Power your devices with confidence using our 7.5V 3A Power Adapter Charger, designed to deliver reliable performance and safety for a wide range of household electronics. This versatile adapter is perfect for enhancing the functionality of your equipment. High Compatibility: Featuring a 5.5x2.5mm DC plug, this power adapter is designed with an outer diameter of 5.5mm and an inner diameter of 2.5mm. The polarity is configured with the outer part as negative and the inner part as positive. It is compatible with LED advertising boards, LED displays, light strips, security systems, surveillance equipment, scientific research equipment, industrial control devices, and power equipment. Safety: Prioritizing your safety, this adapter is equipped with multiple protective features, including over temperature prevention, short circuit prevention, undervoltage prevention, overvoltage prevention, and overcurrent prevention. These features ensure a secure and stable power supply for your devices. Cord Length: The power adapter comes with a 93cm (37 inches) cable, providing ample length to meet your connection needs. This allows for flexible placement of your equipment without the hassle of limited reach. Please confirm the length is suitable for your setup before purchasing. Efficient Input and Output Performance: With an AC input of 50-60Hz, this adapter delivers a stable DC output of 7.5V 3A. To ensure optimal efficiency and prevent potential overload situations, we recommend using the adapter below its full load capacity of 80%. This practice helps extend the lifespan of the adapter and maintains its performance. Applications: This power adapter is suitable for a variety of applications, including semiconductor refrigeration and heating, air purifiers, electronic refrigerators, LED fixtures, audiovisual products, computer cases, 2.5-inch portable hard drives, portable DVD players, TV boxes, charging devices, MP3/MP4 players, small table lamps, routers, switches, gaming consoles, telephones, decorative lights, cameras, controllers, and more. Choose our 7.5V 3A Power Adapter Charger for a dependable and versatile power solution that meets your diverse electronic needs, ensuring your devices operate smoothly and safely.