InLine Internal Power Adapter 20 Pin ATX-NT to P8/P9 AT Board + Switch 20/0.80m

This internal power adapter converts a 20-pin ATX power supply output to the older P8/P9 AT motherboard connector. The InLine Internal Power Adapter 20 Pin InLine 26641S has a cable length of 0.8 m and includes an inline switch to control the power supply, allowing you to use modern ATX PSUs with legacy AT boards.

Advantages

The adapter provides a straightforward way to power P8 and P9 motherboards from a 20-pin ATX power supply without modifying the PSU. Its 0.8 m cable length offers flexible routing inside a case, and the integrated switch enables manual on/off control of the connected power supply. The product colour is multicolour.

Suitable for

• Powering retro AT motherboards with P8/P9 connectors
• Retrocomputing projects and hardware restoration
• Lab and testing setups that require switching AT motherboards on/off

Key specifications

• Brand: InLine
• Model / MPN: 26641S
• EAN: 4043718042524
• Connector: 20-pin ATX to P8/P9 AT
• Cable length: 0.8 m
• Product colour: Multicolour

How to use

Connect the 20-pin ATX plug to the power supply output and attach the P8/P9 connector to the AT motherboard according to the board’s documentation, observing correct pin orientation. Use the inline switch to power the supply on or off. Ensure the power supply is suitable for the motherboard’s voltage and current requirements before use.

Recommendations

Verify pin alignment and secure connections before applying power. Use the adapter in a powered-off system when connecting or disconnecting. If unsure about compatibility or required PSU capabilities, consult the motherboard manual or a qualified technician.