Molex Polarizing Key for use with 2.54mm Pitch C-Grid and SL Connectors

View all PCB Connector Accessories
Bulk discount available

Subtotal (1 pack of 10 units)*

£3.08

(exc. VAT)

£3.70

(inc. VAT)

Add to Basket
Select or type quantity
In Stock
  • 20 unit(s) ready to ship from another location
  • Plus 5,000 unit(s) shipping from 21 November 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
Per Pack*
10 - 190£0.308£3.08
200 - 740£0.227£2.27
750 - 2990£0.203£2.03
3000 - 5990£0.18£1.80
6000 +£0.173£1.73

*price indicative

RS Stock No.:
360-6853
Mfr. Part No.:
15-04-0292
Brand:
Molex
Find similar products by selecting one or more attributes.
Select all

Brand

Molex

Accessory Type

Polarizing Key

For Use With

2.54mm Pitch C-Grid and SL Connectors

Series Number

4161

Series

MX50

Socket Housings, 90142 Series


Mates with 90122; 90130 and 90131 Series headers, use with 90119 Series terminals

Molex Keying Plug, Universal Polarising Key Type, 0.001g Weight - MX50 Series - 15-04-0292


For reliable and accurate board-to-board connections, turn to this keying plug from Molex. It slots easily into your 2.54mm pitch C-Grid and SL connectors to save time during installation and create a secure system. As a polarising key, it ensures that only the right boards can be paired with your connector, stopping mismating in its tracks. Each strip carries 20 plugs, so you'll have plenty of spares on hand.

Features & Benefits


• Universal key type fits with broad range of connectors
• Light weight of just 0.001g puts minimal strain on your circuits

Applications


• Communications equipment
• Audio/visual systems
• Consumer white goods

What is polarisation?


Accessories like this keying plug help with polarisation. This is a feature that prevents incorrect mating between a connector pair. It blocks mating when one of the connectors is turned the wrong way.

Standards

DIN 41651; HE13/14


2.54mm Molex C-Grid III Range



Related links