Molex, Mini-Fit Jr Female Connector Housing, 4.2mm Pitch, 4 Way, 2 Row
- RS Stock No.:
- Mfr. Part No.:
Price (ex. GST) Each (In a Pack of 5)
|units||Per unit||Per Pack*|
|5 - 495||$1.296||$6.48|
|500 - 995||$1.274||$6.37|
- RS Stock No.:
- Mfr. Part No.:
Legislation and Compliance
Mini-Fit Junior 4.2mm Crimp Receptacle and Plug Housings
Mini-Fit Junior 4.2 mm pitch crimp receptacle and plug housings which form part of the Mini-Fit Junior power connectors interconnection system. Mini-Fit Junior power connectors are able to handle up to 13A per circuit making them ideal for use in high current applications. These Mini-Fit Junior crimp housings have fully isolated terminals for protection against, debris, arcing and damage caused by mishandling. The housings incorporate polarization and keying features to prevent misalignment and mismating. A positive locking mechanism consisting of an easy to operate thumb latch provides a secure connection with the mating connector. This positive locking mechanism prevents accidental unmating caused by excessive shock or vibration. An audible click indicates that the connector is fully mated. These Mini-Fit Junior 4.2 mm plug and receptacle housings are available with a UL94V-0 or UL94V-2 housing material, a range of contact configurations and accept standard Mini-Fit and Mini-Fit Plus crimp terminals
Features and Benefits
Can handle Up to 13A current per circuit
Fully isolated terminals
Polarization and keying to prevent mismating
Positive locking mechanism for secure mating connection
Audible click for mating confirmation
Product Application Information
Mini-Fit Junior power connectors are ideal for use in high current, high density wire to wire and wire to board applications that require design flexibility. Applications include consumer white goods, office equipment, industrial automation equipment, industrial networks, rack-mount servers, routers and switches.
Molex Mini-Fit Jr Female Connector Housing, 4 Way, 4.2mm Pitch - 5557 Series - 39-01-2045
Shield your wire-to-wire or wire to printed circuit board (PCB) connection from damage by fitting it with this connector housing from Molex. The unit is compatible with the Mini-Fit Jr series of compact connectors, as well as the Mini-Fit and Mini-Fit Plus series, so it's a versatile choice. The four connection terminals are arranged in two rows to organise your connections while occupying minimal space. The housing crimps onto your connection and seals it against contaminants and moisture, ensuring resistance to corrosion and long-lasting, reliable performance.
Broad operating temperature range of -40°C to +105°C to withstand extreme environments
Polarised mating terminals prevent damage due to mating errors
Nylon housing for electrical insulation and resistance to impact for greater safety and durability
Maximum current of 13A per contact for use in high-current applications
How does the housing lock in place?
The housing has a thumb latch on the top so you can check that it has fully mated with your connection. It's designed to prevent accidental disconnection as you have to press down to remove it.
Molex Minifit Jr.™ Series
|Number of Contacts||4|
|Number of Rows||2|
|Mounting Type||Cable Mount|
|For Use With||Mini-Fit Jr. Receptacle|