Introducció
The Samlex America SAM-250-12 is a 250-watt modified sine wave DC to AC power inverter designed to convert 12 VDC power from your vehicle or battery into 115 VAC household power. It is suitable for powering various electronic devices and small appliances on the go, featuring a compact design and essential safety protections.
Informació de seguretat
- Read all instructions thoroughly before operating the inverter.
- Ensure the inverter is placed in a dry, well-ventilated area, away from direct sunlight, heat sources, and flammable materials. Adequate airflow is crucial to prevent overheating.
- No exposeu l'inversor a l'aigua, la pluja o la humitat excessiva.
- Eviteu curtcircuitar els terminals de sortida.
- Mantingueu l'inversor fora de l'abast dels nens i les mascotes.
- This device is equipped with safety protections for thermal overload, battery overload, short circuit, and earth fault conditions.
- Only connect to a 12V DC power source. Connecting to other voltages may cause severe damage to the inverter and connected devices.
Contingut del paquet
- Samlex America SAM-250-12 DC to AC Power Inverter
- 12V Cigarette Lighter Socket Connection Cable
- Bateria Clamps (for direct battery connection)
- Manual d'usuari
Característiques del producte
- 250 Watts Continuous Power Output
- Converts 12 VDC to 115 VAC (60 Hz)
- Sortida d'ona sinusoïdal modificada
- Construcció duradora
- Disseny compacte i lleuger
- Soft start and cool surface technology
- Safety certified with protections for thermal, battery overload, short circuit, and earth fault
- USB charging port (5VDC 2.1A)
- Two 115V AC outlets
Producte acabatview

Imatge: Frontal view of the Samlex SAM-250-12 Power Inverter, showcasing its compact design. The front panel features two 115V AC outlets, a 5VDC 2.1A USB charging port, an ON/OFF switch, and indicator lights for power and fault status. The top surface displays the brand 'Samlexpower 250' along with key specifications like 'DC-AC Inverter,' '250 Watts,' '12 VDC Input,' '115 VAC Output,' and 'Model SAM-250-12.'
Panell frontal
- 115V AC Outlets (x2): Standard outlets for connecting AC-powered devices.
- 5VDC 2.1A USB Port: For charging USB-compatible electronic devices.
- Interruptor ON/OFF: Controls the power supply to the inverter.
- Llum indicador d'alimentació: Illuminates green when the inverter is powered on and operating normally.
- Llum indicador de fallada: Illuminates red to indicate an error condition or when the inverter enters protection mode.
Panell posterior
- Terminals d'entrada de CC: Connections for the 12V DC power source (e.g., vehicle battery, cigarette lighter socket).
- Ventilador de refrigeració: Automatically activates to dissipate heat and maintain optimal operating temperature.
Configuració
- Trieu una ubicació: Select a flat, stable surface for the inverter. Ensure the area is dry, well-ventilated, and free from direct sunlight, heat sources, and flammable materials. Allow at least 6 inches of clear space around the inverter for proper airflow.
- Connect to 12V DC Power Source:
- For Cigarette Lighter Socket (up to 150W): Insert the cigarette lighter plug firmly into your vehicle's 12V accessory socket. This method is suitable for lower power applications.
- For Direct Battery Connection (full 250W): Connect the red battery clamp to the positive (+) terminal of your 12V battery and the black battery clamp to the negative (-) terminal. Ensure all connections are secure and tight to prevent voltagcaiguda i sobreescalfament.
- Verifica les connexions: Double-check all power connections to ensure they are correctly polarized and securely fastened. Loose connections can cause poor performance or damage.
Instruccions de funcionament
- Turn On the Inverter: After securing all connections, flip the ON/OFF switch on the front panel to the "ON" position. The green Power Indicator Light should illuminate, indicating the inverter is ready for use.
- Connect AC Devices: Plug your AC-powered device(s) into the 115V AC outlets. Ensure the total combined wattagLa potència de tots els dispositius connectats no supera els 250 watts.
- Connecteu dispositius USB: Plug your USB-powered device(s) into the 5VDC 2.1A USB port for charging.
- Superviseu l'operació: Observe the Power Indicator Light. If the red Fault Indicator Light illuminates, immediately disconnect all devices and refer to the Troubleshooting section.
- Turn Off the Inverter: When you are finished using the inverter, turn off the inverter using the ON/OFF switch before disconnecting it from the 12V power source.
Consideracions importants:
- The inverter is designed for 12V DC input only. Connecting to other voltagpoden danyar la unitat.
- Some devices with high startup current (e.g., motors, compressors, refrigerators) may exceed the inverter's surge capacity, even if their continuous wattage està dins dels límits.
- For optimal performance and to prevent excessive battery drain, it is recommended to operate the inverter with the vehicle engine running when connected to a car battery.
Manteniment
- Mantingueu l'inversor net i lliure de pols i deixalles. Feu servir un drap sec per netejar-lo.
- Ensure the cooling fan vents are unobstructed at all times to allow for proper airflow and heat dissipation.
- Store the inverter in a cool, dry place when not in use, away from extreme temperatures and moisture.
- Regularly check all electrical connections for tightness and signs of corrosion. Clean any corroded terminals.
Resolució de problemes
| Problema | Causa possible | Solució |
|---|---|---|
| No power output / Power LED off | Loose connection, discharged battery, faulty fuse, inverter off. | Check all connections, charge or replace battery, replace internal fuse (if applicable and safe, consult professional), turn inverter ON. |
| Fault LED on / Inverter shuts down | Overload, overheating, low/high battery voltage, short circuit in connected device. | Reduce the connected load, allow the inverter to cool down, check battery voltage, inspect connected devices for short circuits. |
| Connected device not working correctly | Device incompatible with modified sine wave, device wattage too high, device requires pure sine wave. | Check device requirements for power input. Ensure total wattage is within inverter limits. Some sensitive electronics may require a pure sine wave inverter. |
Especificacions
| Característica | Detall |
|---|---|
| Model | SAM-250-12 |
| Potència contínua | 250 watts |
| Volum d'entrada DCtage | 12 VDC |
| Vol. De sortida de CAtage | 115 VAC |
| Freqüència de sortida de CA. | 60 Hz |
| Forma d'ona de sortida | Ona sinusoïdal modificada |
| Sortida USB | 5VDC, 2.1A |
| Dimensions (LxWxH) | 6 x 4.5 x 2 polzades |
| Pes | 1.2 lliures |
| Material | Plàstic, Alumini |
Garantia i Suport
The Samlex America SAM-250-12 inverter comes with a manufacturer's warranty. Please refer to the included warranty card or visit the official Samlex America website for detailed warranty terms and conditions. For technical support, service inquiries, or to register your product, please contact Samlex America customer service directly.





