Rack & Panel

The Winchester Rack and Panel product line is one of the most comprehensive pin and socket style connector systems available for cable-to-cable, cable-to-panel, and cable-to-board applications. The extreme versatility of Winchester's Rack and Panel line allows this connector system to be used in a wide variety of industries including industrial, military, aerospace, instrumentation, and telecommunications.

The Rack and Panel product line consists of molded insulators, screw-machined contacts, anodized aluminum hoods and protective shells, and a wide assortment of mating hardware. Other important features of the Rack and Panel product line include:

  • Insulators available in a wide range of position sizes depending upon the product series.
  • Solder cup, crimp, and dip solder PCB contacts available in pin diameters of .062, .040, .030, and .025 inches with current ratings of 13, 7.5, 5 and 3 Amps.
  • Contacts pre-loaded into insulators or sold separately.
  • Top or side opening cable hoods for applications requiring 180- or 90-degree cable exit.
  • Male plug and female receptacle protective shells help to protect connector interfaces during handling as well as to provide polarization to ensure connectors are mated correctly.
  • Wide assortment of mating hardware and accessories including fixed and turnable jackscrews and sockets, guide pins and sockets, mounting plates, and gaskets.
Certain series within the Rack and Panel product line are designed for commercial applications while other series meet Military specification MIL-C-28748. Winchester QPL'd connectors feature insulators molded from glass filled diallylphthalate material per MIL-M-14 SDG-F, contacts plated with 50 microinches Gold, and closed-entry female socket contacts. Removable crimp contacts qualified to MIL-C-39029 are also available.

Rack and Panel Series

Download the complete catalog in PDF format (2.5 MB)

MRAC Series – male and female insulators without contacts. Removable 100 series contacts ordered separately.



Catalog Pages - 227 KB




XAC Series – male and female MRAC insulators without contacts, equipped with protective shells, mounting plates, hoods, and hardware. Removable 100 series contacts ordered separately.

Catalog Pages - 316 KB




TMRAC Series – heavy-duty male and female insulators without contacts. Removable 100 series contacts ordered separately. MIL-C-28748 approved.


Catalog Pages - 66 KB




TXAC Series – heavy-duty male and female TMRAC insulators without contacts, equipped with protective shells, mounting plates, hoods, and hardware. Removable 100 series contacts ordered separately.

Catalog Pages - 76 KB



MRA Series – male and female connector insulators pre-loaded with #16 (.062 inch diameter) contacts, hoods, and hardware.


Catalog Pages - 300 KB




MRE Series – male and female connector insulators pre-loaded with #20 (.040 inch diameter) contacts, hoods, and hardware.


Catalog Pages - 306 KB




XMRA - male and female MRA insulators pre-loaded with #16 (.062 inch diameter) contacts, equipped with protective shells, hoods, and hardware.



XMRE Series – male and female MRE insulators pre-loaded with #20 (.040 inch diameter) contacts, equipped with protective shells, hoods, and hardware.

Catalog Pages - 316 KB




SLE-SME-SRE Series – subminiature male and female insulators pre-loaded with solder cup contacts and equipped with hoods and hardware.







Catalog Pages - 111 KB




SREC Series – subminiature male and female insulators without contacts, equipped with hoods, and hardware. Removable 100 series contacts ordered separately.

Catalog Pages - 69 KB




SRM – subminiature male and female insulators, pre-loaded with solder cup contacts, and equipped with protective shells, hoods, and hardware.

Catalog Pages - 169 KB




PM1 Series – single-position male and female high voltage connectors.




Catalog Pages - 41 KB




PM6 Series – 6-position male and female high voltage connectors.




Catalog Pages - 51 KB




SM Series – 1-, 2-, and 3-position male and female high voltage connectors.



Catalog Pages - 88 KB




M Series – 4-, 5-, 7-, 9-, 10-, 12-position male and female high voltage connectors.



Catalog Pages - 117 KB




JF Series – 2-position in-line and 4-position in-line and side mountable power connectors for #20 (.040 inch diameter) contacts.

JFA Series – 2-position side mountable power connectors for #16 (.062 inch diameter) contacts.



Catalog Pages - 145 KB




100 Series – removable male pin and female socket crimp, solder cup, and dip solder contacts.


Catalog Pages - 166 KB




107 Series – Crimp tooling

Catalog Pages - 125 KB


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