This 12V DC power supply can provide a power source for any electronic device that has an M-type barrel and requires 12 volts and up to 2 amps of power. Replace your failed or lost power adapter The power supply is a perfect replacement for the lost or damaged 12-volt 2-amp power adapter you've used to power your existing electronics. Keep a spare power adapter on hand When downtime isn't an option, keeping spare power adapters on hand ensures that you won't be left waiting for a replacement to arrive or have to replace your devices just for the sake of a compatible power source. This 12V 2A DC power supply is a direct replacement for the power adapters included with the following StarTech.com products: 80 m VGA to Cat 5 Monitor Extender Kit 1 km VDSL2 Extender Kit 40 km Gigabit Single Mode Fiber Media Converter LC 550 m Gigabit Single Mode Fiber Media Converter LC 550 m Gigabit Multi Mode Fiber Media Converter SC 2 km Fiber Media Converter Multi Mode SC 2 km Multi ModeFiber Media Converter ST USB 3.0 Hard DriveEnclosure for 3.5in SATA Drives USB 3.0 SATA Hard Drive Docking Station for 2.5 in. or 3.5 in. Drives USB 3.1 Single-Bay Dock for 2.5 in. or 3.5 in. HDD eSATA or USB 3.0 SATA Hard Drive Dock External Docking Station for 2.5 in. or 3.5 in. Hard Drives HDMI Over CAT5 HDBaseT Extender HDMI Over CAT5 Extender VGA Over CAT5 Extender 2-Port Dual DVI USB KVM Switch 2-Port DVI VGA Dual Monitor KVM Switch 2-Port Dual DisplayPort USB KVM Switch 2-Port Dual VGA KVM Switch 2-Port Quad DVI KVM Switch 4-Port Dual DVI KVM Switch 4-Port DVI VGA Dual Monitor KVM Switch 4-Port DisplayPort KVM Switch 4-Port Dual VGA KVM Switch The SVA12M2NEUA is backed by a StarTech.com 2-year warranty and free lifetime technical support.