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                                                                                                  1. Home
                                                                                                  2. Connectors
                                                                                                  3. Modular Connectors
                                                                                                  4. Modular Adapters
                                                                                                  Print Page

                                                                                                  RJF21B

                                                                                                  In-Line Adapter, Adapter, In-Line, RJ45, RJ45, RJF Series

                                                                                                  Date/Lot Code

                                                                                                  AMPHENOL PCD
                                                                                                  Image is for illustrative purposes only. Please refer to product description.
                                                                                                  AMPHENOL PCD RJF21B
                                                                                                  ManufacturerAMPHENOL PCD
                                                                                                  Manufacturer Part NoRJF21B
                                                                                                  Newark Part No.03H9929
                                                                                                  Product RangeRJF Series
                                                                                                  Technical Datasheet

                                                                                                  Data Sheet

                                                                                                  See all Technical Docs
                                                                                                  Available to Order
                                                                                                  Deliveries start from 2025-12-24.

                                                                                                  Notify me when back in stock

                                                                                                  QuantityPrice
                                                                                                  1+$67.220
                                                                                                  5+$62.590
                                                                                                  10+$57.950
                                                                                                  25+$57.620
                                                                                                  50+$57.280
                                                                                                  100+$55.830
                                                                                                  250+$54.600
                                                                                                  Price for:Each
                                                                                                  Minimum: 1
                                                                                                  Multiple: 1
                                                                                                  $67.22
                                                                                                  Enter Your Part No/Line Note
                                                                                                  Added to your Order Confirmation, Invoice, and Dispatch note for this order only.
                                                                                                  This number will be added to the Order Confirmation, Invoice, Dispatch note, Web confirmation Email and Product Label.

                                                                                                  Product Information

                                                                                                  AMPHENOL PCD
                                                                                                  ManufacturerAMPHENOL PCD
                                                                                                  Manufacturer Part NoRJF21B
                                                                                                  Newark Part No.03H9929
                                                                                                  Product RangeRJF Series
                                                                                                  Technical Datasheet

                                                                                                  Data Sheet

                                                                                                  In Line Connector ARJ45
                                                                                                  Connector TypeAdapter, In-Line
                                                                                                  Connector Type ARJ45
                                                                                                  In Line Connector BRJ45
                                                                                                  Connector Type BRJ45
                                                                                                  Product RangeRJF Series
                                                                                                  Convert From GenderJack
                                                                                                  Convert From Positions8Positions
                                                                                                  Convert To GenderJack
                                                                                                  Convert To Positions8Positions
                                                                                                  SVHCTo Be Advised

                                                                                                  Product Overview

                                                                                                  The RJF21B is an Ethernet Connection System with black square flange receptacle and female RJ45 back termination. RJF allows to use an Ethernet class D/Cat. 5e connection for 10 BaseT, 100 BaseTX or 1000 BaseT networks in harsh environments. With the patented RJStopRsystem can use a standard RJ45 corset in a metallic plug which will protect it from shocks, dust and fluids. No hazardous on-field cabling and grounding.

                                                                                                  • Bayonet coupling (audible and visual coupling signal)
                                                                                                  • Robust metallic shells based on MIL-DTL-26482 H, size-18 shell
                                                                                                  • RJ45 cordset retention in the plug of 100N in the axis
                                                                                                  • Sealed against fluids and dust (IP68)
                                                                                                  • Shock, vibration and traction-resistant
                                                                                                  • No cabling operation in field and no tools required
                                                                                                  • Mechanical coding/polarization (4 positions)
                                                                                                  • Compliant with IEC 60603-7 variant 11

                                                                                                  Applications

                                                                                                  Robotics, Industrial, Automation & Process Control, Mining, Oil & Gas, Test & Measurement

                                                                                                  Technical Specifications

                                                                                                  In Line Connector A

                                                                                                  RJ45

                                                                                                  Connector Type A

                                                                                                  RJ45

                                                                                                  Connector Type B

                                                                                                  RJ45

                                                                                                  Convert From Gender

                                                                                                  Jack

                                                                                                  Convert To Gender

                                                                                                  Jack

                                                                                                  SVHC

                                                                                                  To Be Advised

                                                                                                  Connector Type

                                                                                                  Adapter, In-Line

                                                                                                  In Line Connector B

                                                                                                  RJ45

                                                                                                  Product Range

                                                                                                  RJF Series

                                                                                                  Convert From Positions

                                                                                                  8Positions

                                                                                                  Convert To Positions

                                                                                                  8Positions

                                                                                                  Technical Docs (2)

                                                                                                  Product Change Notice EN

                                                                                                  Technical Data Sheet EN

                                                                                                  Alternatives for RJF21B

                                                                                                  2 Products Found

                                                                                                  Associated Products

                                                                                                  7 Products Found

                                                                                                  Legislation and Environmental

                                                                                                  US ECCN:EAR99
                                                                                                  EU ECCN:Unknown
                                                                                                  RoHS Compliant:Yes

                                                                                                  RoHS

                                                                                                  RoHS Phthalates Compliant:Yes

                                                                                                  RoHS

                                                                                                  SVHC:To Be Advised
                                                                                                  Download Product Compliance Certificate

                                                                                                  Product Compliance Certificate

                                                                                                  Product traceability

                                                                                                  Date/Lot Code

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