Spectite® Sealed Feedthroughs for Pressure and Vacuum Applications
What are sealed feedthroughs?
Sealed Feedthroughs, sometimes called sealing glands, are used to seal elements under the most arduous conditions and have many applications in a wide variety of industries, including:
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They inhibit the leakage of gases or other media and restrain the elements from moving in the assembly because of differential pressure. In some assemblies, elements are also electrically isolated from the feedthrough body and from each other.
The feedthroughs are made from stainless steel and are designed for mounting on to a process vessel or enclosure. Versions can be specified to seal on both single and multiple elements of different types and sizes.
The cap nut is tightened to a pre-set torque to compress an internal sealant. The sealant provides an efficient pressure seal on the elements without damaging them. At the same time it restrains them from moving. Epoxy sealing is not used.
Single Element Feedthroughs
Seal on probes, sensors, small-bore tubes and other similar elements.
Multiple Element Feedthroughs
Saves time and costs by allowing multiple sensors to pass through one feedthrough fitting.
Feedthroughs for Multiple Wires and Probes
Different types of these assemblies may be specified according to the type of element required to pass through the feedthrough.
High Density Sealed Tubes
High density, insulated wire sealed feedthrough tube assemblies, carrying up to sixty 24 AWG wires.
Bearing Sensor Feedthroughs
For use within sterilising and composite autoclave applications, sealing multiple sensor or instrumentation wires exiting an enclosure.
Autoclave Sensor Feedthroughs
For sealing individual sensor or instrumentation wires exiting an oil filled bearing enclosure to prevent oil migrating along the sensor leads.
2kV High Voltage Electrode Feedthroughs with Ceramic Insulator
The integral electrode mounted in these feedthroughs enables specifiers to pass voltages up to 2kV.
8kV High Voltage Electrode Feedthroughs with PTFE Insulator
The integral electrode mounted in these feedthroughs enables specifiers to pass voltages up to 8kV.
8kV High Voltage Electrode Feedthroughs with PEEK Insulator
The integral electrode mounted in these feedthroughs enables specifiers to pass voltages up to 8kV.