StarTech.com Cross Wired DB9 Serial RS232 Null Modem Cables

The StarTech.com range of Cross Wired Serial/Null Modem Cables features 1 x DB9 female and 1 x DB9 or DB25 connector, with a choice of male or female versions. Available in lengths from 1 to 3m.

Backed by StarTech.com's lifetime warranty.

  • High quality shielding prevents EMI
  • Moulded connectors with strain relief
Description Image Product Buy Pricing (Ex VAT) Connector 2 Length Connector 1 Colour Type
StarTech SCNM9FF1MBK 1m Black DB9 Serial RS232 Null Modem Cable F/F
StarTech SCNM9FF1MBK 1m Black DB9 Serial RS232 Null Modem Cable F/F
Standard range
Order code: 19-8821
MPN: SCNM9FF1MBK

2 in stock, despatched same dayFurther 130 despatched in 2 working days
1+ £3.92
Price per unit Ex VAT
D-Sub socket 1m D-Sub socket Black RS232 cable
StarTech SCNM9FF2MBK 2m Black DB9 Serial RS232 Null Modem Cable F/F
StarTech SCNM9FF2MBK 2m Black DB9 Serial RS232 Null Modem Cable F/F
Standard range
Order code: 19-8823
MPN: SCNM9FF2MBK

38 in stock, despatched same dayBack-order availability date - 08/12/2025
1+ £5.14
Price per unit Ex VAT
D-Sub socket 2m D-Sub socket Black RS232 cable
StarTech SCNM9FM1MBK 1m Black DB9 Serial RS232 Null Modem Cable F/M
StarTech SCNM9FM1MBK 1m Black DB9 Serial RS232 Null Modem Cable F/M
Standard range
Order code: 19-8827
MPN: SCNM9FM1MBK

110 in stock, despatched in 2 working days
1+ £4.01
Price per unit Ex VAT
D-Sub plug 1m D-Sub socket Black RS232 cable
StarTech SCNM9FM2MBK 2m Black DB9 Serial RS232 Null Modem Cable F/M
StarTech SCNM9FM2MBK 2m Black DB9 Serial RS232 Null Modem Cable F/M
Standard range
Order code: 19-8828
MPN: SCNM9FM2MBK

90 in stock, despatched in 2 working days
1+ £6.16
Price per unit Ex VAT
D-Sub plug 2m D-Sub socket Black RS232 cable


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