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Spring Contact Development Kit added to range

Kit of 16 different contacts supplied with free refill service

The Spring Contact Development Kit is the ideal prototyping kit for customers using SMT Spring Contacts. Containing 16 different contacts in strips of Tape and Reel, the kit is an easy reference library for Harwin’s product range. Electronic Design Engineers at OEMs and Design Houses can now immediately try out one or more of the contacts by keeping this kit on hand, instead of waiting for the delivery of samples contacts.


Free Refills

Each Kit contains a Registration Card – please follow the instructions to register your kit with our team on [email protected]. Then, if you ever use up any of the spring contacts, just email [email protected] and request a replacement for that part number.


Contents List

The kit (part number DEV-001) is packaged in a stackable, durable box and contains a selection from each different style, 20 of each contact:

Product Contact Style Technical Drawing
S7221-45R Antenna, Positive Stop S7221-45R.pdf
S7271-45R Antenna, Positive Stop S7271-45R.pdf
S7121-42R C Style S7121R.pdf
S1741-46R C Style S1741-46R.pdf
S1761-42R C Style S1761-XXR.pdf
S1761-46R C Style S1761-XXR.pdf
S1791-42R C Style S1791-42R.pdf
S7061-42R C Style S7061R.pdf
S7061-46R C Style  S7061R.pdf
S7131-45R Extended Antenna  S7131-45R.pdf
S7161-45R Extended Antenna S7161-45R.pdf
S7101-42R Box Style S7101R.pdf
S7051-42R Box Style S7051R.pdf
S7071-46R C/Box Style S7071R.pdf
S7081-42R Point Contact  S7081R.pdf
S1941-46R Multi-Direction S1941R.pdf



Harwin’s Spring Contacts come in different styles that can include anti-hooking features, positive stop, low profiles and multi-directional contacts. These contacts have multiple uses including general electrical connection, antenna feeds and providing grounding, signal line transfer and shielding against EMI noise and static.

These uses make them suitable for many applications, including:

  • Motion control units
  • Mobile power systems
  • Environmental monitoring equipment
  • Broadcast and Communications
  • IOT and wireless modules
  • Industrial controls
  • Smart phone antennas

Product Training Module     Spring Contact Range Summary