Molex, 43640 Male Connector Housing, 3mm Pitch, 4 Way, 1 Row

Save 50% when you buy 3000 units

Subtotal (1 pack of 5 units)*

£1.84

(exc. VAT)

£2.21

(inc. VAT)

Add to Basket
Select or type quantity
In Stock
  • 2,290 unit(s) ready to ship
  • Plus 870 unit(s) ready to ship from another location
  • Plus 555 unit(s) shipping from 09 October 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
Per Pack*
5 - 95£0.368£1.84
100 - 370£0.242£1.21
375 - 1495£0.23£1.15
1500 - 2995£0.188£0.94
3000 +£0.182£0.91

*price indicative

Packaging Options:
RS Stock No.:
447-6704
Mfr. Part No.:
43640-0400
Brand:
Molex
Find similar products by selecting one or more attributes.
Select all

Brand

Molex

Number of Contacts

4

Number of Rows

1

Pitch

3mm

Gender

Male

Mounting Type

Panel Mount

Series

43640

For Use With

Micro-Fit 3.0 Plug

Body Orientation

Straight

Length

12.85mm

Width

16.89mm

Housing Material

Nylon

COO (Country of Origin):
SG

Molex Micro-Fit Connector Housings – Series 43645 & 43640


The 43645 and 43640 series from Molex feature 3.0 mm pitch connector housings, they form part of the compact Micro-Fit connector system. They are typically used for wire to wire or wire to board connections and are ideal for use in a number of applications including Automotive, Electronics, Medical, Communications and Telecommunications.

Features and Benefits


• 3.0 mm pitch
• Housings are black in colour
• Positive locking for a secure connection
• Polarisation to ensure accurate mating
• Panel mounting plugs fitted with ears, enabling them to be used in cable mounting applications
• Single Row
• UL 94V-0 flammability rating

Note

Receptacle accepts female contacts and plug accepts male contacts.
Manufactures Part Numbers 43645-xx08 are Glow Wire Capable.

Molex Connector Housing, PET Material, -40°C to +105°C Operating Temperature Range - 43640 Series - 43640-0400


Hold wiring to your PCB firmly in its place with this connector housing from Molex. It's a single-row unit with four contacts, giving you enough room to assemble multiple cables on your board. Lay the foundation by inserting connectors from the Micro-Fit 3.0 range into the housing. The integrated lock-to-mating feature makes sure it maintains a steady hold on conductors, even in vibrating conditions.

Features & Benefits


• Serves as a protective shield to shut contaminants out of connections
• Compact pitch size of 3mm to fit small conductors
• Performs reliably in extreme conditions, as it has an operating temperature range between -40°C and +105°C

Applications


• HVAC systems
• PLCs
• Medical equipment
• Consumer electronics
• Measuring instruments

How safe from electrical hazards is this housing?


The housing is made of insulating PET material to reduce the risk of electric shock and short-circuits.


Molex Micro-Fit 3.0 Series

Related links