GRANKIA GIL4K best single phase 48v pure sine wave power inverter 4000w is capable of producing a wide range of voltages. It is including 110Vac, 120Vac, 220Vac, and 230Vac, making it suitable for use in virtually any location around the world. What’s more, the inverter intelligently auto-detects the frequency, seamlessly switching between 50Hz and 60Hz power systems.
Engineered with precision and reliability in mind, 48v pure sine wave power inverter 4000w can meet the diverse needs of both residential and commercial applications. It is delivering clean and stable power whenever and wherever it’s needed.
When installing and using a high-power inverter like this power inverter 4000w, it’s important to follow all safety guidelines and ensure proper wiring, fusing, and ventilation to prevent overheating and potential hazards.

Power Inverter 4000W Features
Built-in Toroidal transformer
It has high efficiency due to its design, resulting in less energy loss during the power conversion process. The closed magnetic circuit of toroidal transformers helps minimize electromagnetic interference, leading to cleaner power output.
Wide input voltage range (110V-300V)
The inverter can handle a wide range of input voltages, allowing it to adapt to different power sources.
Multiple Protection Features
Safety is paramount, which is why our inverter comes equipped with multiple protection features. From overload protection to over-temperature shutdown, your devices and the inverter itself are safeguarded against potential damage.
Well unattended function
In the event of a power outage, the inverter automatically switches to battery power until it detects low voltage, and then it safely shuts down. Once the main power is restored, it seamlessly switches back to AC power while simultaneously charging the battery. No manual intervention is required.
Auto restart while AC is recovering
After a power interruption, the inverter automatically restarts when the AC power supply is stable again.
Boost and buck AVR for voltage stabilization
It employs an Automatic Voltage Regulator (AVR) to stabilize output voltage, safeguarding connected devices from voltage fluctuations.
Cold start function
The inverter can start without AC power, the main power is unavailable.
LCD panel for comprehensive display
The LCD screen provides clear and comprehensive information about the inverter’s status and settings.
Adjustable charging voltage and charging current
Users have the flexibility to select different charging voltages (ranging from 13.0V to 14.5V) and charging currents (ranging from 0A to 30A) to suit various battery types and ensure optimal battery life.
Versatile Applications
Whether you’re powering your RV, boat, cabin, or backup power system, our inverter fits a wide range of applications. Enjoy the convenience of reliable power wherever you go.
Advantages of DC to AC Power Inverter
Compatibility
Pure sine wave inverters are compatible with a wide range of devices, including sensitive electronics like laptops, smartphones, and medical equipment.
Efficiency: They offer high efficiency in converting DC to AC power, minimizing energy wastage.
Reduced Electromagnetic Interference (EMI)
Pure sine wave inverters produce minimal EMI, making them suitable for use in radio and communication equipment.
Motor Operation
Appliances with motors, such as refrigerators and fans, run more efficiently and quietly with pure sine wave power.
Improved Performance
Devices powered by pure sine wave inverters tend to perform better and have longer lifespans compared to those powered by modified sine wave or square wave inverters.
LCD Display Information
Product Connection View
Error code reference
| Code | Description |
| E01 | Power amplifier over current |
| E02 | Output short circuit protection |
| E03 | Overload protection |
| E04 | Over temperature protection |
| E05 | Battery over voltage protection |
| E06 | Low battery voltage protection |
| E07 | Phase reverse protection |
| E08 | Low output voltage protection |
| E09 | Date of manufacture does not match |
| E10 | Battery power down, voltage drop |
Power Inverter Applications
Home Offices and Workstations
- Ideal for powering desktop computers, monitors, printers, and other peripherals in home office setups.
- Ensures uninterrupted workflow and productivity, especially in areas prone to power outages or fluctuations.
Gaming and Entertainment
- Provides consistent power for gaming PCs, consoles, and entertainment setups, delivering an immersive gaming and multimedia experience.
- Guarantees uninterrupted gameplay and entertainment, even during power fluctuations or blackouts.
Mobile Workstations
- Enables professionals working in remote or field environments to power laptops, tablets, and other mobile computing devices.
- Facilitates on-the-go productivity and connectivity for field technicians, consultants, and mobile workers.
Emergency Preparedness
- Serves as a critical backup power solution during emergencies, natural disasters, or unforeseen events.
- Powers essential communication devices, routers, and modems to maintain connectivity during power outages.
Recreational Vehicles (RVs) and Boats
- Integrates seamlessly into RVs, camper vans, and boats to provide reliable AC power for onboard electronics and appliances.
- Supports the operation of refrigerators, microwaves, TVs, and charging stations for electronic devices.
Remote and Off-Grid Applications
- Enables off-grid living, camping, and outdoor adventures by converting DC power from batteries or solar panels into usable AC power.
- Powers essential electronics, lighting, and communication devices in remote locations without access to grid electricity.
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