal AC output of 4.95kW with a maximum efficiency of 97.4%. It is typically paired with a solar array of 6–6kW DC for optimal energy harvest.

Is the FoxESS S3300-G2 a hybrid inverter?

The FoxESS S3300-G2 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 FoxESS S3300-G2 have WiFi monitoring?

Most FoxESS 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 FoxESS S3300-G2 have?

This inverter features 1 independent MPPT tracker with a maximum DC input voltage of 500V. Multiple trackers allow panels on different roof faces or orientations to operate independently for maximum yield.

Is the FoxESS S3300-G2 a single-phase inverter?

Yes, this is a single-phase inverter. Single-phase inverters are the most common choice for standard residential grid connections.