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Serial Port Card For Pc

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Overview

Product sourcing insights & recommendations

International Data Corporation
Mordor Intelligence
26 来源

The serial port card market is currently being reshaped by a rapid transition from legacy PCI to PCI Express (PCIe), with a projected CAGR of 7.5% through 2033. While consumer use has shifted to USB, the industrial sector maintains high demand for serial cards to interface with legacy SCADA, PLC, and IIoT systems without replacing functional equipment. Key trends include the integration of serial connectivity with Edge AI and the increasing demand for high-density multi-port controllers. I have generated a detailed market insights report covering technological shifts, industrial applications, and top product recommendations.

I've analyzed the market for serial port cards. You can now:

Serial Port Card For Pc Pci Express Rs232 Rs422 Rs485

Products · Top picks & verified manufacturers

PCI Express PCIe Serial Card 16 X DB9 RS232 Ports Adapter Multiport RS485 RS422 PCIe1X to 16 Port RS232/422/485 Controller Car

PCI Express PCIe Serial Card 16 X DB9 RS232 Ports Adapter Multiport RS485 RS422 PCIe1X to 16 Port RS232/422/485 Controller Car

$1364.8(169)
MOQ: 2 sets
PCI ExpressRS232RS422RS485100+ store reviews8% reorder rate
Shenzhen Diewu Technology Co., Ltd.Shenzhen Diewu Technology Co., Ltd.🇨🇳CN13 yrs
PCI Express1x 16 Port PCIe Serial Card with 16 DB9 RS232/RS422/RS485 Ports Adapter Multiport Controller for Desktop in Stock

PCI Express1x 16 Port PCIe Serial Card with 16 DB9 RS232/RS422/RS485 Ports Adapter Multiport Controller for Desktop in Stock

$125-1293.6(483)
MOQ: 1 piece
PCI ExpressRS232RS422RS48528% reorder rate≤8h response time
Dongguan Tian Xia Zhi Lian Industrial Co., Ltd.Dongguan Tian Xia Zhi Lian Industrial Co., Ltd.🇨🇳CN6 yrs
MOXA 8-port RS-232/422/485 PCI Express serial port card CP-118EL-A

MOXA 8-port RS-232/422/485 PCI Express serial port card CP-118EL-A

$265-2685.0(905)
MOQ: 1 piece
PCI ExpressRS232RS422RS48550+ store reviews
Hunan Teng Xin Technology Co., Ltd.Hunan Teng Xin Technology Co., Ltd.🇨🇳CN5 yrs
Lekuo 4 Port RS485 RS422 DB9 Serial Multi PCIe I/O Card Industrial Grade Exar XR17V354 Chipset FCC Certified Green

Lekuo 4 Port RS485 RS422 DB9 Serial Multi PCIe I/O Card Industrial Grade Exar XR17V354 Chipset FCC Certified Green

$594.8(253)
MOQ: 1 piece
PCI ExpressRS422RS48550+ store reviews10% reorder rate≤4h response time
Shenzhen Mmui Co., Ltd.Shenzhen Mmui Co., Ltd.🇨🇳CN19 yrs
Sunweit ST345 PCI Express 8 Ports Serial RS422 RS485 Card Multi RS-422 RS-485 Adapter

Sunweit ST345 PCI Express 8 Ports Serial RS422 RS485 Card Multi RS-422 RS-485 Adapter

$435.0(176)
MOQ: 50 pieces
PCI ExpressRS422RS48546% reorder rate≤4h response time
Shenzhen Dongjunriyi Technology Co., Ltd.Shenzhen Dongjunriyi Technology Co., Ltd.🇨🇳CN12 yrs
2 Port High Speed Serial RS422/RS485 PCI Express PCIe Card with Asix AX99100 Chip

2 Port High Speed Serial RS422/RS485 PCI Express PCIe Card with Asix AX99100 Chip

$94.8(101)
MOQ: 1 piece
PCI ExpressRS23250+ store reviews22% reorder rate≤3h response time
Shenzhen Yujie Technology Co., Ltd.Shenzhen Yujie Technology Co., Ltd.🇨🇳CN6 yrs
Factory Wholesale PCIe X1 PCI-E 1X to 4 * RS232 DB9 Serial Port Adapter Expansion Riser Card AX99100

Factory Wholesale PCIe X1 PCI-E 1X to 4 * RS232 DB9 Serial Port Adapter Expansion Riser Card AX99100

$224.7(292)
MOQ: 1 piece
PCI ExpressRS232400+ store reviews2% reorder rate≤1h response time
Shenzhen Bojiada Technology Co., LtdShenzhen Bojiada Technology Co., Ltd🇨🇳CN10 yrs
2 Port Native PCI Express PCIE to RS232 Serial Adapter Card Mini PCI-E to DB9 DB25 RS232 Serial Converter Card

2 Port Native PCI Express PCIE to RS232 Serial Adapter Card Mini PCI-E to DB9 DB25 RS232 Serial Converter Card

$3.50-5.804.8(681)
MOQ: 10 pieces
PCI ExpressRS232100+ store reviews11% reorder rate≤3h response time
Shenzhen Zida Times Technology Co., Ltd.Shenzhen Zida Times Technology Co., Ltd.🇨🇳CN5 yrs
PCIE 2 Port Serial Expansion Card, PCI Express to Industrial DB9 Serial RS232 COM Port Adapter for Desktop PC

PCIE 2 Port Serial Expansion Card, PCI Express to Industrial DB9 Serial RS232 COM Port Adapter for Desktop PC

$5.204.9(839)
MOQ: 10 pieces
PCI ExpressRS23250+ store reviews11% reorder rate≤2h response time
Shenzhen Ruitexun Technology Co., Ltd.Shenzhen Ruitexun Technology Co., Ltd.🇨🇳CN6 yrs
PCI serial port card to rs232 Double port desktop computer industrial control pci to 2COM serial port DB9 pin expansion card

PCI serial port card to rs232 Double port desktop computer industrial control pci to 2COM serial port DB9 pin expansion card

$1.50-3.964.6(351)
MOQ: 1 piece
RS23210% reorder rate≤1h response time
Shenzhen Nordson Electronics Co., Ltd.Shenzhen Nordson Electronics Co., Ltd.🇨🇳CN1 yr
PCI serial port card to rs232 Double port desktop computer industrial control pci to 2COM serial port DB9 pin expansion card

PCI serial port card to rs232 Double port desktop computer industrial control pci to 2COM serial port DB9 pin expansion card

$2-44.3(941)
MOQ: 5 pieces
RS232300+ store reviews12% reorder rate≤4h response time
Shenzhen Huake Shengye Technology Co., Ltd.Shenzhen Huake Shengye Technology Co., Ltd.verified🇨🇳CN2 yrs
PCI serial port card to rs232 Double port desktop computer industrial control pci to 2COM serial port DB9 pin expansion card

PCI serial port card to rs232 Double port desktop computer industrial control pci to 2COM serial port DB9 pin expansion card

$2-43.9(941)
MOQ: 5 pieces
RS232
Shenzhen Huake Shengye Technology Co., Ltd.Shenzhen Huake Shengye Technology Co., Ltd.verified🇨🇳CN10 yrs

Deep Dive · Full Report

Full Market Report

1 document · Live-fetched from source

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Sources & References

26 sources cited · Verified industry data & reports

Global Memory Shortage Crisis: Market Analysis and the ...

International Data Corporation

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PC Market Size, Growth Trends & Industry Analysis, 2031

Mordor Intelligence

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Fortune Business Insights

The global graphics card market size is projected to grow from $27.64 billion in 2026 to $97.4 billion by 2034, at a CAGR of 17.05% during ...

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Omdia

Global PC shipments grew 9.1% in 2025 to 278.7 million units, but Omdia reports that rising memory and storage costs are threatening the ...

PC Peripherals Market Size & Share | Forecast Report [2033]

SkyQuest Technology

PC Peripherals Market size was valued at USD 7916.98 Million in 2024 and is poised to grow from USD 8700.76 Million in 2025 to USD 18515.63 Million by 2033, ...

Omdia: Global PC Shipments Grew 9% in 2025 but ...

Yahoo Finance

Omdia: Global PC Shipments Grew 9% in 2025 but Memory and Storage Supply Issues Threaten 2026 Outlook ; Worldwide desktop and notebook shipments ...