RJ Connector Dust Caps

RJ (registered jack) connector dust caps are used to protect the ends of your RJ connector – a type of electrical connector used for Ethernet networking – from dust and other contaminants when it's not in use.

How do

RJ connector dust caps work?

RJ connector dust caps are very easy to use. They simply fit on over the end of your RJ connector, either by slipping on or screwing on. Designs include simple caps for a snug fit, models with a knurled screw cap for finger tightening and some with a chain for attachment to the panel, providing extra security.

Types of RJ connector dust caps

RJ connector dust caps are usually made from a durable plastic, a rubber or polyamide, to prevent water and dust from getting inside the connector. There are two main types of RJ connector dust caps:

  • Male – used for male connectors. Commonly has a solid pin for a centre conductor.
  • Female – used for female connectors. Commonly has a jack and has a centre conductor with a hole to accept the male pin.

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Description Price Connector Type Gender IP Rating Colour Cord Included Series Finish Socket Type Hazardous Area Certification
RS Stock No. 818-3370
Mfr. Part No.726151102
$0.88
Each
units
RJ45 Male - Black - WA-PCCA - In-Line -
RS Stock No. 163-5424
Mfr. Part No.726151102
$0.585
Each (In a Bag of 500)
units
RJ45 Male - Black - WA-PCCA - In-Line -
RS Stock No. 818-3377
Mfr. Part No.726154101
$1.29
Each
units
RJ45 Male - Black - WA-PCCA - In-Line -
RS Stock No. 172-5189
Mfr. Part No.726154101
$0.679
Each (In a Bag of 500)
units
RJ45 Male - Black - WA-PCCA - In-Line -
RS Stock No. 818-3374
Mfr. Part No.726151101
$1.34
Each
units
RJ45 Female - Black - WA-PCCA - In-Line -
RS Stock No. 163-5423
Mfr. Part No.726151101
$0.642
Each (In a Bag of 500)
units
RJ45 Female - Black - WA-PCCA - In-Line -
RS Stock No. 163-5425
Mfr. Part No.726151104
$0.482
Each (In a Bag of 500)
units
RJ45 Female - Black - WA-PCCA - In-Line -
RS Stock No. 818-3368
Mfr. Part No.726151104
$0.95
Each
units
RJ45 Female - Black - WA-PCCA - In-Line -
RS Stock No. 448-0034
Mfr. Part No.RJF TVC 7G
BrandAmphenol
$61.32
Each
units
Socket Cap - - Olive - RJF TV Olive Drab Cadmium - -
RS Stock No. 125-7926
BrandRS PRO
$7.95
Each
units
RJ45 Male IP67 Black Yes GTC Sealed - Square Flange -
RS Stock No. 765-9038
Mfr. Part No.09455020000
BrandHARTING
$13.27
Each
units
RJ Female IP65, IP67 - - Har-Port - - -
RS Stock No. 788-4442
Mfr. Part No.1-1546408-1
$29.88
Each
units
RJ45 Male IP67 Black Yes - - - -
RS Stock No. 536-9679
Mfr. Part No.RJF C6 G
BrandAmphenol
$50.71
Each
units
RJ45 Male IP67 Green Yes RJ Cadmium - -
RS Stock No. 839-5788
Mfr. Part No.84700-0003
BrandMolex
$33.45
Each
units
- Male - Black - 84700 - Bayonet-Style Latch Connector, RJ45 -
RS Stock No. 821-9158
Mfr. Part No.84700-0003
BrandMolex
$19.36
Each
units
RJ45 - - Black - 84700 Nickel Plated Bayonet-Style Latch Connector, RJ45 -
RS Stock No. 170-7296
Mfr. Part No.84700-0003
BrandMolex
$31.65
Each (In a Bag of 250)
units
- Male - Black - 84700 - Bayonet-Style Latch Connector, RJ45 -
RS Stock No. 765-9022
Mfr. Part No.09458450009
BrandHARTING
$8.38
Each
units
RJ Female IP65, IP67 - Yes - - - -
RS Stock No. 536-9275
Mfr. Part No.RJF EZ BE
BrandAmphenol
$18.28
Each
units
RJ45 - IP67 Light Grey Yes - - - -
RS Stock No. 765-9053
Mfr. Part No.09455020004
BrandHARTING
$11.34
Each
units
RJ Female IP65, IP67 - - Har-Port - - -
RS Stock No. 725-6067
Mfr. Part No.MRJ258610BP
BrandAmphenol
$1.832
Each (In a Bag of 5)
units
RJ45 - - - - MJR - - -
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