3 Pin Serial Cable
Overview
Product sourcing insights & recommendations


The market for 3-pin serial cables is characterized by its stability in industrial legacy support and a clear shift toward advanced cooling standards in computing. While often referred to as "primitive" compared to full 9-pin RS-232 cables, the 3-pin configuration remains a vital component for simplified data transmission and device control.
Market Trends & Insights
* Industrial Resilience: 3-wire serial cables (GND, TXD, RXD) continue to see steady demand for connecting PCs to industrial controllers and scientific instruments because they are cost-effective and eliminate unnecessary hardware handshaking Stackexchange.
* Technological Shift: In the electronics sector, traditional 3-pin fan connectors are gradually being replaced by 4-pin PWM (Pulse Width Modulation) versions, which offer superior energy efficiency and speed control Connectorsupplier.
* Material Standards: There is a growing market preference for halogen-free and eco-friendly materials in cable manufacturing, driven by stricter environmental regulations in consumer electronics Thebusinessresearchcompany.
* Growth Projections: The broader serial cable market is projected to grow at a CAGR of 8.4% through 2033, fueled by infrastructure upgrades and the integration of legacy systems into modern networks Linkedin.
Product Landscape
Commercial offerings for "3-pin serial" typically fall into two categories: industrial crossover cables and specialized internal component headers.
| Product Type | Typical Application | Key Features |
|---|---|---|
| Industrial Null Modem | PLC/Industrial Debugging | DB9/RJ45 interfaces, custom 3-wire wiring Alibaba |
| Console Adapters | Network Routing/Switching | USB-C to RJ45, high-durability aluminum shells Alibaba |
| 3-Pin Fan Header | Computer Cooling | 12V rating, nylon housing, simple power/signal Connectorsupplier |
Currently, suppliers such as Dongguan Xinfanglu Technology and Yuanchuang Shidai are prominent in providing customizable 3-wire solutions for industrial use, with prices ranging from $1.00 to $9.00 depending on shielding and interface complexity.
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Custom 3 Wire Serial Cable For Industrial Use
Products · 3 lists

Spiral Network Cable DB9 to RJ45 Coiled Spiral Data Cable Extendable Serial Communication Cable for Industrial & PLC Devices
Dongguan Xinfanglu Technology Co., Ltd.🇨🇳CN1 yr
USB C to RJ45 Console Cable FTDI Chip 30cm Flat Rollover Serial Adapter Aluminum Shell for Switch Router Debugging
Yuanchuang Shidai (Chengdu) Technology Co., Ltd.🇨🇳CN4 yrs
Custom RS232 DB9 9PIN Male to Female Cable for Reliable Serial Communication
HONG KONG KUNCAN ELECTRONICS CO., LIMITED🇨🇳CN4 yrs
OEM ODM RS232 Serial Cable DB9 Connector Male to Female 9 Pin Serial Cable Assembly Customized Various
Dongguan Xinsaikang Electron Co., Ltd.🇨🇳CN9 yrs
USB to RS232 Serial Cable Industrial Grade DB9 Serial Adapter Cable RS232 Female Converter Data Cable
Shenzhen Dalu Electronics Co., Ltd.🇨🇳CN4 yrs
FTDI FT23231RL USB TTL Serial Adapter Cable Braid PVC RS232 Converter 0.1 Inch 4-Pin Female 3.3V for Computer Use-in Stock

DB9 Connector RS232 Serial Cable DB9 Female to Bare Wire D-SUB 9-Pin Connector RS232 to Bare Wire Cable
Dongguan Kangsheng Electronics Co., Ltd.verified🇨🇳CN9 yrs
Female to 3 Wire Test Pin Terminal Serial Breakout Cable PTFE/Nylon Jacket Industrial PLC High Voltage Use
XUDONG PHILIPPINES INC🇨🇳CN1 yr
DB37 To 4 DB9 Serial Cable 3M PLC
Xiamen Taiyi Dingsheng Trading Co., Ltd.🇨🇳CN1 yr
XT60 Serial Parallel Cable Battery Connector 12AWG Soft Silicone Wire Cable Adapter Extension Cord for UAV Helicopter Quadcopter
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OEM Mini DIN 4 5 6 8 9 Pin Cable Molded Male Male Gold Plated PVC Aluminum Foil Shielded RoHS for Serial Data Transfer
Dongguan Youyida Electronics Co., Ltd.🇨🇳CN1 yr
Professional DB9 Female to RJ45 and 3 Pin Mini DIN Serial Jumper Custom Wire Harness Assembly for Industrial Cable Assembly
Dongguan Flyroyal Electronics Co., Ltd.verified🇨🇳CN4 yrs
MD TOTCO 3C Multi-cable Power Cables and Wires
Zhige Industrial (Shanghai) Co., Ltd.🇨🇳CN4 yrs
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Teaching Device Cable 3HAC031683-001 Cable 10M Specifically Designed for Industrial Robots, It Boasts Extremely High Durability

Factory Customized Agricultural Machinery Control Cable Assembly
Changshu Bshine Electronic Technology Co., Ltd.🇨🇳CN11 yrs
Flexible PVC Insulated and Sheathed 3 Core 1mm Control Cable
Hebei Ninggao Cable Co., Ltd.🇨🇳CN4 yrs
Professional Cables Assembly Supplier High Quality OEM ODM Custom Cable Custom Wire Harness
XYS (shenzhen) Technology Co., Ltd.verified🇨🇳CN13 yrs
National Standard 3-Core Pure Copper Power Cable 1.5/2.5/4mm² High Power 10A/16A Industrial Plug Bare Tail Custom Length
Shantou Longhu Shuorui Department Store🇨🇳CN2 yrs
QUANWEI QUANWEI Factory Supply Professional Cable Assembly Factory Production All Kinds of Custom Wire Harness Custom Cable
Guangdong Quanwei Electric Co., Ltd.🇨🇳CN4 yrs
2C 3C 4C 5C 6C Electrical Control Cable Device Connection Automation RS485 Instrument Control Cable
Shanghai Kmcable Group Co., Ltd.verified🇨🇳CN13 yrs
Custom SAA/PSE/Certified Industrial Power Cable IEC Female AU/DC/CEE AC Male for Consumer Electronics Available Extension Cord
Dongguan City Antmade Technology Co., Ltd.🇨🇳CN3 yrs
A Brand New High Quality Plc R88a-caka010sr-e Cable Reasonable Price

Cable Assembly Factory Production All Kinds Custom Wire Harness Cable for the Electronic PCB and Industrial Equipment Industries
Shenzhen Shengxing Micro Technology Co., Ltd.🇨🇳CN2 yrs
2C 3C 4C 5C 6C Electrical Control Cable Device Connection Automation RS485 Instrument Control Cable

Custom SAA/PSE/Certified Industrial Power Cable IEC Female AU/DC/CEE AC Male for Consumer Electronics Available Extension Cord

A Brand New High Quality Plc R88a-caka010sr-e Cable Reasonable Price

Cable Assembly Factory Production All Kinds Custom Wire Harness Cable for the Electronic PCB and Industrial Equipment Industries
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Sources & References
24 sources cited · Verified industry data & reports

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