4 In 1 GEMnet to MATEnet Ethernet Cable

PCM Cable Co., Ltd. is one of the leading 4 In 1 GEMnet to MATEnet Ethernet Cable manufacturers and suppliers in China. Welcome to wholesale high quality customized products at discount price from our factory. Contact us for quotation and free sample.

Premier Cable PCM-ZC-0188 uses a heterogeneous interface architecture rather than a conventional same-interface extension. One TE 1-2386629-4 4-port GEMnet Z-Code interface consolidates four independent data channels, while four TE 2302510-9 MATEnet Z-Code interfaces provide individual breakout connections. Its purpose is not to multiply an Ethernet signal, but to bridge multi-port GEMnet equipment with MATEnet-based automotive modules through defined physical channel paths.

 

Each MATEnet branch corresponds to an independent channel in the GEMnet main interface rather than using parallel wiring or signal duplication. PCM-ZC-0188 uses LEONI Dacar 686-3 Ethernet cable and is specified with 100Ω nominal impedance and a DC–10GHz frequency range. Defined channel-to-branch routing simplifies integration while providing controlled physical paths for automotive differential data signals.

Vehicle Ethernet Architecture Migration

 

Suitable for vehicle-network migration where newer high-density GEMnet controller interfaces must connect to existing MATEnet-equipped modules, supporting prototype upgrades, ECU replacement and cross-generation platform integration.

HIL & Automotive Ethernet R&D

 

Ideal for HIL benches, ECU development, automotive Ethernet laboratories and sensor validation systems, providing four individually accessible MATEnet branches from one consolidated GEMnet interface.

Q1: This cable is labeled "Female to Female"; how is it typically deployed in vehicle Ethernet setups? What matching lines are needed?

A1: Native interfaces molded onto vehicle hardware hulls (like ECUs, electronic gateways, and ADAS cameras) are almost exclusively male pin headers. This PCM-ZC-0188 features a female-to-female symmetrical architecture, acting perfectly as a "high-speed heterogeneous relay jumper line." Technicians simply route the GEMnet male main lead from the vehicle host into the primary socket, and insert the MATEnet male lead from the camera side into the breakout ports, matching distinct vendor ecosystems seamlessly without modifying device chassis.

Q2: Does converting GEMnet to MATEnet trigger violent characteristic impedance steps at the boundary, causing severe packet drops?

A2: If spliced using common hand tools, impedance steps collapse eye-diagrams and paralyze streams. Premier Cable overcomes this by optimizing internal wire junctions and PCB traces via micro-scale EM simulation layout, and nesting a fully enclosed metallic isolation barrier prior to overmolding. This clamps impedance jumps well inside safe tolerance margins, keeping return and insertion loss curves flat to securely guide full-duplex differential flows at gigabit volumes.

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