The EP501A is a dependable Memory Protection Device featuring a Power Barrel Connector Plug with a 2.10mm ID (0.083") and a 5.50mm OD (0.217"). Capable of carrying 5A of power at 12VDC, this device is designed for Free Hanging (In-Line) installation and comes in a sleek black color. Trust the EP501A to safeguard your memory components with reliable performance and secure connectivity.