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Db9 Pin Serial Null Modem Cable

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Overview

Product sourcing insights & recommendations

SF Cable
LinkedIn
25 来源

The market for DB9 pin serial null modem cables is a stable, mature niche driven primarily by industrial automation and legacy IT maintenance LinkedinAccioReddit. While native DB9 ports have vanished from consumer laptops, the demand persists for configuring 10–20+ year-old infrastructure like routers, PBX systems, and CNC machinery RedditAlibaba.

Key insights from my research include:

  • Shift to USB-RS232: Modern technicians favor integrated USB-to-DB9 null modem cables to avoid using multiple adapters RedditEltima.
  • FTDI Chipset Dominance: Professional users strongly prefer FTDI chipsets over cheaper Prolific alternatives due to superior driver stability on 64-bit systems RedditReddit.
  • Identification Pain Points: A major frustration for field engineers is the lack of clear markings to distinguish null modem from straight-through cables Reddit. Providing color-coded or clearly labeled products represents a significant market opportunity Reddit.

The detailed report below covers demand drivers, product pricing, and strategic sourcing recommendations.

Based on these market trends, you might want to:

Usb To Rs232 Serial Null Modem Cable Ftdi Chipset

Products · 3 lists

USB serial Cable FTDI ft232r USB RS232 to DB9 Male Adapter Null Modem Cable PC Control TV Cable (Null modem pinout)

USB serial Cable FTDI ft232r USB RS232 to DB9 Male Adapter Null Modem Cable PC Control TV Cable (Null modem pinout)

$3.90-5.805.0(100)
MOQ: 500 pieces
USB to RS232 cableFTDI chipset
Dongguan Bofan Technology Co., Ltd.Dongguan Bofan Technology Co., Ltd.verified🇨🇳CN9 yrs
1.8m RS232 FTDI Chipset USB to DB-25 Male Null Modem Cable Software Flow Control CNC-SW-25M

1.8m RS232 FTDI Chipset USB to DB-25 Male Null Modem Cable Software Flow Control CNC-SW-25M

$10.504.0(296)
MOQ: 2 pieces
USB to RS232 cableFTDI chipset9% reorder rate≤3h response time
Guangzhou Justspeed Electronics Co., Ltd.Guangzhou Justspeed Electronics Co., Ltd.🇨🇳CN1 yr
2026 New Null Modem FTDI USB UART Chip DB9 9pin Female Rs232 to Usb Serial Converter Cable

2026 New Null Modem FTDI USB UART Chip DB9 9pin Female Rs232 to Usb Serial Converter Cable

$5.29-6.195.0(134)
MOQ: 200 pieces
USB to RS232 cableFTDI chipset50+ store reviews9% reorder rate≤2h response time
Shenzhen Utech Electronics Co., Ltd.Shenzhen Utech Electronics Co., Ltd.🇨🇳CN14 yrs
RS232 USB to DB9 Female Right Angle 4Pin Down Serial Cable FTDI FT232 Chip, USB to Serial, USB to RS232, USB to Null Modem

RS232 USB to DB9 Female Right Angle 4Pin Down Serial Cable FTDI FT232 Chip, USB to Serial, USB to RS232, USB to Null Modem

$32.204.4(935)
MOQ: 1 piece
USB to RS232 cableFTDI chipset
Pcm Cable Co., LtdPcm Cable Co., Ltdverified🇨🇳CN5 yrs
USB to DB25 RS232 Serial Adapter Converter Cable Null Modem for Sharp X68K X68000 PC Communicate Programming Cable

USB to DB25 RS232 Serial Adapter Converter Cable Null Modem for Sharp X68K X68000 PC Communicate Programming Cable

$104.8(662)
MOQ: 10 pieces
USB to RS232 cableFTDI chipset300+ store reviews11% reorder rate≤3h response time
Shenzhen Union Electronics Co., Ltd.Shenzhen Union Electronics Co., Ltd.🇨🇳CN15 yrs
FTDI Chip USB RS232 Male RJ45 Female 8-Conductor Serial Console Cable Cat5e 1.8m Cooper/PVC/ABS Shell Plug&Play Router/Switch

FTDI Chip USB RS232 Male RJ45 Female 8-Conductor Serial Console Cable Cat5e 1.8m Cooper/PVC/ABS Shell Plug&Play Router/Switch

$4-4.555.0(563)
MOQ: 100 pieces
USB to RS232 cableFTDI chipset600+ store reviews13% reorder rate≤4h response time
HONGKONG PENGLIAN TECHNOLOGY LIMITEDHONGKONG PENGLIAN TECHNOLOGY LIMITEDverified🇭🇰HK3 yrs
1 Port USB to Null Modem RS232 DB9 Serial DCE Adapter Cable with FtDI

1 Port USB to Null Modem RS232 DB9 Serial DCE Adapter Cable with FtDI

$9.415.0(348)
MOQ: 20 pieces
USB to RS232 cableFTDI chipset50+ store reviews12% reorder rate≤7h response time
Dongguan Vision Electronical Technology Co., Ltd.Dongguan Vision Electronical Technology Co., Ltd.🇨🇳CN12 yrs
USB to DB9 Female Null Modem RS232 Serial Adapter Cable 2-3 Crossover Wired

USB to DB9 Female Null Modem RS232 Serial Adapter Cable 2-3 Crossover Wired

$5.604.9(342)
MOQ: 500 pieces
USB to RS232 cableFTDI chipset100+ store reviews10% reorder rate≤6h response time
Shenzhen Nanming Electronic Co., Ltd.Shenzhen Nanming Electronic Co., Ltd.🇨🇳CN15 yrs
USB to DB9 Female Null Modem RS232 Serial Adapter Cable 2-3 Crossover Wired

USB to DB9 Female Null Modem RS232 Serial Adapter Cable 2-3 Crossover Wired

$4.904.4(363)
MOQ: 100 pieces
USB to RS232 cableFTDI chipset≤5h response time
Dongguan Feanteek Electronics Technology Co., Ltd.Dongguan Feanteek Electronics Technology Co., Ltd.🇨🇳CN7 yrs
USB to RS232 Dual Chipset Serial Cable Converter Adapter Db9,usb 2.0 Connector PVC LA-TTL-03 3A Fast Charging Standard USB Male

USB to RS232 Dual Chipset Serial Cable Converter Adapter Db9,usb 2.0 Connector PVC LA-TTL-03 3A Fast Charging Standard USB Male

$0.89-1.394.7(827)
MOQ: 500 pieces
USB to RS232 cableFTDI chipset100+ store reviews6% reorder rate≤6h response time
Dongguan LANO Electronic Co.,LtdDongguan LANO Electronic Co.,Ltd🇨🇳CN13 yrs
Ftdi Ft232rl Usb Rs232 Adapter Cable Db9 Serial Virtual Com Port Windows 11 10 8 7 Mac Linux Stable High Speed

Ftdi Ft232rl Usb Rs232 Adapter Cable Db9 Serial Virtual Com Port Windows 11 10 8 7 Mac Linux Stable High Speed

$5.094.4(934)
MOQ: 1 piece
USB to RS232 cableFTDI chipset
Dongguan Annxin Electronics Co., Ltd.Dongguan Annxin Electronics Co., Ltd.verified🇨🇳CN9 yrs
For TV Set-top Box Communication CP2102 USB RS232 Adapter Cable Null Modem Cable

For TV Set-top Box Communication CP2102 USB RS232 Adapter Cable Null Modem Cable

$2-34.9(318)
MOQ: 50 pieces
USB to RS232 cable200+ store reviews16% reorder rate≤4h response time
Shenzhen Kang Tong Electronic Technology Co., Ltd.Shenzhen Kang Tong Electronic Technology Co., Ltd.🇨🇳CN10 yrs
USB to RS232 Serial Cable Male Connector Industrial FTDI Chipset DB9 Pin 9-pin COM Connector Male Connector 1.8 m

USB to RS232 Serial Cable Male Connector Industrial FTDI Chipset DB9 Pin 9-pin COM Connector Male Connector 1.8 m

$5.505.0(751)
MOQ: 100 pieces
USB to RS232 cableFTDI chipset50+ store reviews19% reorder rate≤2h response time
Dongguan Yingsheng Electronic Technology Co., Ltd.Dongguan Yingsheng Electronic Technology Co., Ltd.🇨🇳CN7 yrs
1.8m FTDI Chipset DB9 USB to RS232 Female Converter Cable with PVC Material 3A Fast Charging for Computer & Camera Use

1.8m FTDI Chipset DB9 USB to RS232 Female Converter Cable with PVC Material 3A Fast Charging for Computer & Camera Use

$6.90-7.914.9(891)
MOQ: 1 piece
USB to RS232 cableFTDI chipset50+ store reviews2% reorder rate≤12h response time
Shenzhen Mmui Co., Ltd.Shenzhen Mmui Co., Ltd.🇨🇳CN19 yrs
FTDI Chip USB to RJ12 6P6C RS232 Serial Adapter Cable

FTDI Chip USB to RJ12 6P6C RS232 Serial Adapter Cable

$4.19-5.124.8(695)
MOQ: 1 piece
USB to RS232 cableFTDI chipset100+ store reviews≤3h response time
Dongguan Annxin Electronics Co., Ltd.Dongguan Annxin Electronics Co., Ltd.🇨🇳CN5 yrs
ZYSY Industrial USB to RS232 Serial Adapter Cable, Type A DB9 Male/Female Port, Original FTDI Chip, Length 1.5m

ZYSY Industrial USB to RS232 Serial Adapter Cable, Type A DB9 Male/Female Port, Original FTDI Chip, Length 1.5m

$8.40-11.204.7(174)
MOQ: 1 piece
USB to RS232 cableFTDI chipset50+ store reviews4% reorder rate≤1h response time
Shenzhen Zhiyuan Shengye Technology Co., Ltd.Shenzhen Zhiyuan Shengye Technology Co., Ltd.🇨🇳CN1 yr
FTDI Chipset USB RS232 to Mini Din 8Pin Adapter Cable for Printer Computer Barcode Scanner

FTDI Chipset USB RS232 to Mini Din 8Pin Adapter Cable for Printer Computer Barcode Scanner

$9.984.4(473)
MOQ: 500 pieces
USB to RS232 cableFTDI chipset50+ store reviews25% reorder rate≤3h response time
Shenzhen Caratar Technology Co., Ltd.Shenzhen Caratar Technology Co., Ltd.🇨🇳CN11 yrs
USB to Rs232 Converter Null Modem Cable RS232 to USB Cable

USB to Rs232 Converter Null Modem Cable RS232 to USB Cable

$7.604.9(522)
MOQ: 300 pieces
USB to RS232 cable
Shenzhen Aovlex-Link Technology Co., Ltd.Shenzhen Aovlex-Link Technology Co., Ltd.verified🇨🇳CN10 yrs
Original FTDI RS232 PL2303 Chip USB-A Male DB9 Pin Male Serial Converter Cable 1.5m Coaxial Connecting Computers Win/MacOS/Linus

Original FTDI RS232 PL2303 Chip USB-A Male DB9 Pin Male Serial Converter Cable 1.5m Coaxial Connecting Computers Win/MacOS/Linus

$3.88-6.884.5(410)
MOQ: 100 pieces
USB to RS232 cableFTDI chipset100+ store reviews12% reorder rate≤2h response time
Shenzhen Hongkailian Technology Co., Ltd.Shenzhen Hongkailian Technology Co., Ltd.🇨🇳CN6 yrs
USB to Serial Adapter Cable with RS232 DB9 Male Port FTDI Chipset Supports Windows 10 8 7 and Mac Linux

USB to Serial Adapter Cable with RS232 DB9 Male Port FTDI Chipset Supports Windows 10 8 7 and Mac Linux

$5.254.9(577)
MOQ: 100 pieces
USB to RS232 cableFTDI chipset500+ store reviews22% reorder rate≤2h response time
Dongguan Hengyuan Electronic Corperation LimitedDongguan Hengyuan Electronic Corperation Limited🇨🇳CN8 yrs
FTDI Chip RS232 USB to RJ45 Serial Console Rollover Cable

FTDI Chip RS232 USB to RJ45 Serial Console Rollover Cable

$1.80-4.504.7(847)
MOQ: 50 pieces
USB to RS232 cableFTDI chipset200+ store reviews30% reorder rate≤10h response time
Dong Guan Yi Chen Industrial Co., Ltd.Dong Guan Yi Chen Industrial Co., Ltd.🇨🇳CN8 yrs
6 Feet USB to RS232 Serial DB9 Cable Adapter with FTDI Chipset Supports Win7 for Computer Use

6 Feet USB to RS232 Serial DB9 Cable Adapter with FTDI Chipset Supports Win7 for Computer Use

$5-74.8(936)
MOQ: 50 pieces
USB to RS232 cableFTDI chipset41% reorder rate≤3h response time
Shenzhen JS YouPin Technology Co.,Ltd.Shenzhen JS YouPin Technology Co.,Ltd.🇨🇳CN9 yrs
Male DB9 Pin With FTDI FT231 Chipset USB a 2.0 to RS232 Serial Converter Adapter Cable 2M

Male DB9 Pin With FTDI FT231 Chipset USB a 2.0 to RS232 Serial Converter Adapter Cable 2M

$7.19-10.794.8(494)
MOQ: 10 pieces
USB to RS232 cableFTDI chipset
Guangzhou Dtech Electronics Technology Co., Ltd.Guangzhou Dtech Electronics Technology Co., Ltd.verified🇨🇳CN21 yrs
UOTEK USB 2.0 to 4-Port RS-232 Serial Converter FTDI Chip DB9 Adapter Cable 1.5M Length 300-921,600bps Baudrate Model UT-8814

UOTEK USB 2.0 to 4-Port RS-232 Serial Converter FTDI Chip DB9 Adapter Cable 1.5M Length 300-921,600bps Baudrate Model UT-8814

$39.804.9(905)
MOQ: 1 piece
USB to RS232 cableFTDI chipset50+ store reviews21% reorder rate≤3h response time
Utek Technology (shenzhen) Co., Ltd.Utek Technology (shenzhen) Co., Ltd.🇨🇳CN8 yrs
Oem/odm Ftdi Chip Usb Type a Rs232 Rs422 Rs485 to Open Bare Wire Cable

Oem/odm Ftdi Chip Usb Type a Rs232 Rs422 Rs485 to Open Bare Wire Cable

$5.40-5.604.6(124)
MOQ: 10 pieces
USB to RS232 cableFTDI chipset42% reorder rate≤9h response time
ApexCore HK Technology LimitedApexCore HK Technology Limited🇭🇰HK1 yr
CableCreation Industrial USB to RS232 Female DB9 Serial Cable with FTDI Chipset USB 2.0 to RS232 Adapter Support Windows Mac

CableCreation Industrial USB to RS232 Female DB9 Serial Cable with FTDI Chipset USB 2.0 to RS232 Adapter Support Windows Mac

$8.58-10.084.7(463)
MOQ: 2 pieces
USB to RS232 cableFTDI chipset200+ store reviews17% reorder rate≤4h response time
Wanka Technology LimitedWanka Technology Limited🇨🇳CN7 yrs
USB to RS232 Serial Adapter YCC03-D09 Sartorius D-sub DB9 FTDI FT2032RL Signal Connection Data Cable

USB to RS232 Serial Adapter YCC03-D09 Sartorius D-sub DB9 FTDI FT2032RL Signal Connection Data Cable

$3.90-11.494.9(61)
MOQ: 50 pieces
USB to RS232 cableFTDI chipset800+ store reviews16% reorder rate≤3h response time
Yuanchuang Shidai (Chengdu) Technology Co., Ltd.Yuanchuang Shidai (Chengdu) Technology Co., Ltd.🇨🇳CN5 yrs

Deep Dive · Full Report

Full Market Report

1 document · Live-fetched from source

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Sources & References

25 sources cited · Verified industry data & reports

DB9 Serial Cable vs. Null Modem: Understanding the Key ...

SF Cable

A null modem cable has pin 2 connected to pin 3 and pin 3 to pin 2, while a DB9 serial cable normally has all the pins connected in a straight ...

Serial Cable Market Research Report: Analyzing Growth at ...

LinkedIn

Market growth here is driven by industrial automation and the maintenance of existing serial ports in machinery. Conversely, Null-Modem Cables ...

DB9 to DB9 Serial Cable Pinout Guide: Straight vs Null ...

Alibaba.com

I have completed a comprehensive analysis of the DB9 to DB9 serial cable market, focusing on pinout configurations, industrial demand, and product availability.

Null Modem Cable Pinout: DB9 & DB25 Wiring Reference

scadaprotocols.com

Null modem cable pinout for DB9 and DB25 connectors. See 3-wire, loopback, and full handshaking wiring, plus how it differs from a straight ...

Null Modem vs Straight | Cable Differences

ShowMeCables

Null modem cables are serial cables that use an alternative pinout for different functionality. A standard DB9 AT cable pinout (non-null modem).

Null Modem Cable, Serial DB9 Female / Female 3 ft

US Converters

Serial Cable DB9, Female/Female, 3 ft - Null Modem Cable. This serial cable can be used to transfer data between a computer and a serial device.