C-Press® Compliant Pin Technology



Winchester Electronics offers a variety of board-to-board, input/output (I/O), and power connector products that features Winchester's proven, reliable, and industry leading C-Press compliant pin technology.

Edgecard D-Sub Telecom
Latching Headers Power Terminals Strip Headers


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Edgecard Connectors

Winchester Electronics offers a comprehensive line of pre-assembled press-fit Edgecard connectors for backplane applications that features Winchester's proven, reliable, and industry leading C-Press compliant pin technology.

Winchester Electronics Edgecard product line is available in a variety of contact centerline spacings, contact pair position sizes, and contact tail lengths. Additional options include bifurcated or non-bifurcated contacts, standard or high scoop insulators, .415-, .350-, or .300- inch card slot depths, and closed-ended or open-single-ended connectors.

All Edgecard connectors are designed to be seated into .093 inch minimum thick backplanes and to mate to double-sided PCBs ranging in thickness between .054 - .071 inch.

- "A" Grid
- "B" Grid
- "C" Grid
- "D" Grid
- "E" Grid
NK & NJ Series
276 Series
MK, NK, MJ, & NJ Series
MK, NK, MJ, & NJ Series
MK, NK, MJ, & NJ Series
.100 X .100 inch
.125 X .125 inch (Early/Late Make and Shorting Contacts)
.100 X .200 inch
.125 X .250 inch
.156 X .200 inch

Catalog Pages - 653 KB Test Report: Commercial "C" Press Contacts (954 KB)

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D-Subminiature Connectors

Winchester Electronics offers a comprehensive line of press-fit PCB D-Subminiature connectors for backplane applications that features Winchester's proven, reliable, and industry leading C-Press compliant pin technology.

Winchester's PCB D-Subminiature product line consists of all plastic and shielded vertical mount male and female connectors available in 9, 15, 25, and 37 positions. A variety of hardware options are also available including threaded inserts, threaded standoffs, quick latches, through-holes, and grounding straps.
- 89 Series
- 189 Series
All plastic D-Subminiature Connectors
Shielded D-Subminiature Connectors
Catalog Pages - 292 KB Test Report: Commercial "C" Press Contacts (954 KB)

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Telecom Ribbon Connectors

Winchester Electronics offers a comprehensive line of press-fit PCB Telecom Ribbon style connectors for backplane applications that features Winchester's proven, reliable, and industry leading C-Press compliant pin technology.

Winchester's PCB Telecom Ribbon style connector product line consists of all plastic and shielded vertical mount male and female connectors available in 14, 24, 36, and 50 positions. A variety of hardware options is also available including threaded inserts, threaded standoffs, and bail lock spring clips.
- 84 Series
- 88 Series
- 184 Series
- 188 Series
All plastic Telecom Ribbon style connectors (small C-Press hole size .030 - .035 inch)
All plastic Telecom Ribbon style connectors (standard C-Press hole size .037 - .043 inch)
Shielded Telecom Ribbon style connectors (small C-Press hole size .030 - .035 inch)
Shielded Telecom Ribbon style connectors (standard C-Press hole size .037 - .043 inch)
Catalog Pages - 559 KB Test Report: Commercial "C" Press Contacts (954 KB)

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Latching Pin Headers

Winchester Electronics offers a comprehensive line of MIL-C-83503 compatible, press-fit, PCB ribbon cable pin header connectors for backplane applications that features Winchester's proven, reliable, and industry leading C-Press compliant pin technology.

Winchester's latching ribbon cable pin header connector product line consists of 4–sided pin header connectors available in 10, 14, 16, 20, 26, 34, 40, 50, 60, and 64 positions. All 79 Series ribbon cable pin headers have a single center slot polarization feature and two optional polarization key locations. Accessories include a polarization key and ejector latches, which are available in two different lengths to accommodate mating ribbon cable connectors with or without an added strain relief.
- 79 Series 4-Sided Ribbon cable pin headers
Catalog Pages - 476 KB Test Report: Commercial "C" Press Contacts (954 KB)


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Power Terminals

Winchester Electronics offers a comprehensive line of press-fit Power Terminals for backplane applications that features Winchester's proven, reliable, and industry leading C-Press compliant pin technology.

Winchester Electronics press-fit power terminals, used in wire-to-board power applications, provide a cost-effective and reliable method to connect lead wires terminated with ring or fork tongue terminals to backplanes. Power terminals have a DIP (Dual In-line Package) footprint and are available in 6 or 10 positions, with or without protective insulation, and with or without 6/32, 4/40, M3, or M4 mating screws. A 10-position power terminal with two .250 inch Quick Disconnect tabs is also available.
- 121 Series
- 121 Series
.100 x .300 inch grid 10-position power terminals
.125 x .250 inch grid 6-position power terminals
Catalog Pages - 168 KB Test Report: Commercial "C" Press Contacts (954 KB)

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.025 Sq. Inch Strip Headers

Winchester Electronics offers double row press-fit .025 sq. inch Strip Headers for backplane applications that feature Winchester's proven, reliable, and industry leading
C-Press compliant pin technology.

Winchester's Strip Headers have .100 x .100 inch grid contact centerline spacing, .290 inch mating post height, and are available in 10 – 100 total positions. Winchester's 130 Series Strip Headers are designed to be installed into a .093 inch minimum thick backplane and will mate to a wide variety of discrete wire, ribbon cable, and PCB female sockets based on industry standard .025 sq. inch technology.
- 130 Series .100 x .100 inch grid Strip Headers
Catalog Pages - 66 KB Test Report: Commercial "C" Press Contacts (954 KB)

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