PS/2 Adapters for Keyboards and Mice

PS/2 adapters let classic mechanical keyboards and legacy mice interface with modern systems or vice versa. These small adapters are handy when you prefer a tactile keyboard, need a specific older peripheral for specialized software, or are connecting to vintage hardware.

Why use PS/2 adapters

PS/2 ports offer low-level input communication and can support full n-key rollover on some keyboards. An adapter can preserve those features when switching to a different port type, but compatibility depends on the peripheral's internal wiring and the adapter design.

Buying considerations

• Passive vs active: Passive adapters only remap pins and work when the device supports both protocols; active adapters perform signal conversion and are more versatile.
• Compatibility checks: Confirm whether the keyboard or mouse specifies PS/2-to-USB support before assuming functionality.
• Durability: Small form factor adapters should include good strain relief to avoid breakage.
• Economical options: Clearance stock and refurbished adapters can be suitable for occasional use; ensure a return option if the adapter is incompatible.
• Setup: Some systems need changes in BIOS or OS settings—read guidance from the device manufacturer when available.

PS/2 adapters are a simple way to keep legacy input devices in service. With the right type and a quick compatibility check, you can retain the feel and reliability of older keyboards and mice.