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.
| Pin | Name | Function | Type |
|---|---|---|---|
| TX | TX Fiber | Transmit optical fiber | BUS |
| RX | RX Fiber | Receive optical fiber | BUS |