Connectors • RJ-45 Connectors

RJ45 connectors are most commonly found on the ends of telephone wires and are used for voice and data transmission.

RJ45 connectors are most commonly found on the ends of telephone wires and are used for voice and data transmission.

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  • Molex

    A designer and manufacturer of various connector products, Molex's magnetic modular jacks incorporate wire-wound components in standard RJ45 jacks. These jacks are available as single or multi-port, and in Power over Ethernet versions. The company also produces shielded and unshielded modular plugs available in four, six, and eight-circuit configurations; through hole and surface mount, right angle modular jacks; and through hole and surface mount, vertical and bottom entry modular jacks. The modular jacks are suitable for 100Base-T (Fast Ethernet) applications.

  • L-com

    L-com designs modular splitters and shielded modular splitters including 5-port RJ45 splitters for telephone and ISDN applications, and plug terminators for ISDN applications. The company also produce IP 67-rated waterproof, shielded  jacks, and radiused cable entry plugs for voice, video, and data premise wiring applications. These plugs feature rectangular entry for flat, silver satin style cables.

  • Mencom Corporation

    Mencom Corp. manufactures a line of industrial RJ45 connectors used in the industrial automation, automotive, and injection molding industries. The company's product line includes E45V1 and E45V3 connectors, Ethernet switches, MDC 4-pole D Code with Ethernet wiring, and MDC 8-pole with Ethernet wiring.


    Leviton manufactures EZ-RJ45 connectors that provide UTP wire terminations and exceed Category 5e standards. The products feature openings that allow wires to be inserted and extended out the front, which provides wire sequence verification, and no wasted connectors, crimps or bad terminations.


  • TE Connectivity

    TE Connectivity designs circular sealed RJ-45 and field installable plugs. Product styles include circular, Ethernet IP 20 field installation, IP 65 field installation, IP 65/67 field installation, IP 67 field installation, industrial IP20 plug, industrial  plug to IP 20 field installation plug, industrial plug to modular plug, and mini I/O plug to Cat 5e plug.

  • Garvin Industries

    Garvin Industries produces and distributes RJ45 connectors for Category 5E cables and RJ-11 phone jacks. The cproducts are installed in walls to add outlets for ease of connection to existing networks or internet.

  • is a supplier of EZ RJ 45 plug connectors that work with CAT3, CAT5, CAT5e, and CAT6. Specifications include: one piece design, T-568 A or B wire sequence specification, and FCC compliant/UL rated.

  • Cables To Go

    Cables To Go distributes a variety of RJ-45 connector products including  Cat5 8x8 modular plugs for round stranded cable, Cat5E modular plugs for round solid/stranded cable,  10x10 modular plus for round stranded cable, and  shielded Cat5 modular plugs for round solid cables.

  • Tessco

    Tessco distributes products manufactured by Emerson Network Power and an outdoor RJ45 Ethernet connector kit produced by Laird Technologies. The supplier also provides RJ-45 crimp connectors manufactured by TerraWave, Platinum Tools Inc., Wireless Solutions, Emerson Network Power, Anixter, Signamax, and Simcona Electronics.

  • MCM Electronics, An InOne Co.

    MCM Electronics produces and distributes a line of RJ45 connector products that includes CAT6, modular for round cable, CAT5e, in-line coupler female to female, and  modular connectors for flat cable. The company also supplies 8-pin  surface mount telephone jacks, female DB9 to 8 conductors, and RJ45 crimp tools.

  • Allied Electronics, Inc.

    Allied Electronics distributes RJ45 adapters, jacks, jack adapters, modular plugs, plugs, and plugs and jacks manufactured by Amphenol, Bomar, Emerson, Harting, HellermannTyton, L-Com, Molex, Neutrik, Phoenix Contact, Platinum Tools, and TE Connectivity.

  • Phoenix Contact

    RJ45 industrial Ethernet connectors designed by Phoenix Contact are designed for CAT 5e gigabit Ethernet transmission and are completely shielded. The products are available as sleeve housing, male insert, panel mounting frame, female CAT5 insert, and Female CAT5 insert models.

  • Siemens

    Siemens' IE FastConnect RJ45 plugs are immune to interference, and feature EMC shielding and deflection. Compatible with EN 50173/ISO IEC 11801 standard, the connectors are available in three designs: 180-degree straight cable, 145-degree cable outlet, and 90-degree cable outlet.

  • Digi-Key Corp.

    RJ45 female connectors distributed by Digi-Key Corp. are manufactured by Molex Inc., CUI Inc., Assmann Electronics Inc., Weidmuller, and Norcomp Inc.