1. Introducció
Thank you for choosing the ALLWEI 300W Power Inverter. This device converts 12V DC power from your vehicle's battery into 230V AC power, allowing you to operate and charge various electronic devices on the go. With its compact design and multiple safety features, it is an ideal companion for travel, campi necessitats d'energia d'emergència.

Image 1: The ALLWEI 300W Power Inverter, showing its compact form factor and integrated cigarette lighter plug.
2. Instruccions de seguretat
Si us plau, llegiu i comprengui totes les instruccions de seguretat abans de fer funcionar l'inversor. Si no segueix aquestes instruccions, es poden produir descàrregues elèctriques, incendis o lesions greus.
- Ventilació: Ensure adequate ventilation around the inverter. Do not block any ventilation openings.
- Medi ambient: Do not expose the inverter to rain, moisture, direct sunlight, or extreme temperatures. Operate in a dry, well-ventilated area.
- Connexió: Connect the inverter directly to a 12V DC power source (e.g., car cigarette lighter socket). Ensure the vehicle's electrical system can support the inverter's power draw.
- Capacitat de càrrega: Do not exceed the inverter's continuous power rating of 300W. The peak power is 600W. Overloading can damage the inverter and connected devices.
- Característiques de protecció: The inverter includes built-in protections against overheating, under-voltage, sobrevoltage, short-circuit, overload, and overcharge. If a protection is triggered, the inverter may shut down.
- Nens i animals de companyia: Mantingueu l'inversor fora de l'abast dels nens i les mascotes.
- Desmuntatge: No intenteu desmuntar ni modificar l'inversor. Encarregueu tot el manteniment a personal qualificat.

Imatge 2: acabatview of the inverter's integrated safety features, including protection against overheating, over-voltage, baix voltage, short-circuit, overload, and overcharge.
3. Producte acabatview
The ALLWEI 300W Power Inverter is designed for ease of use and reliability. Below are the key components and features:
- C d'alumini duradorasing: Provides robust protection and efficient heat dissipation.
- Interruptor d'alimentació: Controls the AC output.
- Quiet Cooling Fan: Automatically activates to prevent overheating, ensuring stable operation.
- Indicador LED d'alimentació: Shows the operational status of the inverter.
- AC Outlet (230V): Standard European socket for connecting AC-powered devices.
- USB-C PD 27W Port: Per a dispositius compatibles amb càrrega ràpida.
- USB Quick Charge 18W Port: For rapid charging of USB-powered devices.
- Endoll de l'encenedor de cigarrets: For connecting the inverter to your vehicle's 12V DC socket.

Imatge 3: Detallada view of the inverter's components, including the aluminum casing, power switch, quiet fan, LED indicator, AC outlet, USB-C, USB-A, and cigarette lighter plug.

Image 4: Close-up of the USB-C (PD 27W) and USB Quick Charge (18W) ports, highlighting their fast-charging capabilities. Note that simultaneous use of both USB ports shares a total output of 5V/3A Max.
4. Configuració
- Preparació del vehicle: Ensure your vehicle's engine is running or the ignition is in the ACC position to provide stable 12V power and prevent draining the car battery.
- Connect to Cigarette Lighter: Insert the inverter's cigarette lighter plug firmly into your vehicle's 12V cigarette lighter socket. The cable length is 80 cm, providing flexibility for placement.
- Encès: Flip the power switch on the inverter to the "ON" position. The LED power indicator will illuminate, indicating the inverter is ready for use.
5. Instruccions de funcionament
Once the inverter is set up, you can connect your electronic devices:
- Dispositius de corrent altern: Plug your 230V AC devices (e.g., laptops, CPAP machines, small lights, game consoles, DVD players) into the AC outlet. Ensure the total wattage of connected devices does not exceed 300W continuous power.
- Dispositius USB: Connect your mobile phones, tablets, or other USB-powered devices to the USB-C (PD 27W) or USB-A (QC 18W) ports for fast charging. Note that the total output for both USB ports combined is 5V/3A Max.
- Ús simultani: You can use the AC outlet and USB ports simultaneously, provided the total power consumption remains within the inverter's limits.
Dispositius compatibles:
- Portàtils
- Telèfons mòbils
- Tauletes
- Màquines CPAP
- Inhaladors
- Consoles de jocs
- Kindle/E-readers
- Small TVs
- Reproductors de DVD
- Llums de corda LED
- Càmeres
- Milk Pumps
Incompatible Devices (High Power Consumption):
- Bullidors d'aigua
- Màquines de cafè
- Cabell Curlers/Straighteners
- Escalfadors
- Assecadors de cabells

Imatge 5: Ex.amples of compatible devices being powered by the inverter, such as laptops, mobile phones, and string lights, demonstrating its versatility for outdoor and travel use.

Image 6: A visual guide distinguishing between devices suitable for the inverter (e.g., laptops, game consoles) and those that are not (e.g., high-wattage appliances like kettles or hair dryers).
6. Manteniment
To ensure the longevity and optimal performance of your ALLWEI Power Inverter, follow these maintenance guidelines:
- Neteja: Regularly wipe the exterior of the inverter with a soft, dry cloth. Do not use liquid cleaners or solvents.
- Ventilació: Keep the ventilation openings clear of dust and debris. The built-in cooling fan helps manage heat, but proper airflow is crucial.
- Emmagatzematge: Quan no l'utilitzeu, guardeu l'inversor en un lloc fresc i sec, allunyat de la llum solar directa i de la humitat.
- Inspecció del cable: Periodically check the cigarette lighter cable and connections for any signs of damage or wear.
7. Solució De Problemes
If you encounter issues with your ALLWEI Power Inverter, refer to the following common problems and solutions:
| Problema | Causa possible | Solució |
|---|---|---|
| Inverter not turning on / No power output |
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| Inverter shuts down during operation |
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| Devices not charging or charging slowly via USB ports |
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| AC outlets are too close for two large plugs |
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8. Especificacions
| Característica | Detall |
|---|---|
| Número de model | SGR-NX3012SK-5C |
| Entrada Voltage | 12V DC |
| Vol. De sortidatage | 230 V AC |
| Potència contínua | 300 watts |
| Potència màxima | 600 watts |
| Sortida USB-C | PD 27 W |
| Sortida USB-A | Càrrega ràpida 18W |
| Dual USB Ports Total Output | 5V / 3A Màx |
| Dimensions del producte | 13.5 x 8 x 4.5 cm |
| Pes del producte | 570 grams |
| Color | Negre |
| Material | Alumini Casing |

Image 7: Visual representation of the inverter's compact dimensions (13.5 x 8 x 4.5 cm) for easy portability.
9. Garantia i Suport
For warranty information and customer support, please contact ALLWEI directly or refer to the product packaging. You can also visit the official ALLWEI store for more information:





