Rotary Feedthroughs

Thermionics manufactures a full line of metal-sealed, all metal, rotary motion feedthroughs, using welded bellows and stainless steel linear bearings.  Manual units are bakeable to 200°C fully assembled with higher bakeouts available with partial disassembly.

Standard Rotary

Thermionics FRM series rotary feedthrough is metal-sealed and are all metal, using welded bellows and stainless steel linear bearings.

Precision Rotary

Precision rotary feedthroughs are commonly used to define a polar axis for a sample or probe where precision angular orientation is needed. 

Magnetically Coupled Rotary

The rare earth magnetic series single and dual rotary drives are designed as an option to conventional bellows-sealed and other rotary devices. 

Precision Open-Axis Rotary

The WOA rotary feedthrough is an all metal-sealed rotary feedthrough with the unique feature of a 3/4" rotary tube with a clear axis diameter of 0.55".

Shutter Action Rotary

Thermionics manufactures a full line of metal-sealed rotary motion feedthroughs.  They are all metal, using welded bellows and stainless steel linear bearings.

Call or email with your requirements and for current pricing.

800.962.2310 / sales@thermionics.com