The 3.5mm Mono Jack, specifically the Panel Mount Bulkhead M6, 2 Conductors TS Jack, serves as a reliable alternative to the WQP-PJ398SM. Here’s a concise description:

This audio jack is a compact and versatile connector designed for panel mounting. It features a 3.5mm mono jack, which is a standard size for many audio devices. The “Panel Mount Bulkhead M6″ indicates that it is suitable for mounting through a panel or bulkhead with an M6 thread, providing a secure and stable connection. The “2 Conductors TS Jack” means it has two conductors (tips and sleeve) for mono audio signals.

As a replacement for the WQP-PJ398SM, this jack offers similar functionality and performance. It is compatible with a wide range of audio devices and applications, making it a versatile choice for various electronic products. Its durable construction ensures long-lasting use, while its standard size ensures easy installation and compatibility.