bisco industries Blog

Product Spotlight: Schroff 42 Series Wedge Loks

Introducing Heavy Duty PCB Retainers

Schroff (formerly Birtcher) is the global leader in the design and manufacturing of heavy duty PCB retainers and card guides. One of Schroff / Birtcher’s most popular PCB retainers is the 42 Series Wedge Lok. The 42 Series Wedge Lok is designed to secure PBCs in rugged and high vibration environments. 42 Series PCB retainers also offer a lightweight design making them ideal for military, defense, and aerospace applications.

42 Series Wedge Lok Key Features

  • Designed for cold wall applications
  • Aids thermal transfer from the PCB to the cold wall
  • Screw actuated
  • 3 segment, non-shafted design
  • Average clamp force (5″, black anodized) = 269 lbs
  • Max expansion 6.98 mm (.275 in)
  • Flexible mounting options
  • Available with gold chem film, clear chem film, black anodized, hard black anodized, or electroless nickel plating
  • DSCC 84103 / DSCC CID 59590

Installing 42 Series Wedge Loks

42 Series Wedge Loks are designed for installation in cold wall applications. During installation Wedge Loks are first attached to the top and bottom of the PCB. Once the PCB is secured between the Wedge Loks it is inserted into cold wall channels in the card cage. Finally the Wedge Lok is actuated clamping the PCB to the cold wall.      

Configuring 42 Series Wedge Loks

Schroff / Birtcher 42 Series Wedge Loks are highly customizable helping them meet diverse and challenging application requirements. To configure a 42 Series PCB retainer for your application view the 42 Series spec sheet.

Your Authorized Source for Schroff 42 Series Wedge Loks

bisco industries is your authorized Schroff / Birtcher distributor stocking hundreds of 42 Series PCB retainers. bisco’s long standing partnership with Schroff and it’s parent company Pentair means you’ll receive expert service, competitive pricing, and expedited lead times. Visit biscoind.com to find pricing and stock or to request pricing on non-standard items.

Popular 42 Series Wedge Loks

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