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RJ45 Adapter Connector Pins

Serial Port Adapter Pinout Diagrams

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Serial RJ45 Adapters

Connect DB25M, DB25F and DB9M serial ports to RJ45 connectors

Also known as: serial port adapters, serial port connectors, console adapters,
RJ45 connectors, serial port pinouts, serial cable adapters.

RJ45 Serial Adapters

DB9F-RJ45F
  • Female DB9 to Female RJ45 adapter
  • Connect your serial device with a male DB9 connector to a SERIMUX console switch using CAT5/5e/6 cable.
 DB25F-RJ45F
  • Female DB25 to Female RJ45 adapter
  • Connect your serial device with a male DB25 connector to a SERIMUX console switch using CAT5/5e/6 cable.
Signal Flow Diagram
From
RJ-45		 Signal Direction Signal To
DB-9
1 CTS RTS 7
2 DSR DTR 4
5 DCD
3 RxD TxD 3
4 Gnd SG 5
6 TxD RxD 2
8 RTS CTS 8
7 DTR DCD 1
DSR 6


 DB9F-RJ45F - Drawing
Signal Flow Diagram
From
RJ-45		 Signal Direction Signal To
DB-25
1 CTS RTS 4
2 DSR DTR 20
5 DCD
3 RxD TxD 2
4 Gnd SG 7
6 TxD RxD 3
8 RTS CTS 5
7 DTR DSR 6
DCD 8


 DB25F-RJ45F - Drawing
DB25M-RJ45F-T
  • Male DB25 to Female RJ45 adapter
  • Connect your serial device with a female DB25 connector to a SERIMUX console switch using CAT5/5e/6 cable.
 DB25M-RJ45F-C
  • Male DB25 to Female RJ45 adapter
  • Connect your modem to a SERIMUX console switch using CAT5/5e/6 cable.
Signal Flow Diagram
From
RJ-45		 Signal Direction Signal To
DB-25
1 CTS RTS 4
2 DSR DTR 20
5 DCD
3 RxD TxD 2
4 Gnd SG 7
6 TxD RxD 3
8 RTS CTS 5
7 DTR DSR 6
DCD 8


 DB25M-RJ45F - Drawing
Signal Flow Diagram
From
RJ-45		 Signal Direction Signal To
DB-25
1 CTS CTS 5
2 DSR DSR 6
3 RxD RxD 3
4 Gnd Gnd 7
5 DCD DCD 8
6 TxD TxD 2
7 DTR DTR 20
8 RTS RTS 4


 DB25M-RJ45F-C - Drawing
RJ45MF-RS232-CO
  • For connecting two like serial devices (DCE or DTE) directly; output of one to input of the other.
  • Connect SUN/Cisco equipment to a SERIMUX console switch.
  • Serial RS232 crossover using a male RJ45 connector on one end and a female RJ45 connector on the other (Male to Female)
  • 8P8C
  • Cable Length: 6"
   
Signal Flow Diagram
Male
RJ-45		 Signal Direction Signal Female
RJ-45
1 CTS RTS 8
2 DSR DTR 7
3 RxD TxD 6
4 Gnd Gnd 4
Open     DCD 5
5 DCD CTS 1
6 TxD RxD 3
7 DTR     Open
8 RTS DSR 2


DB25M-RJ45F - Drawing    

Adapters
NTI Part # Description Price $ # to Quote # to Buy
DB25M-RJ45F-C Adapt a modem to the SERIMUX 5
DB9F-RJ45F Adapt DB-9M serial ports to the SERIMUX 5
DB25M-RJ45F-T Adapt DB-25F serial ports to the SERIMUX 5
DB25F-RJ45F Adapt DB-25M serial ports to the SERIMUX 5
RJ45MF-RS232-CO Adapter to connect SUN/Cisco RJ45 serial ports to the SERIMUX 6
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