Molex KK Range of 2139 Series HousingsThis range of Series 2139 Connector Housings feature a 3.96 mm pitch and form part of the KK Interconnect system from Molex, which provides a simple and economical way to make multipole connections to printed circuit boards. These types of fittings are an essential component that offer protection for the connection it is housing.Features and Benefits• 3.96 mm pitch• Wire to board configurations and fittings• Natural (white) colour• Single Row• Friction lock prevents accidental disconnection• Ramp and polarising ribs• Accepts KK 2478 and 2578 series terminalsNoteFor suitable crimp tools see, for example, stock number 450-391Molex Female Connector Housing, 2 Way, 1 Row - 2139 Series - 09-50-3021This connector receptacle from Molex secures your wire-to-PCB (printed circuit board) terminals and protects them from dust and debris. The lightweight nylon construction is tough and durable. Its straight body orientation and industry-standard 3.96mm pitch enable an easy fit for your connector. Polarised ribs conveniently prevent misalignment and mismating, so you can be assured a strong connection will be made. A friction lock then secures the connector into place to prevent accidental disconnection due to heavy vibrations or rough handling.Features & Benefits• Fully isolated terminals with a depth of 15.88mm and width of 6.4mm provide strong protection• Low halogen material limits the release of toxic fumes in case of fire• Flame-retardant build for improved safety• Allows you to make multipole connections to PCBsApplications• Industrial automation• Pharmaceutical manufacturing• Marine operations• Medical industryWhat crimp terminals can I use with this housing?This housing is compatible with Molex's KK series crimp terminal 2478 in size 18 to 24 AWG (American wire gauge) and crimp terminal 2578 in size 22 to 26 AWG.3.96mm Molex KK Range