WR-MJ Cat 3 Modular Jacks – SMT | Electromechanical Components | Würth Elektronik Product Catalog

OverviewAll product units Product unitElectromechanical Components Product groupConnectors Product familyInput/Output Connectors Product sub-familyWR-MJ Modular Jacks OrientationWR-MJ Cat 3 Modular Jacks – SMT

WR-MJ Cat 3 Modular Jacks – SMT

	Size	Dimensions	Mount
NEW	Horizontal		SMT
NEW	Vertical		SMT

Characteristics

Shieldingless and Shielded with EMI-Spring option
Optional LEDs in various sequences
Vertical and Horizontal orientation
Tape & Reel packaging for pick-and-place assembly

Properties

PoE++ Compatible up to 100W (IEEE 802.3bt)
UL and cULus-Certified
UL94-V0 reflow-compatible insulator material
Ethernet Category 3 – Category 5 under conditions

Applications

Networks
Internet of Things
Smart Buildings

Products

All

Horizontal

Vertical

	Order Code	Datasheet	Downloads	Status	xPxC	Tab	EMI	LED	Mount	Application System	Design Kit	Samples
	634104149621	SPEC PCN pending Due to a pending PCN there will be a new datasheet revision issued for this order code soon. Please find the actual as well based on valid PCN date the new revision datasheet below. If you have further questions please get in contact with our sales staff. SPEC Datasheet valid to 10/09/2025 SPEC Datasheet valid from 11/09/2025	8 files EDA models: Components ZIP ALT 634104149621 (rev16a).IntLib \| 18.3 MB ALT Altium_WR-MJ (rev23a).IntLib \| 18.3 MB CDS Cadence_WR-MJ (rev24a).zip \| 83.4 MB EAG Eagle_WR-MJ (rev25a).lbr \| 522.8 KB KIC KiCad_WR-MJ (rev25a).zip \| 72.2 MB CAD files ZIP 3D 634104149621 (rev1).pdf \| 155.8 KB IGS Download_IGES_634104149621 (rev1).iges \| 2.4 MB STP 634104149621 (rev1).stp \| 574.5 KB	Active i\| Production is active. Expected lifetime: >10 years.	4P4C	–	No	–	SMT	–	615001
	634106149621	SPEC	8 files EDA models: Components ZIP ALT 634106149621 (rev16a).IntLib \| 18.3 MB ALT Altium_WR-MJ (rev23a).IntLib \| 18.3 MB CDS Cadence_WR-MJ (rev24a).zip \| 83.4 MB EAG Eagle_WR-MJ (rev25a).lbr \| 522.8 KB KIC KiCad_WR-MJ (rev25a).zip \| 72.2 MB CAD files ZIP 3D 634106149621 (rev1).pdf \| 194.8 KB IGS Download_IGES_634106149621 (rev1).iges \| 3.1 MB STP 634106149621 (rev1).stp \| 748.9 KB	Active i\| Production is active. Expected lifetime: >10 years.	6P6C	–	No	–	SMT	–	615001
	634008137221	SPEC	8 files EDA models: Components ZIP ALT 634008137221 (rev16a).IntLib \| 18.3 MB ALT Altium_WR-MJ (rev23a).IntLib \| 18.3 MB CDS Cadence_WR-MJ (rev24a).zip \| 83.4 MB EAG Eagle_WR-MJ (rev25a).lbr \| 522.8 KB KIC KiCad_WR-MJ (rev25a).zip \| 72.2 MB CAD files ZIP 3D 634008137221_1 (rev1).pdf \| 260.2 KB IGS 634008137221 (rev1).igs \| 4.3 MB STP 634008137221 (rev1).stp \| 1.6 MB	Active i\| Production is active. Expected lifetime: >10 years.	8P8C	Down	No	–	SMT	CAT 3	615001 749615
	634008137521	SPEC	7 files EDA models: Components ZIP ALT Altium_WR-MJ (rev23a).IntLib \| 18.3 MB CDS Cadence_WR-MJ (rev24a).zip \| 83.4 MB EAG Eagle_WR-MJ (rev25a).lbr \| 522.8 KB KIC KiCad_WR-MJ (rev25a).zip \| 72.2 MB CAD files ZIP 3D 634008137521_1 (rev1).pdf \| 541.4 KB IGS Download_IGES_634008137521 (rev1).iges \| 6.9 MB STP 634008137521 (rev1).stp \| 1.6 MB	Active i\| Production is active. Expected lifetime: >10 years.	8P8C	Up	Yes	yellow-green	SMT	CAT 3	612690 615001 749615
	634008138121	SPEC	8 files EDA models: Components ZIP ALT 634008138121 (rev16a).IntLib \| 18.3 MB ALT Altium_WR-MJ (rev23a).IntLib \| 18.3 MB CDS Cadence_WR-MJ (rev24a).zip \| 83.4 MB EAG Eagle_WR-MJ (rev25a).lbr \| 522.8 KB KIC KiCad_WR-MJ (rev25a).zip \| 72.2 MB CAD files ZIP 3D 634008138121_1 (rev1).pdf \| 375.1 KB IGS 634008138121 (rev1).igs \| 4.3 MB STP 634008138121 (rev1).stp \| 1.3 MB	Active i\| Production is active. Expected lifetime: >10 years.	8P8C	–	No	–	SMT	CAT 3	615001
	634008149721	SPEC	7 files EDA models: Components ZIP ALT Altium_WR-MJ (rev23a).IntLib \| 18.3 MB CDS Cadence_WR-MJ (rev24a).zip \| 83.4 MB EAG Eagle_WR-MJ (rev25a).lbr \| 522.8 KB KIC KiCad_WR-MJ (rev25a).zip \| 72.2 MB CAD files ZIP 3D 634008149721_1 (rev1).pdf \| 313.4 KB IGS Download_IGES_634008149721 (rev1).iges \| 4.7 MB STP 634008149721 (rev1).stp \| 1 MB	Active i\| Production is active. Expected lifetime: >10 years.	8P8C	Up	Yes	–	SMT	CAT 3	615001
	634008149821	SPEC	7 files EDA models: Components ZIP ALT Altium_WR-MJ (rev23a).IntLib \| 18.3 MB CDS Cadence_WR-MJ (rev24a).zip \| 83.4 MB EAG Eagle_WR-MJ (rev25a).lbr \| 522.8 KB KIC KiCad_WR-MJ (rev25a).zip \| 72.2 MB CAD files ZIP 3D 634008149821_1 (rev1).pdf \| 237.9 KB IGS Download_IGES_634008149821 (rev1).iges \| 3.4 MB STP 634008149821 (rev1).stp \| 789.4 KB	Active i\| Production is active. Expected lifetime: >10 years.	8P8C	Up	Yes	–	SMT	CAT 3	615001 749615
	634108149621	SPEC	8 files EDA models: Components ZIP ALT 634108149621 (rev16a).IntLib \| 18.3 MB ALT Altium_WR-MJ (rev23a).IntLib \| 18.3 MB CDS Cadence_WR-MJ (rev24a).zip \| 83.4 MB EAG Eagle_WR-MJ (rev25a).lbr \| 522.8 KB KIC KiCad_WR-MJ (rev25a).zip \| 72.2 MB CAD files ZIP 3D 634108149621 (rev1).pdf \| 233.1 KB IGS Download_IGES_634108149621 (rev1).iges \| 3.7 MB STP 634108149621 (rev1).stp \| 930.5 KB	Active i\| Production is active. Expected lifetime: >10 years.	8P8C	–	No	–	SMT	CAT 3	615001
	634108185321	SPEC	7 files EDA models: Components ZIP ALT Altium_WR-MJ (rev23a).IntLib \| 18.3 MB CDS Cadence_WR-MJ (rev24a).zip \| 83.4 MB EAG Eagle_WR-MJ (rev25a).lbr \| 522.8 KB KIC KiCad_WR-MJ (rev25a).zip \| 72.2 MB CAD files ZIP 3D 3D_634108185321 (rev1).pdf \| 264.8 KB IGS Download_IGES_634108185321 (rev1).iges \| 3.8 MB STP Download_STP_634108185321 (rev1).stp \| 895.1 KB	Active i\| Production is active. Expected lifetime: >10 years.	8P8C	–	No	–	SMT	CAT 3	615001
	634108185421	SPEC	7 files EDA models: Components ZIP ALT Altium_WR-MJ (rev23a).IntLib \| 18.3 MB CDS Cadence_WR-MJ (rev24a).zip \| 83.4 MB EAG Eagle_WR-MJ (rev25a).lbr \| 522.8 KB KIC KiCad_WR-MJ (rev25a).zip \| 72.2 MB CAD files ZIP 3D 3D_634108185421 (rev1).pdf \| 914.8 KB IGS Download_IGES_634108185421 (rev1).iges \| 5 MB STP Download_STP_634108185421 (rev1).stp \| 1.9 MB	Active i\| Production is active. Expected lifetime: >10 years.	8P8C	Down	No	–	SMT	CAT 3	–
	634108185521	SPEC	7 files EDA models: Components ZIP ALT Altium_WR-MJ (rev23a).IntLib \| 18.3 MB CDS Cadence_WR-MJ (rev24a).zip \| 83.4 MB EAG Eagle_WR-MJ (rev25a).lbr \| 522.8 KB KIC KiCad_WR-MJ (rev25a).zip \| 72.2 MB CAD files ZIP 3D 3D_634108185521 (rev1).pdf \| 431.8 KB IGS Download_IGES_634108185521 (rev1).iges \| 3.7 MB STP Download_STP_634108185521 (rev1).stp \| 1.4 MB	Active i\| Production is active. Expected lifetime: >10 years.	8P8C	Down	No	–	SMT	CAT 3	–
	634108150321	SPEC	7 files EDA models: Components ZIP ALT Altium_WR-MJ (rev23a).IntLib \| 18.3 MB CDS Cadence_WR-MJ (rev24a).zip \| 83.4 MB EAG Eagle_WR-MJ (rev25a).lbr \| 522.8 KB KIC KiCad_WR-MJ (rev25a).zip \| 72.2 MB CAD files ZIP 3D 3D_634108150321 (rev1).pdf \| 274.5 KB IGS Download_IGES_634108150321 (rev1).iges \| 3.9 MB STP Download_STP_634108150321 (rev1).stp \| 889.7 KB	Active i\| Production is active. Expected lifetime: >10 years.	8P8C	Up	–	–	SMT	CAT 3	–

	Order Code	Datasheet
	634104149621	SPEC PCN pending Due to a pending PCN there will be a new datasheet revision issued for this order code soon. Please find the actual as well based on valid PCN date the new revision datasheet below. If you have further questions please get in contact with our sales staff. SPEC Datasheet valid to 10/09/2025 SPEC Datasheet valid from 11/09/2025
	634106149621	SPEC
	634008137221	SPEC
	634008137521	SPEC
	634008138121	SPEC
	634008149721	SPEC
	634008149821	SPEC
	634108149621	SPEC
	634108185321	SPEC
	634108185421	SPEC
	634108185521	SPEC
	634108150321	SPEC

Samples

	Order Code	Datasheet	Downloads	Status	xPxC	Tab	EMI	LED	Mount	Application System	Design Kit	Samples

Suitable for

Signal Transformer

Use with

WA-PCCA Plastic Caps for RJ45 Modular Jack

WA-PCCA Plastic Caps for RJ45 Modular Jack

Assortments

Articles from this product series can be found in the following assortments:

Design Kit Connector Solutions

Design Kit Modular Jacks & Communication Connectors

Design Kit WE-LAN & WERI Connectors

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