Portplate Series Custom Hermetic Flange & Plate Assemblies
Multi-port hermetic assemblies accommodate any feedthrough configuration,
with time and troubleshooting minimized.
Product Categories
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Hermetic Connectors
- Hermetic Bulkhead Connectors
- Hermetic Circuit Board Seals
- Backpotted Connector Assembly
- Hermetic Backpotted Connector
- Custom Hermetic Flange & Plate Assemblies
- D-sub Connectors
- Micro-D Connectors
- Hermetic Circular Connectors
- Hermetic Rectangular Connectors
- 38999 Hermetic Connectors
- MIL-DTL-26482 Hermetic Connectors
- Coaxial Feedthroughs
- M8/M12/M23 Hermetic Connectors
- Push-through Feedthroughs
- USB Feedthroughs
- Electrical Connectors
- Underwater Connectors
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Wire & Cable Feedthroughs
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Hermetic Power Feedthroughs
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Feedthroughs by Housing Type
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Pioneered by Douglas Electrical Components, Portplate systems are fully assembled and pre-tested multi-port, custom hermetic feedthrough systems for pressure and vacuum applications. Customize the mechanical interface and mix and match electrical connection types to create a single, hermetic assembly. Portplates can be provided with or without hermetically sealed connectors and are shipped as ready-to-install assemblies.
Portplates are available in various mechanical interfaces to match your geometric and sealing requirements for both power and signal applications operating under vacuum and positive pressures. Whether we utilize our in-house machining or partner for customer-supplied components, Douglas Electrical will work to build a cost-effective, hermetic system that reduces cost and leak paths with a single plate.
The bulkhead interface can be a variety of fittings including flanges, threaded adapters, and O-ring assemblies. Multiple feedthroughs on a single plate can minimize time and costs associated with troubleshooting and testing. Portplate assemblies are available in sizes ranging from 6 to 48 inches in diameter and offer full strain relief. We also offer vacuum outgassing bake-out for components or entire units.
Accommodate any configuration.
Portplates are available to accommodate mixed configurations of feedthroughs including Ductorseal® hermetic wire feedthroughs, StudSeal™ high power feedthroughs, Optiseal™ fiber optic cables, and PotCon® bulkhead connector feedthroughs.
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Features
FEEDTHROUGH PERFORMANCE CAPABILITIES
- 1×10-9 cc-He/sec per feedthrough
- Pressures of 15,000 psi
- Operating temperatures range from 4 K (LHe) through high temperatures of 200°C
- Full strain relief available for cable assemblies
COMMON FEEDTHROUGH TYPES
- Face-Mount housings (2.75”, 3.75”, 4” etc.)
- Push-in feedthrough seals for wires or connectors
- Convenience feedthroughs (110V) for quick 110 VAC connections
- ISO Flanges
- ASME Flanges and plates
- Weld neck Flange (contact factory)
- Square/Rectangular flange
- Custom vacuum flange and plate designs
COMMON WIRE AND CABLE TYPES
- Individual wires (PTFE, PVC, etc.)
- Jacketed cable
- Coaxial cable
- Thermocouple
- Customized assemblies with integral connectors
MARKET CAPABILITIES
- ISO 9001:2015
- ISO 14001:2015
- ITAR DDTC Registration
FAQ
What are the clearance requirements for Portplate designs?
PotCon connectors require a 2” minimum clearance around the housing for hand access to tighten or loosen connector locking rings. ace seal housings for harness feedthroughs (jam nut mounting) require a 1″ minimum clearance for wrench access to make up the jam nut. Face mount housings require only a 1/2″ clearance around the housing OD for the clamps (be sure to stagger the clamps of adjoining housings).
Can I customize a Portplate?
Yes. Douglas Electrical Components will partner with you during the design process to specific the cables and connectors required to optimize the design. While our products are customized, our lead times are also very competitive with other customized assemblies as well as some standard products by utilizing LEAN manufacturing and maintaining in-house capabilities such as machining.
What feedthrough materials are available?
While aluminum and stainless steel are the most common materials for Portplates, we design and manufacture with dielectric materials such as G10 Garolite.
Are Portplates used in applications other than vacuum chambers?
Yes. While this product line is popular in vacuum chamber and semiconductor manufacturing applications, it is also used in various industrial and OEM applications such as compressor power feedthroughs. Portplates are simply a way to easily mount a hermetic electrical feedthrough.
Do Portplates survive cryogenic temperatures?
Yes, our electrical feedthrough will operate at 4K (LHe). Our unique manufacturing and material combination enable us to combat mismatches in material expansion, commonly measured as the coefficient of thermal expansion, or CTE.
Image Library
Some of our various custom Portplate assemblies
Hermetic D-sub Portplate Electrical Feedthrough Assembly
Hermetic Portplate Electrical Feedthrough Assembly with 10 D-sub Connectors
Portplate Coaxial Plate Assembly
Custom Portplate assembly with integral coaxial connectors
Vacuum Portplate assembly
Douglas is your one-stop-shop for fully assembled and tested port plate assemblies, combining various electrical connection types into a custom assembly.
Custom Hermetic Plate Assembly
Plate assemblies available for various Military and Aerospace applications.
Micro-D Hermetic Portplate Assembly
Micro-D Hermetic assembly; customers can design multiple connectors within a PortPlate, custom design a solution, or choose a standard hermetic Micro-D feedthrough with reversible mounting
D-sub Hermetic Flange
D-sub hermetic flange feedthrough assembly. Integrate D-sub connectors as part of the flange or order independent connectors with reversible mounting.
Hermetic Connectorized Portplate Assembly
Customized flange with integral MIL-spec connectors. Configure with either plugs or receptacles.
RBTW Portplate Hermetic Feedthrough
RBTW Portplate hermetic feedthrough built with integral wire harnesses to simplify installation.
Power and Signal Hermetic Flange
Combine power and signal feedthroughs into a single PortPlate design.
Hermetic Terminal Plate Assembly
Customized hermetic terminal plate assembly
StudSeal Copper Terminal Plate
Customized hermetic terminal plate assembly
StudSeal rectangular flange power feedthrough
StudSeal Portplate assembly reduces installation time and leak paths in compressor and other industrial applications.
Custom USB Hermetic Plate
Custom hermetic plate with 6 USB 3.0 connectors
Custom Material Portplate
Custom material Portplate design with PotCon connector feedthroughs and coaxial feedthroughs.
RBTW PortPlate
Portplate hermetic feedthrough flange with PotCon electrical feedthroughs
Portplate Electrical Feedthrough Flange
Customized assembly with various plug and receptacle connectors for a high-density feedthrough