HP / Agilent 34401A Front / Rear Terminals Switch. 

This is a replacement Front / Rear Terminals Switch for 34401A DMM. 
Also fits the following HP / Agilent / Keysight multimeters: 
34410A, 34411A, 34461A

Brand new replacement part. Please note, this is not the original gold plated switch which is no longer available.
This switch has silver plated contacts.

S1 front / rear switch.  

This auction ONLY includes the item described in the title. 

This item will be well packaged. Same day shipping if ordered by 1:00 PM EST (except holidays and weekends).

I also offer affordable repair service for 34401A multimeters here