Product Series

Solution

On grid solar solution

GD Series 4-6kw

OFF-Grid Solar Inverter

Category:

Key Advantages of off grid solar inverter

Dual Input Sources

Compatible with PV and grid, ensuring continuous power supply.

Battery-Free Operation

Supports working without battery to reduce system costs.

Flexible Scalability

Supports parallel ≤9 units,handling future increasing power needs.

Remote Smart Monitoring

Supports Data Loggers for cloud real-time data access.

①	AC INPUT Port	⑤	ON/OFF SWITCH	⑨	DC INPUT Postive Port
②	RS232 Port	⑥	AC OUTPUT Port	⑩	DC INPUT Negative Port
③	RS485/BMS Port	⑦	Current Sharing Port	⑪	MPPT Port
④	Dry Contact port	⑧	Communication Port

Model		GD4024SMH	GD6248SMH	GD6248SMHB
AC Input voltage	AC Input	220VAC(Standard)/110VAC(Customization)
	Input Voltage Range	90-280VAC±3V(Normal Mode)170-280VAC±3V(UPS Mode)
	Input Frequency	50/60Hz±5%
	Rated Power	4000w	6200W	6200W
Output	PV Inverter output Power	4500W	6500w	6500w
	Output Voltage	220/230/240VAC±5%
	Output Frequency	50/60Hz±0.1%
	Output Wave	Pure Sine Wave
	Transfer Tim	≤10ms(UPS Mode) / ≤20ms(INV Mode)
	Peak Power	8000VA 12400VA
	Overload Ability	Battery Mode:1ls@105%~150%Load 2s@150%~200%Load 400ms@>200%Load
Grid-connected Operation	Output Voltage	220/230/240VAC
	Grid Voltage Range	170-265VAC
	Grid Frequency Range	49-51±1Hz/59-61±1Hz
	Rated Output Current	17.4A	26.9A	26.9A
	Power Factor Range	>0.99
	(DC/AC)Peak Efficiency(DC/AC)	98%
Battery	Rated Voltage	24Vdc	48Vdc	48Vdc
	Constant Charging Voltage(Configurable)	28.2Vdc	56.4Vdc	56.4Vdc
	Float Charging Volitage(Configurable)	27Vdc	54Vdc	54Vdc
Charger	PV Charging Mode	MPPT	MPPT	MPPT
	Max PV Input Power	6500W	8500W	8500W
	MPPT Input Voltage Range	60-500Vdc	60-500Vdc	60-500Vdc
	Optimal Vmp Range	300~400Vdc	360~430Vdc	360~430Vdc
	Max PV Input Voltage	500Vdc	500Vdc	500Vdc
	Max PV Input Current	27A	27A	27A
	Max PV Charging Current	120A	120A	120A
	Max AC Charging Current	100A	100A	100A
	Max Charging Current	120A	120A	120A
Display	LCD Interface	Can display operating mode/load/input/output
Interface	RS232	2400 Baud Rate 2400
	Expansion Slot Communication Interface	Lithium Battery BMS Communication Card,WIFI /Pitch2.54mm
	Max PV Input Voltage	Not Support Parallel		Support Parallel
Ambient Temperature	Operating Temperature	-10℃~50℃
	Operating Environment Humidity	-10℃~60℃
	Storage Temperature	20%~90% Non Condensing
	Noise	≤50dB

Keywords:

GD Series 4-6kw

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FAQ

Does it support a wide AC input voltage range?

Yes. Normal mode 90–280VAC, UPS mode 170–280VAC, stable in weak grid areas.

Does it support BMS and WiFi communication?

Yes. Expansion slots support BMS, WiFi, and dry contact cards for monitoring and lithium battery integration.

What is the peak power and overload capability?

Peak power up to 22000VA; supports 105%–200% overload for short periods, ideal for motor loads.

Can I adjust the battery charging voltage?

Yes. Both constant voltage and float voltage are configurable, works with lead‑acid and lithium batteries.

What power ratings are available for the GD series inverter?

The GD series covers 4000W to 11000W, suitable for residential and small commercial systems.

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