Computers Rs232
Overview
Product sourcing insights & recommendations


I have completed a detailed analysis of the RS232 interface market for computers, covering trends, growth drivers, and product insights through 2034. While considered a legacy technology in consumer markets, RS232 remains a multi-billion dollar niche driven by industrial automation, legacy system modernization, and IIoT integration.
Key Findings
* Market Resilience: The RS232-related markets (such as CAN Bus and multi-protocol drives) are growing at CAGRs between 4.2% and 8.4%, with valuations projected to reach billions by the early 2030s ZionmarketresearchIndustrytodayMarketreportanalytics.
* Technological Evolution: Trends show a shift from simple cables to intelligent gateways that bridge serial data to Ethernet or Wi-Fi for cloud-based monitoring PusrTechnavio.
* Regional Dominance: The Asia-Pacific region (specifically China) accounts for nearly 38% of global demand for RS232 conversion devices TechnavioTechnavio.
* Product Categories: The market is currently served by three primary product types: IIoT Serial Servers for network integration, PCIe Expansion Cards for industrial PCs, and USB-to-Serial Adapters for field maintenance.
For a comprehensive breakdown of market statistics, growth drivers, and specific product recommendations, please refer to the report below.
Based on these market trends, you can continue with:
Industrial Pci Express Rs232 Serial Card 4 Port
Products · 3 lists

PCIe X1 to 4 Port RS232 Serial Card, WCH384 Chipset with 5V/12V Power Output for POS System Industrial Control
Shenzhen Mmui Co., Ltd.🇨🇳CN19 yrs
Industrial Class PCIe 4-Port RS-232 DB9 PCI Express Card WCH384 Chipset IO-PCE384P-4S
Shenzhen Innovision Technology Co., Ltd.🇨🇳CN10 yrs
4 * RS232 DB9 Port to PCIe 1X PCI-E X1 Adapter Expansion Riser Card AX99100 With RS-232 Extension Cable
Shenzhen Bojiada Technology Co., Ltd🇨🇳CN10 yrs
New PCLEX1 to RS232 Four Port Serial Port Isolation Card Industrial Internal PCI Express Serial Card EFT-240 Network Card Stock
Shenzhen Kongduan Technology Co., Ltd.🇨🇳CN3 yrs
CP-104EL-A-DB9M Moxa PCI Express Serial Board 4 Port RS232 For PC
Lastella Trade srl🇮🇹IT1 yr
Sunweit ST331 4 Port RS232 PCI Express Card AX99100 Serial Pcie Card
Shenzhen Dongjunriyi Technology Co., Ltd.🇨🇳CN12 yrs
Asix AX99100 PCI Express X1 to 4 Ports RS232 DB9 Riser Cards PCIe Serial Expansion Card With Low Profile Bracket
Shenzhen Yujie Technology Co., Ltd.🇨🇳CN6 yrs
MOXA CP-134EL-A-I RS-232/422/485 PCI-Express Serial Port Card in Original Stock with a Five-year Warranty
Shenzhen Huayi Xintong Electronics Co., Ltd.verified🇨🇳CN1 yr
MOXA CP-134EL-A-I RS-232/422/485 PCI-Express Serial Port Card In Original Stock With A Five-year Warranty
Shenzhen Xingran Electronics Co., Ltd.🇨🇳CN1 yr
MOXA CP-134EL-A-I RS-232/422/485 PCI-Express Serial Port Card in Original Stock with a Five-year Warranty
Shenzhen Shengdeheng Technology Co., Ltd.verified🇨🇳CN3 yrs
Pci Express/upci/pci Serial Cards with 4 Ports Db44 Female Connector Cp-134el-a-i-db25m New Original Industrial Automation

NEW ORIGINAL COM-4C-PE SERIAL COMMUNICATION PCI EXPRESS CARD RS-232C 4CH LOC#R106
Xiamen Xinboyuan Automation Technology Co., Ltd.🇨🇳CN1 yr
4 Port RS232 DB9 (4S) PCI Express Serial Card With Power Output Supplies 5V or 12V Power
Shenzhen Diewu Technology Co., Ltd.🇨🇳CN13 yrs
WINTEK ASIX99100 Chipset 4-Port PCI Express RS232 Serial Controller Card Multi-System Applicable CE Certified in Stock
Shenzhen Wintek Technology Ltd.🇨🇳CN17 yrs
Advantech PCIE-1622C-AE 8-Port Industrial Serial Communication Card, PCI Express Adapter for Industrial Control
Beijing Yanyu Intelligent Technology Co., Ltd.verified🇨🇳CN1 yr
MOXA 8-port RS-232/422/485 PCI Express serial port card CP-118EL-A
Hunan Teng Xin Technology Co., Ltd.🇨🇳CN5 yrs
PCIe/UPCI/PCI Serial Cards CP-102EL-DB25F DB25 Female RS-232 2 Ports 8 Boards
Nanjing Qianze New Material Technology Co., Ltd.🇨🇳CN2 yrs
Advantech PCIE-1622C-AE 8-Port Industrial Serial Communication Card, PCI Express Adapter for Industrial Control ytdi
Shenzhen Yingte Di Technology Co., Ltd.🇨🇳CN2 yrs
2 Port PCIe RS232 Serial Card PCI Express DB9 9 Pin COM Port Expansion Adapter for Industrial PC
Guangzhou Senye Network Technology Co., Ltd.verified🇨🇳CN8 yrs
PCIe to 2 Serial Port 9pin Expansion Card Adapter Converter PCI Express Com Db9 Rs232 Two Serial Card
Guangzhou Hengtongda Network Technology Co., Ltd.verified🇨🇳CN8 yrs
CP-168EL-A V1.1.1 8 Port RS-232 Low Profile PCI Express Board
Shenzhen Dongheng Xiangsheng Electronics Co., Ltd.🇨🇳CN4 yrs
2 Port PCIe Serial Card Dual DB9 RS232 Adapter for Windows Linux PC Desktop Computer High Speed with Low Profile Bracket
Shenzhen Yangtse Tech Co., Ltd.🇨🇳CN12 yrs
AX99100 Chip PCIe1x Pci Express Expansion Card 1 Serial 1 RS232 Parallel Port Riser Card
Dongguan Tian Xia Zhi Lian Industrial Co., Ltd.🇨🇳CN6 yrs
Adapter Card U.2 SFF-8639 Expansion Card 3.0 4-Port PCI Express Dual-Interface USB to Serial Converter

Pci Express Serial Card 2x Db9 Rs232 Port Internal For Desktop Computer Expansion
Kodatech Intelligent Limited🇭🇰HK1 yr
Dual 9-Pin PCI Express Serial Card with 2 RS232 DB9 Ports WCH382 Chipset Black OEM Carton Packed in Stock
Hong Kong hengtongda Network Technology Limitedverified🇭🇰HK1 yr
WCH382L High Quality PCI Express Controller Card 2 Serial Port 1 Parallel Interface Double Layer Stackable PCB Desktop Computer
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Sources & References
30 sources cited · Verified industry data & reports

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