Molex Mini-Fit Junior Crimp Receptacle and Plug HousingsMini-Fit Junior 4.2 mm pitch connector housings form part of the Mini-Fit Junior power connector’s interconnection system. Molex connector housings can be used in applications that require design flexibility. These types of fittings are an essential component that offer protection for the connection it is housing.Features and Benefits• Handle Up to 13A current per circuit, a great solution for high current connectors• Fully isolated terminals for protection against debris and damage caused by mishandling• Polarization and keying to prevent mismating ad misalignment• Positive locking mechanism for secure mating connection prevents accidental unmating caused by excessive shock or vibration• Audible click for mating confirmation• Available with a flame retardant UL94V-0 or UL94V-2 housing material• Accepts standard Mini-Fit and Mini-Fit Plus crimp terminals• Wire to wire and wire to board applicationsMolex Mini-Fit Jr Female Connector Housing, 4 Way, 1 Row - 5557 Series - 39-01-4040Safeguard up to four contacts from dust and debris with this receptacle housing from Molex. The unit boasts a sturdy nylon plastic enclosure and fully isolated terminals for enhanced protection, making it a good choice for both wire-to-wire and wire-to-board connections. Simply fit your crimp terminal into the straight-oriented receptacle, which features a 4.2mm pitch. The unit accommodates standard Mini-Fit and Mini-Fit Plus terminals and is conveniently polarised and keyed to help prevent misalignment and mismating.Features & Benefits• Mounts directly onto the cable for a quick and easy connection• An audible clicking lets you know when a strong mate is made• Maximum current of 13A (amperes) per circuit for industrial use• Low halogen construction limits the chance of toxic fumes in the event of a fire or excessive heatApplications• Data and communications networking• Robotics and industrial automation• Security systemsWill frequent vibration cause the connections to shake loose?No, the housing keeps connections protected by securely locking them into place the moment your terminal is correctly positioned. This ensures a strong connection isn't lost even if subjected to heavy vibrations.Molex Minifit Jr.™ Series