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Db15 To Db9 Cable

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Product sourcing insights & recommendations

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The market for DB15 to DB9 cables is seeing a significant resurgence in 2026, primarily driven by industrial retrofitting and the need to maintain legacy CNC and PLC systems. CsccableAlibaba

Key insights indicate a shift away from USB adapters due to timing instability, with a growing demand for high-shielded 28AWG physical cables that can handle strict industrial RS-232 voltage tolerances. Alibaba However, compatibility remains a major hurdle, as many DB15 implementations are vendor-specific (e.g., Tektronix vs. Sony), requiring careful pin mapping before purchase. Alibaba

The detailed report below covers current market trends, core industrial use cases, and technical selection criteria to avoid common ground loop and voltage swing failures.

Based on the market resurgence, here are your next steps:

Db15 To Db9 Rs232 Cable For Plc Cnc Cnc Diagnostics

Products · 3 lists

DB9/15/25 24AWG Male and Female RS232 Serial Extension Cable, Gold Plated Connector with Bare Wire End Wire Harness

DB9/15/25 24AWG Male and Female RS232 Serial Extension Cable, Gold Plated Connector with Bare Wire End Wire Harness

$54.4(585)
MOQ: 5 pieces
RS232 cableDB15 to DB9PLC useCNC diagnostics200+ store reviews19% reorder rate
Shenzhen Mingching Electronics Technology Co., Ltd.Shenzhen Mingching Electronics Technology Co., Ltd.verified🇨🇳CN12 yrs
Customizable Length 0.8m 1m 1.5m USB to RS232 DB9 Cable Serial COM Port Adapter Custom Cable for Industrial PLC CNC Scanner

Customizable Length 0.8m 1m 1.5m USB to RS232 DB9 Cable Serial COM Port Adapter Custom Cable for Industrial PLC CNC Scanner

$0.58-0.735.0(892)
MOQ: 100 pieces
RS232 cablePLC useCNC diagnostics
Shenzhen Shengshengyuan Electronic Technology Co., Ltd.Shenzhen Shengshengyuan Electronic Technology Co., Ltd.verified🇨🇳CN6 yrs
DB9 Male to RJ45 Console Debug Cable UL2464 26AWG RS232 Serial Communication Cable for Switch Router PLC Server CNC Machine

DB9 Male to RJ45 Console Debug Cable UL2464 26AWG RS232 Serial Communication Cable for Switch Router PLC Server CNC Machine

$1.424.9(581)
MOQ: 100 pieces
RS232 cablePLC useCNC diagnostics50+ store reviews40% reorder rate≤2h response time
Dongguan Tpxian Electronic Co., Ltd.Dongguan Tpxian Electronic Co., Ltd.verified🇨🇳CN2 yrs
Custom USB RS232 DB9 Serial Converter Cable Assembly FTDI Chipset Industrial PLC CNC Machine Legacy Equipment Programming

Custom USB RS232 DB9 Serial Converter Cable Assembly FTDI Chipset Industrial PLC CNC Machine Legacy Equipment Programming

$0.04-0.674.4(268)
MOQ: 10 pieces
RS232 cablePLC useCNC diagnostics1300+ store reviews30% reorder rate≤5h response time
Kunshan Rcd Electronic Co., Ltd.Kunshan Rcd Electronic Co., Ltd.verified🇨🇳CN7 yrs
DB9 Male to Male Cable D Sub 9 Pin RS232 Serial Extension Cable Metal Hood for PLC CNC Industrial Equipment OEM ODM

DB9 Male to Male Cable D Sub 9 Pin RS232 Serial Extension Cable Metal Hood for PLC CNC Industrial Equipment OEM ODM

$8.504.7(61)
MOQ: 10 pieces
RS232 cablePLC useCNC diagnostics100+ store reviews10% reorder rate≤2h response time
Dongguan Maojia Plastic Electronics Co., Ltd.Dongguan Maojia Plastic Electronics Co., Ltd.🇨🇳CN5 yrs
Double Ended USB to DB9 Male RS232 Serial Cable for Router Switches CNC Machine PLC with USB3.1 Type C Port, USB to D-Sub Cable

Double Ended USB to DB9 Male RS232 Serial Cable for Router Switches CNC Machine PLC with USB3.1 Type C Port, USB to D-Sub Cable

$32.204.4(259)
MOQ: 1 piece
RS232 cablePLC useCNC diagnostics
Pcm Cable Co., LtdPcm Cable Co., Ltdverified🇨🇳CN5 yrs
DB9 Female to Female Serial Cable 9Pin D-SUB RS232 Cord Cable Assembly for Industrial PLC CNC Equipment

DB9 Female to Female Serial Cable 9Pin D-SUB RS232 Cord Cable Assembly for Industrial PLC CNC Equipment

$1.19-1.695.0(596)
MOQ: 100 pieces
RS232 cablePLC useCNC diagnostics37% reorder rate≤3h response time
Dongguan Flyroyal Electronics Co., Ltd.Dongguan Flyroyal Electronics Co., Ltd.verified🇨🇳CN4 yrs
Cable Assembly Manufacturer Custom All Kinds of DB DB9 DB15 DB25 DB37 DB44 USB RJ45 RS232 Serial Cable

Cable Assembly Manufacturer Custom All Kinds of DB DB9 DB15 DB25 DB37 DB44 USB RJ45 RS232 Serial Cable

$1.50-1.904.8(339)
MOQ: 3 pieces
RS232 cableDB15 to DB9PLC use≤3h response time
Kunshan Qiaopeng Electronics Co., Ltd.Kunshan Qiaopeng Electronics Co., Ltd.🇨🇳CN1 yr
Double-layer DB15 Cable Male to Male Braid Shielded D-SUB 15 Pin Straight Through Extension Cord for CNC UPS PLC Servo Driver

Double-layer DB15 Cable Male to Male Braid Shielded D-SUB 15 Pin Straight Through Extension Cord for CNC UPS PLC Servo Driver

$1.804.2(761)
MOQ: 1 piece
RS232 cablePLC useCNC diagnostics≤3h response time
Guangzhou Aitefa Technology Co., Ltd.Guangzhou Aitefa Technology Co., Ltd.🇨🇳CN1 yr
D-sub RS232 DB9 9PIN to DB15 15PIN Serial Male to Female Splitter Extension Data Cables

D-sub RS232 DB9 9PIN to DB15 15PIN Serial Male to Female Splitter Extension Data Cables

$1.50-2.325.0(551)
MOQ: 300 pieces
RS232 cableDB15 to DB9PLC use50+ store reviews≤2h response time
Lanka Industrial Automation (shanghai) Co., Ltd.Lanka Industrial Automation (shanghai) Co., Ltd.🇨🇳CN11 yrs
Industrial Grade Rs232 Db9 to Usb2.0 Serial Adapter Cable 9 Pin Connector Ftdi Solution for Cnc Machine Plc Control System

Industrial Grade Rs232 Db9 to Usb2.0 Serial Adapter Cable 9 Pin Connector Ftdi Solution for Cnc Machine Plc Control System

$5.10-5.704.5(789)
MOQ: 50 pieces
RS232 cablePLC use
Dongguan Annxin Electronics Co., Ltd.Dongguan Annxin Electronics Co., Ltd.verified🇨🇳CN9 yrs
Cable Assembly Manufacturer Custom All Kinds of RS232 DB9 DB15 DB25 DB37 DB44 to RJ50 Serial Cable

Cable Assembly Manufacturer Custom All Kinds of RS232 DB9 DB15 DB25 DB37 DB44 to RJ50 Serial Cable

$0.105.0(64)
MOQ: 50 pieces
RS232 cableDB15 to DB9100+ store reviews40% reorder rate≤2h response time
Dongguan Microlamp Electronic Technology LimitedDongguan Microlamp Electronic Technology Limited🇨🇳CN7 yrs
USB a Male to FTDI RS232 RS485 RS422 Serial Cable DB9 Serial Cablewith FTDI Chipsets

USB a Male to FTDI RS232 RS485 RS422 Serial Cable DB9 Serial Cablewith FTDI Chipsets

$4.20-5.505.0(283)
MOQ: 100 pieces
RS232 cablePLC use400+ store reviews38% reorder rate≤2h response time
Dongguan Bofan Technology Co., Ltd.Dongguan Bofan Technology Co., Ltd.verified🇨🇳CN9 yrs
Custom DB9 RS232 Splitter Cable 4 DB9 Male to 1 DB9 Female Shielded Wire Harness for Industrial PLC Instrument Debugging

Custom DB9 RS232 Splitter Cable 4 DB9 Male to 1 DB9 Female Shielded Wire Harness for Industrial PLC Instrument Debugging

$0.203.8(388)
MOQ: 2000 pieces
RS232 cablePLC use≤9h response time
Jiaxing Zhiya Electronics Technology Co., Ltd.Jiaxing Zhiya Electronics Technology Co., Ltd.🇨🇳CN1 yr
OEM Plc Cable 4 5 6 8 9 Pin Mini Din Male Connector to Female Rs232 Db9 Mini Din Cable

OEM Plc Cable 4 5 6 8 9 Pin Mini Din Male Connector to Female Rs232 Db9 Mini Din Cable

$1.904.9(918)
MOQ: 10 pieces
RS232 cablePLC use
Dongguan Mao Jia Plastic Electronics Co., Ltd.Dongguan Mao Jia Plastic Electronics Co., Ltd.verified🇨🇳CN11 yrs
Custom 1-2 Y Splitter RJ45 Dual DB9/DB15 D-Sub RS232 Serial Debug Communication Y Cable for Barcode Scanner with Pure Copper PVC

Custom 1-2 Y Splitter RJ45 Dual DB9/DB15 D-Sub RS232 Serial Debug Communication Y Cable for Barcode Scanner with Pure Copper PVC

$3.75-4.804.0(399)
MOQ: 2 pieces
RS232 cablePLC use100+ store reviews21% reorder rate≤9h response time
Huizhou Sotesin Technology Co., Ltd.Huizhou Sotesin Technology Co., Ltd.🇨🇳CN8 yrs
RS232 DB9 9 Pin Female to 8 Pin Mini Din Male Adapter PLC Programming Cable 10ft

RS232 DB9 9 Pin Female to 8 Pin Mini Din Male Adapter PLC Programming Cable 10ft

$1-95.0(289)
MOQ: 5 pieces
RS232 cablePLC use200+ store reviews10% reorder rate≤2h response time
Shenzhen Lengtion Electronics Co., Ltd.Shenzhen Lengtion Electronics Co., Ltd.🇨🇳CN13 yrs
2m Black DB9 RS232 Serial Null Modem Cable 9 Pin Female to Female Crossover Data Transfer Cord for Computer PC PLC Programming

2m Black DB9 RS232 Serial Null Modem Cable 9 Pin Female to Female Crossover Data Transfer Cord for Computer PC PLC Programming

$2-2.404.0(404)
MOQ: 10 pieces
RS232 cablePLC use
Shenzhen Lightblue Technology Co., Ltd.Shenzhen Lightblue Technology Co., Ltd.🇨🇳CN13 yrs
Rs232 Cable Db9 to 8p Mini DIN Male PLC Programming Adapter Cable 6ft 1.8m

Rs232 Cable Db9 to 8p Mini DIN Male PLC Programming Adapter Cable 6ft 1.8m

$1.29-1.595.0(253)
MOQ: 500 pieces
RS232 cablePLC use50+ store reviews9% reorder rate≤2h response time
Shenzhen Utech Electronics Co., Ltd.Shenzhen Utech Electronics Co., Ltd.🇨🇳CN14 yrs
High Quality D-sub Cables, Pure Copper Black UL2464 9-core Rs232 Db9 Male to Db9 Female Double-Headed 2m DB9 Serial Cable

High Quality D-sub Cables, Pure Copper Black UL2464 9-core Rs232 Db9 Male to Db9 Female Double-Headed 2m DB9 Serial Cable

$3.695.0(846)
MOQ: 10 pieces
RS232 cablePLC use≤1h response time
Shenzhen Lianle Tech Co., Ltd.Shenzhen Lianle Tech Co., Ltd.🇨🇳CN11 yrs
DB9 Female to Male RS232 Serial Extension Cable 9 Pin Molded Strain Relief Straight Through Cord for Computer PLC Equipment

DB9 Female to Male RS232 Serial Extension Cable 9 Pin Molded Strain Relief Straight Through Cord for Computer PLC Equipment

$3-3.304.1(273)
MOQ: 100 pieces
RS232 cablePLC use≤3h response time
Huizhou Jinqi Electronics Co., Ltd.Huizhou Jinqi Electronics Co., Ltd.🇨🇳CN1 yr
PLC, HMI Programming Cable ,Haiwell ACA20 2 Meters RS232/DB9 China Brand

PLC, HMI Programming Cable ,Haiwell ACA20 2 Meters RS232/DB9 China Brand

$53.8(397)
MOQ: 1 set
RS232 cablePLC use
Xiamen Haiwell Technology Co., Ltd.Xiamen Haiwell Technology Co., Ltd.🇨🇳CN11 yrs
Simcom DB9 Male to DB15 Female COM RS232 RJ11 4P4C Serial Cable D-Sub Connectors

Simcom DB9 Male to DB15 Female COM RS232 RJ11 4P4C Serial Cable D-Sub Connectors

$0.80-35.0(570)
MOQ: 100 pieces
RS232 cableDB15 to DB950+ store reviews33% reorder rate≤3h response time
YIYIDEA Technology CO.,LTDYIYIDEA Technology CO.,LTDverified🇨🇳CN4 yrs
Black Db9 Rs232 Serial Cable 2m 90 Degree Male to 90 Degree Female

Black Db9 Rs232 Serial Cable 2m 90 Degree Male to 90 Degree Female

$1.29-11.694.7(508)
MOQ: 50 pieces
RS232 cable300+ store reviews35% reorder rate≤1h response time
Shenzhen Ya Tai Xin Electronics Co., Ltd.Shenzhen Ya Tai Xin Electronics Co., Ltd.🇨🇳CN7 yrs
Custom RS232 DB9/15/25 Male Female to 8P8C RJ45 Y Splitter Cable DB9 Cable RS232 9 Pin Cable

Custom RS232 DB9/15/25 Male Female to 8P8C RJ45 Y Splitter Cable DB9 Cable RS232 9 Pin Cable

$2.284.8(264)
MOQ: 100 pieces
RS232 cable300+ store reviews13% reorder rate≤3h response time
Shenzhen Jisheng Electronic Co., Ltd.Shenzhen Jisheng Electronic Co., Ltd.verified🇨🇳CN13 yrs
High Quality OEM RS232 DB9 Male Adapter Cable Serial RJ45 RJ11 RJ12 RJ50 Copper Conductor PVC for Charging for Overhead

High Quality OEM RS232 DB9 Male Adapter Cable Serial RJ45 RJ11 RJ12 RJ50 Copper Conductor PVC for Charging for Overhead

$1.08-1.364.9(658)
MOQ: 200 pieces
RS232 cable
Dongguan Zhenda Technology Co., Ltd.Dongguan Zhenda Technology Co., Ltd.verified🇨🇳CN7 yrs
DB9 Serial Cable 9Pin RS232 Serial Cable Male to Female PC Converter Extension Black Cable 1.5m 3m 5m 10m

DB9 Serial Cable 9Pin RS232 Serial Cable Male to Female PC Converter Extension Black Cable 1.5m 3m 5m 10m

$0.58-2.654.9(830)
MOQ: 100 pieces
RS232 cable500+ store reviews22% reorder rate≤8h response time
Shenzhen Puluoshi Technology Co., Ltd.Shenzhen Puluoshi Technology Co., Ltd.🇨🇳CN10 yrs
Bofan DB9 Serial RS232 Female Port Male OBD2/OBDII 4-Conductor Copper PVC Insulation 3m Black Mercedes Bluetec Diagnostic Cable

Bofan DB9 Serial RS232 Female Port Male OBD2/OBDII 4-Conductor Copper PVC Insulation 3m Black Mercedes Bluetec Diagnostic Cable

$3.50-4.105.0(823)
MOQ: 200 pieces
RS232 cable600+ store reviews13% reorder rate≤4h response time
HONGKONG PENGLIAN TECHNOLOGY LIMITEDHONGKONG PENGLIAN TECHNOLOGY LIMITEDverified🇭🇰HK3 yrs
FTDI USB 2.0 to RS232 DB9 Serial Cable Cords for Routers GPS Barcode Scanners POS

FTDI USB 2.0 to RS232 DB9 Serial Cable Cords for Routers GPS Barcode Scanners POS

$4.28-5.504.8(508)
MOQ: 2 pieces
RS232 cable300+ store reviews11% reorder rate≤3h response time
Shenzhen Union Electronics Co., Ltd.Shenzhen Union Electronics Co., Ltd.🇨🇳CN15 yrs
Rs232 Cable Serial 9 Pin Straight Through Cable Male to Female Db9 Cable for Computer Printing Connector Null Modem

Rs232 Cable Serial 9 Pin Straight Through Cable Male to Female Db9 Cable for Computer Printing Connector Null Modem

$0.964.6(521)
MOQ: 500 pieces
RS232 cable100+ store reviews19% reorder rate≤2h response time
Suzhou Qunkehang Electronics Co., Ltd.Suzhou Qunkehang Electronics Co., Ltd.verified🇨🇳CN3 yrs

Deep Dive · Full Report

Full Market Report

1 document · Live-fetched from source

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Sources & References

28 sources cited · Verified industry data & reports

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