Upgraded SKU amp; Mould - gt; CPG151101S11-16 - Lifetime Increase - Bigger Solder Joint Kailh hotswap PCB socket is very useful to replace your worn ones or use them for a DIY project. Please note that these sockets require a PCB specifically designed for them. (Most PCBs do not have pads for hotswap sockets, but it #39;s becoming more common.) They work great for hand-wired projects.