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MTRJ Fiber Connector

MT-RJ (Mechanical Transfer Registered Jack) is a duplex fiber connector the same size as RJ45, designed as a space-efficient alternative to LC duplex. Uses a plastic MT ferrule holding two 125um fibers side by side.

// connector diagram 2 pins
// loading diagram...
// Specifications
Standard
IEC 61754-18 MT-RJ
Ferrule
Plastic MT dual fiber
Size
Same width as RJ45
Fibers
2 fibers in one connector
Use Case
High-density fiber patch panels enterprise LAN
Status
Declining use being replaced by LC duplex
// Pin Reference Table
PinNameFunctionType
TX TX Fiber Transmit optical fiber BUS
RX RX Fiber Receive optical fiber BUS

MT-RJ (Mechanical Transfer Registered Jack) is a duplex fiber connector the same size as RJ45, designed as a space-efficient alternative to LC duplex. Uses a plastic MT ferrule holding two 125um fibers side by side.