Molex, Mini-Fit Jr Male Connector Housing, 4.2mm Pitch, 20 Way, 2 Row

Save 7% when you buy 500 units

Subtotal 25 units (supplied in a bag)*

£22.95

(exc. VAT)

£27.55

(inc. VAT)

Add to Basket
Select or type quantity
Temporarily out of stock
  • 1,300 unit(s) shipping from 10 October 2025
  • Plus 1,300 unit(s) shipping from 19 January 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
25 - 45£0.918
50 - 95£0.894
100 - 495£0.87
500 +£0.848

*price indicative

Packaging Options:
RS Stock No.:
418-0150P
Mfr. Part No.:
39-01-2201
Brand:
Molex
Find similar products by selecting one or more attributes.
Select all

Brand

Molex

Number of Contacts

20

Number of Rows

2

Pitch

4.2mm

Gender

Male

Mounting Type

Cable Mount

Series

Mini-Fit Jr

For Use With

Mini-Fit Jr. Plug

Body Orientation

Straight

Length

48.6mm

Width

11.6mm

Housing Material

Nylon

Molex Mini-Fit Junior Crimp Receptacle and Plug Housings


Mini-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 applications

Molex Connector Housing, Nylon Construction, 13A Maximum Current - Mini-Fit Jr Series - 39-01-2201


For multi-circuit assemblies, grab this male connector housing from Molex. The dual-row unit handles up to 20 connections to keep your setup organised and easy to access. A positive locking mechanism secures mating with its female counterpart (172-9049) to help prevent accidental disconnections and service disruptions. It also features an easy-to-operate thumb latch, so making or breaking links is a cinch. With a broad operating temperature range between -40°C and +105°C, you can rely on hitch-free performance in demanding conditions.

Features & Benefits


• Compact dimensions of 48.6 (L) x 11.6 (W) x 23.9mm (D) save space in crowded installations
• Hardwearing nylon construction resists impact and abrasion
• 13A current rating per contact for use with demanding applications

Applications


• Industrial control panels
• Medical equipment
• Testing and measuring instruments
• Computer assemblies

What type of connections can I make with this connector housing?


The versatile component handles wire-to-wire and wire-to-board connections.


Molex Minifit Jr.™ Series

Related links