Upgrade your device's power supply with our 7V 2A AC DC Power Supply Adapter, designed to deliver reliable and efficient performance for a wide range of electronic equipment. This adapter is the perfect replacement for ensuring your devices operate smoothly and safely. Precise Connector: The adapter features a 5.5x2.5mm DC connector with an outer diameter of 5.5mm and an inner diameter of 2.5mm. The polarity is configured with the external part as negative "-" and the internal part as positive "+", ensuring a secure fit and reliable connection for your devices. Optimal Power Output: Designed with an AC input of 50 to 60Hz and a DC output of 7V 2A, this power supply operates best when used below 80% of its full load capacity. This prevents overloading and ensures stable, consistent performance, extending the life of both the adapter and your devices. Comprehensive Safety Features: Safety is paramount with this adapter, which includes five protective measures: over temperature prevention, short circuit prevention, under voltage prevention, over voltage prevention, and over current prevention. These features guarantee safe and secure use, protecting both the adapter and your valuable equipment. Robust and Long-Lasting ABS Materials: Constructed from premium ABS materials, this adapter is both wear-proof and sturdy. The 93cm (37 inches) power cord provides ample length for flexible placement and extended use, ensuring durability and longevity. Wide Compatibility: This versatile adapter is compatible with a broad range of devices, including LED advertising signs, LED displays, light strip modules, security cameras, scientific research equipment, LED lamps and lanterns, communication equipment, power equipment, instruments, semiconductor refrigeration and heating, electronic refrigerators, LCD displays, speakers, computer chassis, 2.5-inch mobile hard disks, mobile DVDs, TV boxes, wireless sound and video equipment, MP3/MP4 players, routers, switches, game consoles, telephones, controllers, and more. Choose our 7V 2A AC DC Power Supply Adapter for a dependable and secure power solution that meets the diverse needs of your electronic devices, ensuring they function efficiently and safely.