Special Products: Custom Hermetic Sealing Solutions

We engineer quick turn, custom sealing solutions and replacements for legacy seal designs. These custom hermetic sealing solutions address a variety of challenging operating conditions, including:

  • Cryogenic.
  • High Frequency.
  • High Temperature.
  • High Voltage.

Contact us today and see what we do for your business and projects. 


Sample configurations:

custom hermetic sealing solutions />

High voltage hermetic electrical feedthrough used in metal ion implantation system.

custom hermetic sealing solutions />

Terminal header feedthrough for quick coupling to a PCB.

custom hermetic sealing solutions />

High frequency PotCon® feedthrough good to 18 GHz.

custom hermetic sealing solutions />

Multi-conductor harnesses for power and signal transmission with lead lengths up to 150 feet and more than 8,000 wires through a single flange.

custom hermetic sealing solutions />

Air conditioning charge sensor to detect leakage of refrigerant.

custom hermetic sealing solutions />

Ultra high vacuum (UHV) feedthrough with leakage rates <1x10-10 cc He/sec. Available in stud, wire feedthrough and PotCon configurations.

custom hermetic sealing solutions />

Coaxial NPT hermetic wire feedthrough seals high frequency coaxial cable at high pressures.

custom hermetic sealing solutions />

Cryogenic solutions operate at temperatures as low as 3K (-270°C).

Douglas Electrical
Address:    5 Middlebury Blvd.
Randolph, NJ 07869
Tel:    973.627.8230
Fax:   866.206.6916
General inquiries:   contactus@douglaselectrical.com
T 973.627-8230
Technical information:   applications@douglaselectrical.com
T 973.627-8230

Engineered Hermetic Seals and Connectors for Wire and Cable

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