Inverter Solutions
Clean power,
perfectly converted.
Solar inverters designed to pair seamlessly with ZTTEK energy storage.
GD Pro Series
Solar Inverters
Pure sine wave solar inverters with solar, utility and battery power management.
GD Pro Series
Technical Specifications
| Specification | 4kW Solar InverterGD4024SMH | 6.2kW Solar InverterGD6248SMH | 11kW Solar InverterGD11048SMH |
|---|---|---|---|
| AC input | |||
| Model | GD4024SMH | GD6248SMH | GD11048SMH |
| Input Wiring | L+N+PE | L+N+PE | L+N+PE |
| Rated Input Voltage | 220/230/240VAC | 220/230/240VAC | 220/230/240VAC |
| Voltage Range | 90–280VAC±3V (Normal); 170–280VAC±3V (UPS) | 90–280VAC±3V (Normal); 170–280VAC±3V (UPS) | 90–280VAC±3V (Normal); 170–280VAC±3V (UPS) |
| Frequency Range | 50Hz/60Hz Auto-adaptive | 50Hz/60Hz Auto-adaptive | 50Hz/60Hz Auto-adaptive |
| Inverter output | |||
| Battery Inverter Power | 4000W | 6200W | 11000W |
| PV Inverter Power | 4500W | 6500W | 15000W |
| Output Voltage | 220/230/240VAC±5% | 220/230/240VAC±5% | 220/230/240VAC±5% |
| Output Frequency | 50/60Hz±0.1% | 50/60Hz±0.1% | 50/60Hz±0.1% |
| Waveform | Pure Sine Wave | Pure Sine Wave | Pure Sine Wave |
| Transfer Time (Adjustable) | 10ms for IT devices, 20ms for home appliances | 10ms for IT devices, 20ms for home appliances | 10ms for IT devices, 20ms for home appliances |
| Peak Power | 8000VA | 12400VA | 22000VA |
| Overload Capacity | Battery Mode: 11s@105%–150% Load; 2s@150%–200% Load; 400ms@>200% Load | Battery Mode: 11s@105%–150% Load; 2s@150%–200% Load; 400ms@>200% Load | Battery Mode: 11s@105%–150% Load; 2s@150%–200% Load; 400ms@>200% Load |
| Grid-tied operation | |||
| Grid-tied Output Voltage | 220/230/240VAC | 220/230/240VAC | 220/230/240VAC |
| Grid Voltage Range | 170–265VAC | 170–265VAC | 170–265VAC |
| Grid Frequency Range | 49–51±1Hz / 59–61±1Hz | 49–51±1Hz / 59–61±1Hz | 49–51±1Hz / 59–61±1Hz |
| Rated Output Current | 17.4A | 26.9A | 47.8A |
| Power Factor | >0.99 | >0.99 | >0.99 |
| Max DC/AC Efficiency | 98% | 98% | 98% |
| Battery | |||
| Rated Battery Voltage | 24VDC | 48VDC | 48VDC |
| Constant Charging Voltage (Adj.) | 28.2VDC | 56.4VDC | 56.4VDC |
| Float Charging Voltage (Adj.) | 27VDC | 54VDC | 54VDC |
| Solar & utility charging | |||
| PV Charging Method | MPPT | MPPT | Dual MPPT |
| Max PV Input Power | 6500W | 8500W | 2×7500W |
| MPPT Voltage Range | 60–500VDC | 60–500VDC | 90–500VDC |
| Optimal Vmp Range | 300–400VDC | 300–400VDC | 360–430VDC |
| Max PV Input Voltage | 500VDC | 500VDC | 500VDC |
| Max PV Input Current | 27A | 27A | 27A/27A |
| Max PV Charging Current | 120A | 120A | 150A |
| Max Utility Charging Current | 100A | 100A | 150A |
| Max Total Charging Current | 120A | 120A | 150A |
| Display & interfaces | |||
| LCD Interface | Displays running mode, load, input & output | Displays running mode, load, input & output | Displays running mode, load, input & output |
| RS232 | Baud rate:2400 | Baud rate:2400 | Baud rate:2400 |
| Expansion Port | BMS communication, WIFI, dry contact | BMS communication, WIFI, dry contact | BMS communication, WIFI, dry contact |
| Parallel Port | No parallel support | Parallel supported | Parallel supported |
| Environment | |||
| Operating Temperature | -10~50°C | -10~50°C | -10~50°C |
| Operating Humidity | 20%–95% (non-condensing) | 20%–95% (non-condensing) | 20%–95% (non-condensing) |
| Storage Temperature | -15~60°C | -15~60°C | -15~60°C |
| Altitude | ≤1000m full power; Derate above 1000m, max 4000m, ref. IEC62040 | ≤1000m full power; Derate above 1000m, max 4000m, ref. IEC62040 | ≤1000m full power; Derate above 1000m, max 4000m, ref. IEC62040 |
| Noise | ≤50dB | ≤50dB | ≤50dB |
| Protection Rating | IP21 | IP21 | IP21 |
All specifications are for reference only. Dimensions and weight are approximate and subject to change as product design is finalized.
Manufacturer-listed applications
Applications & Installation
Residential PV & Energy Storage
Solar power and energy storage for residential homes.
Yacht Off-Grid Backup Power
Off-grid backup power for yacht applications, with the inverter housed in a protected environment.
Outdoor Base Station & Off-grid Power Supply
Off-grid power supply applications. Equipment placement must respect the inverter’s IP21 protection limits.
Agricultural PV Power Generation
PV power generation for agricultural applications.
Small Shops & Convenience Stores
Solar self-consumption for small shops and convenience stores.
Small-scale Commercial & Industrial PV
PV applications for small-scale commercial and industrial sites.
Installation conditions
All three inverters carry IP21 protection, with an operating temperature of -10~50°C and 20%–95% non-condensing humidity. Outdoor or marine applications do not imply an exposed outdoor installation. Full power is specified up to 1000m; derating applies above 1000m, with a maximum altitude of 4000m. Detailed mounting and wiring instructions are not included in the datasheet.
AI-generated application illustrations — not actual customer installations. Applications listed in the manufacturer’s GD Pro Series datasheet.
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