Thread-In Feedthroughs

Thread-In Feedthroughs


Technology: Glass-to-Metal Hermetics

Product Category: Electrical Feedthroughs

Application: Aerospace & Defense

Brand: Thunderline-Z


Designed for floor installations not requiring hermeticity, Thunderline-Z Thread-In Feedthroughs offer easy and reliable installation. In both DC and RF styles, these parts not only offer an excellent alternative to messy epoxy installation but also serve as an easy repair pin solution.

  • Pin Diameter or Sealing Method:
  • Material:
  • Plating:
  • Laser Welding
  • Kovar, Aluminum, Alumina Alloys, CRS, Stainless, Or Inconel
  • Nickel, Silver,Gold,Copper, or Tin
  • Hermeticity: < 1×10-8 standard cc/sec helium
  • Pin Sizes: .009″ & .018″
  • Suitable for DC applications

Agency Ratings

(consult catalog for details)


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Capacitor-Filter Feedthroughs

Capacitor-Filter Feedthroughs


Technology: Glass-to-Metal Hermetics

Product Category: Electrical Feedthroughs

Application: Aerospace & Defense

Brand: Thunderline-Z


Designed to eliminate noise and frequency interference in filtering applications found in modulators, switches, amplifiers, filters and multi-function assemblies, our capacitor feedthroughs provide for ultra-pure DC signals at high frequencies.

  • Pin Diameter or Sealing Method:
  • Material:
  • Plating:
  • .020 or .025 or .030
  • Kovar or Steel
  • Gold, Tin, or Silver
  • Hermeticity: < 1×10-8 standard cc/sec helium
  • Pin Sizes: .020″ or .025″ or .030″
  • Suitable for DC applications

Agency Ratings

(consult catalog for details)


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CO2 Compressor Feedthroughs

CO2 Compressor Feedthroughs


Technology: Glass-to-Metal Hermetics

Product Category: Electrical Feedthroughs

Application: HVAC, Refrigeration

Brand: Fusite


Fusite’s long history of glass-to-metal (GTM) experience allows us to understand the complexities of CO2 compressors, including the type of specialized materials required for this application. As GTM experts, we are able to design electrical feedthroughs for CO2 compressors that allow for higher operating pressure required by CO2 refrigerant.

  • Pin Metal Type:
  • Bursting Pressure:
  • Minimum Dielectric Voltage:
  • Copper Core Or Stainless
  • 8,000 or better psi
  • 2500 volts @ < 0.5 mA Leakage
  • Hermeticity: < 1×10-7 standard cc/sec helium
  • Insulation resistance: >10,000 megohm @ 500 VDC
  • UL Recognition on select models
  • Dielectric voltage: 2500 volts @ < 0.5 mA leakage

Agency Ratings

(consult catalog for details)

  • Catalog
    Single Pin and CO2 Feedthrough Specifications
    Read More
  • Catalog
    Fusite Catalog
    Read More
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Compressor Feedthroughs

Compressor Feedthroughs


Technology: Glass-to-Metal Hermetics

Product Category: Electrical Feedthroughs

Application: Process & Industrial

Brand: Fusite


Fusite manufactures premium glass-to-metal (GTM) hermetic seals, connectors, feedthroughs and related components for seals, connectors and feedthroughs for air conditioning and refrigeration applications.

  • Pin Metal Type:
  • Bursting Pressure:
  • Minimum Dielectric Voltage:
  • Copper Core, Stainless, Alloy 52
  • 2,250 psi
  • 2500 volts @ < 0.5 mA Leakage
  • Highly customized
  • Hermeticity: < 1×10-7 standard cc/sec helium
  • Insulation resistance: >10,000 megohm @ 500 VDC
  • UL Recognition
  • Dielectric voltage: 2500 volts @ < 0.5 mA leakage

Agency Ratings

(consult catalog for details)

  • Catalog
    Compressor Feedthrough Specifications
    Read More
  • Catalog
    Fusite Catalog
    Read More
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    Read More

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Single Pin Feedthroughs

Single Pin Feedthroughs


Technology: Glass-to-Metal Hermetics

Product Category: Electrical Feedthroughs

Application: HVAC, Refrigeration

Brand: Fusite


For limited space conditions, Fusite offers a full range of standard single-pin feedthroughs with durable hermetic seals, with typical power and sensor applications up to 20 A continuous.

  • Pin Metal Type:
  • Bursting Pressure:
  • Minimum Dielectric Voltage:
  • Copper Core Or Stainless
  • 2,250 psi
  • 2500 volts @ < 0.5 mA Leakage
  • Hermeticity: < 1×10-7 standard cc/sec helium
  • Insulation resistance: > 10,000 megohm @ 500 VDC
  • UL Recognition on select models
  • Dielectric voltage: 2500 volts @ < 0.5 mA leakage

Agency Ratings

(consult catalog for details)

  • Catalog
    Single Pin and CO2 Feedthrough Specifications
    Read More
  • Catalog
    Fusite Catalog
    Read More
  • DO NOT DELETE OR UNPUBLISH - Test Resource
    Read More

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Sight Glasses

Sight Glasses


Technology: Glass-to-Metal Hermetics

Product Category: Sight Glasses

Application: HVAC, Refrigeration

Brand: Fusite


Fusite uses its leading-edge glass-to-metal (GTM) sealing process to create highly compressed seals for hermetic sight glasses that are used as windows for visual level and flow indicators in high-pressure or vacuum applications. We offer a variety of bolt-on, weld-in and threaded configurations. Standard models include single port glasses for simple level checking and multiple port glasses for more complex systems

  • Pin Metal Type:
  • Bursting Pressure:
  • Minimum Dielectric Voltage:
  • 5,000 psi
  • 2500 volts @ < 0.5 mA Leakage
  • Hermeticity: < 1×10-7 standard cc/sec helium
  • Insulation resistance: > 10,000 megohm @ 500 VDC
  • Regulatory: Recognized by global regulatory agencies (such as UL, TUV, and GL) on select models

Agency Ratings

(consult catalog for details)

  • Sight Glasses and Connector Block Specifications
    Read More
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Pump Feedthroughs

Pump Feedthroughs


Technology: Glass-to-Metal Hermetics

Product Category: Electrical Feedthroughs

Application: Process & Industrial

Brand: Fusite


Fusite designs and develops custom glass-to-metal (GTM) feedthroughs for use in the industrial and commercial pump industry to meet the specific application requirements of our customers. Our feedthroughs stand up to harsh environments and meet the durability and high reliability requirements of major pump OEMs around the world.

  • Pin Metal Type:
  • Bursting Pressure:
  • Minimum Dielectric Voltage:
  • Copper Core or Stainless
  • 2,250 psi
  • 2500 volts @ < 0.5 mA Leakage
  • Hermeticity: < 1×10-7 standard cc/sec helium
  • Insulation resistance: >10,000 megohm @ 500 VDC
  • UL Recognition on select models
  • Dielectric voltage: 2500 volts @ < 0.5 mA leakage

Agency Ratings

(consult catalog for details)


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Connector Blocks

Connector Blocks


Technology: Glass-to-Metal Hermetics

Product Category: Connector Blocks

Application: HVAC, Refrigeration

Brand: Fusite


Fusite offers connector blocks, which provide a means for compressor manufacturers to make service connections for power.

  • Minimum Dielectric Voltage:
  • 2500 volts @ < 0.5 mA Leakage
  • Numerous styles available

Agency Ratings

(consult catalog for details)

  • Sight Glasses and Connector Block Specifications
    Read More
  • Catalog
    Fusite Catalog
    Read More
  • DO NOT DELETE OR UNPUBLISH - Test Resource
    Read More

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Sensor Feedthroughs

Sensor Feedthroughs


Technology: Glass-to-Metal Hermetics

Product Category: Electrical Feedthroughs

Application: Process & Industrial

Brand: Fusite


Fusite’s extensive glass-to-metal (GTM) experience solves the toughest of sensor feedthroughs production and performance challenges, especially in process instrument applications where there is an inert atmosphere or vacuum on one side and wide-ranging high-pressure, high-temperature, or corrosive conditions on the other.

  • Pin Metal Type:
  • Bursting Pressure:
  • Minimum Dielectric Voltage:
  • Alloy 52 or Stainless
  • 25,000 psi
  • 2500 volts @ < 0.5 mA Leakage
  • Hermeticity: < 1×10-8 standard cc/sec helium
  • Insulation resistance: >10,000 megohm @ 500 VDC
  • For any application requiring hermetic signal feedthroughs, electronic packages, or sensor housings, headers, and packaging

Agency Ratings

(consult catalog for details)

  • Catalog
    Sensor Feedthrough Specifications
    Read More
  • Catalog
    Fusite Catalog
    Read More
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    Read More

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Semi-Hermetic Electric Feedthroughs

Semi-Hermetic Electric Feedthroughs


Technology: Glass-to-Metal Hermetics

Product Category: Electrical Feedthroughs

Application: HVAC, Refrigeration

Brand: Fusite


Fusite’s high-amperage and power-bolt feedthroughs utilize state-of-the-art glass-to-metal (GTM) sealing technology and insulating properties to accommodate high-amperage applications.

  • Pin Metal Type:
  • Bursting Pressure:
  • Minimum Dielectric Voltage:
  • Copper Core
  • up to 1450 psi
  • 5000 volts @ <0.5mA leakage utilizing ceramic insulators or rubber overmolding
  • Hermeticity: < 1×10-7 standard cc/sec helium
  • Insulation resistance: >10,000 megohm @ 500 VDC
  • UL Recognition on select models
  • Dielectric voltage: 5000 volts @ < 0.5 mA leakage utilizing ceramic insulators or rubber overmolding

Agency Ratings

(consult catalog for details)

  • Catalog
    Semi Hermetic Electric Feedthrough Specifications
    Read More
  • Catalog
    Fusite Catalog
    Read More
  • DO NOT DELETE OR UNPUBLISH - Test Resource
    Read More

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