Rs 422 Pci
Overview
Product sourcing insights & recommendations


The RS-422 PCI and PCI Express (PCIe) market is experiencing steady growth driven by the expansion of industrial automation and the need for robust serial communication in harsh environments.
Market Trends & Insights
* Market Scale: The global PCI Express Serial Communication Card market is projected to reach approximately USD 4.16 Billion by 2035, growing at a CAGR of 7.13% Sphericalinsights.
* Industrial Momentum: High-speed industrial RS-422/485 communication is increasingly utilized in factory automation (PLC/CNC lines), bank teller stations (ATMs), and POS networks due to its high noise immunity and data integrity AccesioStartech.
* Technological Shift: While legacy PCI cards are still available, the market is shifting toward PCIe (PCI Express) cards that support higher data rates (up to 3-10 Mbps) and modern chipset integrations like the XR17V354 AccesioBrainboxes.
Key Product Features
* Isolation & Protection: Most industrial-grade cards now include 2KV optical isolation and 15KV ESD protection to prevent system damage from surges AlibabaAlibaba.
* Multi-Port Configuration: Standard configurations include 2, 4, and 8-port cards, often supporting software-selectable RS-232/422/485 modes AdvantechAlibaba.
* Chipset Innovation: Leading cards leverage high-performance chipsets (e.g., Moxa, Advantech, Exar) to ensure compatibility with Windows, Linux, and specialized industrial OS AlibabaAlibaba.
Product Landscape & Pricing
Prices for these components vary significantly based on port density and industrial certification:
* Budget/Standard Cards: Range from $5 to $39 per unit for 2-4 port configurations without high-level isolation AlibabaAlibaba.
* Professional/Industrial Cards: High-tier isolated cards from brands like Advantech or Moxa typically range from $50 to $300+, offering higher reliability for critical infrastructure AlibabaAlibaba.
Detailed product lists including specs, MOQ, and supplier details are provided in the attached files.
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Rs 422 Pci Card
Products · 3 lists

MMUI RS-422/485 Multi-Drop Solution 4-Port PCIe Card XR17V354 Chipset 15KV ESD Protection Green Stock Factory Automation PLC
Shenzhen Mmui Co., Ltd.🇨🇳CN19 yrs
Advantech PCI-1622C 8-Port RS-422/485 PCI Communication Card With Reserved Space for Termination Resistors
Quanzhou Fengze District Hongyang Automation Technology Co., Ltd.🇨🇳CN1 yr
PCI serial card CP-132I RS-422/485
Xiamen Maikang Network Technology Co., Ltd.🇨🇳CN1 yr
MOXA CP - 134 - U V2 4port RS422 Serial Port Card 485 4 Port Card PCI Slot M2M
Shenzhen Duowen Technology Co., Ltd.🇨🇳CN11 yrs
Cp-138u Rs-422/485 8-port Multi Serial Port Card New Original Industrial Automation Programmable Control Plc Systems

Industrial Grade PCIe 1x 2port RS422 RS485 Expansion Card with Photoelectric Isolation Multifunctional Convertor
Shenzhen Diewu Technology Co., Ltd.🇨🇳CN13 yrs
2 Port High Speed Serial RS422/RS485 PCI Express PCIe Card with Asix AX99100 Chip
Shenzhen Yujie Technology Co., Ltd.🇨🇳CN6 yrs
1pc Cp-132el Rs-422/485 2 Interface Card Pcie Smart Multi-serial #lm New Original Ready Stock Industrial Automation Pac Dedicat
Xiamen Sanyiliu Supply Chain Management Co., Ltd.🇨🇳CN1 yr
MOXA CP-132EL CP-132EL-I RS-422/485 2-card PCIE Smart Multi-serial Port Card in Original Stock with a Five-year Warranty
Shenzhen Huayi Xintong Electronics Co., Ltd.verified🇨🇳CN1 yr
Plc Cp-138u Pci Serial Interface Card 8-port Rs-422/485 Industrial Mu860 for Warranty Product
Xiamen Maxautom Automation Technology Co., Ltd.verified🇨🇳CN1 yr
PCL-846B 846 REV.A1 Very Nice ISA COM Card RS485 4*Port 4*RS-422/485 Serial Port Card for ISA Slot Industrial Motherboard

Kontron CP-134U-I RS-232/422/485 RS-422/485 PCBCP134UI VER2.3 MOXA 4 Port PCI Embedded Computer RS422 RS485 Serial Card
Huizhou Xinyan Technology Co., Ltd.verified🇨🇳CN4 yrs
UOTEK Industrial PCI-E RS-485/RS-422 4 Port High Speed 2.5Gbps Serial Adapter Optical Isolation Flow Control -40~85C 4U
Utek Technology (shenzhen) Co., Ltd.🇨🇳CN8 yrs
MOXA 8-port RS-232/422/485 PCI Express serial port card CP-118EL-A
Hunan Teng Xin Technology Co., Ltd.🇨🇳CN5 yrs
Moxa PCIe/UPCI/PCI Serial Cards DB9 Male 2 Ports 128 Bytes FIFO CP-134N-I-T
Nanjing Qianze New Material Technology Co., Ltd.🇨🇳CN2 yrs
BRAND NEW 2-PORT RS-422/485 ISOLATED COMMUNICATION CARD/PCI-1602B/PCI-1602 LOC#A103
Xiamen Xinbogao Automation Co., Ltd.🇨🇳CN1 yr
GGDX Hot Seller MOXA CP-132UL CP-132UL-I RS422 485 PCI Card Multi-serial Port Original in Stock
Shenzhen Gegu Dingxin Technology Co., Ltd.🇨🇳CN1 yr
ST360 SM-SLV354A-4RS-485 Four-port RS-422/RS-485 Industrial Communication Card Mini PCI-Express 10/100/1000Mbps in Stock
Shenzhen Wintek Technology Ltd.🇨🇳CN17 yrs
Industrial Equipment Card for PCL-743 REV. B1 2PORT RS-422/485 CARD
Shenzhen Dongheng Xiangsheng Electronics Co., Ltd.🇨🇳CN3 yrs
CP-114EL Taiwan Mosha RS-232/422/485 PCI-E MOXA 4 Serial Card
Quanzhou Liancheng Automation Technology Co., Ltd.🇨🇳CN3 yrs
Cp-118u V1.1 8-port Rs-232/422/485 Pci Serial Card
Shanghai Yuantong Zhilian Technology Co., Ltd.🇨🇳CN1 yr
CP-118U V1.1 8-PORT RS-232/422/485 PCI SERIAL CARD

PCL-745 REV B1 01-22 PORT RS-422/485 ISOLATED CARD Used in Good Condition
Shenzhen Hongzhisheng Technology Co., Ltd.🇨🇳CN12 yrs
CP-134U-I RS-232/422/485 RS-422/485 PCBCP134UI VER2.3 MOXA 4 Port PCI Embedded Computer RS422 RS485 Serial Card
Shenzhen Xintiancheng Electronics Co., Ltd.🇨🇳CN1 yr
Factory OEM Mini PCIe 2 Ports RS422 RS485 Db9 Com Half Size Mini PCI Serial Port Industrial I/O Controller Card EXAR 17V352 Chip
Guangzhou Zhongxi Trading Co., Ltd.🇨🇳CN6 yrs
Sunweit ST345 PCI Express 8 Ports Serial RS422 RS485 Card Multi RS-422 RS-485 Adapter
Shenzhen Dongjunriyi Technology Co., Ltd.🇨🇳CN12 yrs
PCL-745 REV B1 01-22 PORT RS-422/485 ISOLATED CARD Used in Good Condition

CP-134U-I RS-232/422/485 RS-422/485 PCBCP134UI VER2.3 MOXA 4 Port PCI Embedded Computer RS422 RS485 Serial Card

Factory OEM Mini PCIe 2 Ports RS422 RS485 Db9 Com Half Size Mini PCI Serial Port Industrial I/O Controller Card EXAR 17V352 Chip

Sunweit ST345 PCI Express 8 Ports Serial RS422 RS485 Card Multi RS-422 RS-485 Adapter
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Sources & References
24 sources cited · Verified industry data & reports

PCI Express Serial Communication Card Market Size ...
Spherical Insights
Global PCI Express Serial Communication Card Market Size Is Expected To USD 4.16 Billion By 2035, At A CAGR Of 7.13% And Key Vendors Are Advantech Co Ltd.

Future Trends and Growth Prospects in PCI Express Serial ...
The PCI Express Serial Communication Card market is contributing to the economy through advancements in data transfer speeds and efficiency in ...

PCI Express Market Size, Growth & Demand by 2034
The Insight Partners
PCI Express market is estimated to reach US$ 360.73 billion by 2034, growing at a CAGR of 27.56%. Analyze growth, trends & share data.

Global PCI Express Serial Communication Card market
MarkWide Research
Global PCI Express Serial Communication Card market – Size, Share, Trends, Analysis & Forecast 2026–2035. Published Date: January, 2026. Base Year: 2025.

PCI-SIG Developers Conference Taiwan 2026 Agenda
PCI-SIG
Day 1 – February 9, 2026. 8:00 am – 9:00 am, Registration & Check-in. 9:00 am – 9:15 am, Welcome. 9:15 am – 10:45 am, PCI Express® Basics & Background.

ACCES I/O Products Releases 20 New PCI Express RS ...
ACCES I/O Products
RS-422 and RS-485 modes support data communication speeds up to 3 Mbps. Existing serial peripherals can connect directly to industry standard DB9M or RJ45 ...
