Top 30 Serial Port Cards on Amazon (Verified You can Buy)
PCIE 2 Port Serial Expansion Card PCI Express to Industrial DB9 Serial / RS232 COM Port Adapter 16C550 UART WCH382 Chip for Desktop PC Windows 10 with Low Bracket
ELIATER
8541586680
0.0397 pounds
Ratings for ELIATER (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| ELIATER-US | - | ✅ | ✅ | ✅ |
Features
This card capability allow for upgrade with additional serial cards to your computer easily. Note: Open the "CH38XDRV"file in the CD to install.
2 x 16C550 Fast Uart serial ports, supporting data transfer rates up to 230400Bps.
LinksTek 2-Port PCI Express RS-232 DB9 Serial Port Card for Windows XP, Vista,7, 8.x, 10, 11 32/64bit and Linux PCs, PCIE RS232 Card, PCIE Serial DB9 Port Card (PCIE-SE2)
LinksTek
PCIE-SE2
4.72 x 2.68 x 0.7 inches
0.1764 Pounds
Ratings for LinksTek (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| LinksTek LLC | - | ❌ | ❌ | ❌ |
| Amazon Resale | - | ❌ | ❌ | ❌ |
Features
1. PCIE-SE2 allow users add 2X RS232 BD9 serial Ports on desktop PCs or industrial devices by motherboard PCI Express slot.
2. Seamless connect to serial DB9 ports device such as POS system, industrial testing and control device, security system, logistic management equipment, scanners and printers.
StarTech.com 2-port PCI Express RS232 Serial Adapter Card - PCIe RS232 Serial Host Controller Card - PCIe to Serial DB9 - 16950 UART - Low Profile Expansion Card - Windows & Linux , TAA (PEX2S953LP)
StarTech.com
PEX2S953LP
4.4 x 0.9 x 3.1 inches
0.2094 Pounds
- Manual: French
- Original Language: Italian
Ratings for StarTech.com (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
2 PORT SERIAL CARD: Serial controller card w/16950 UART based on ASIX AX99100, allows 2x DB9 ports w/bi-directional RS232 speeds up to 921.6Kbps per port, available 256 byte FIFO buffer & 9th data bit; Upgraded version of our popular card PEX2S952LP
OPTIONAL CONFIGURABLE POWER: PCI Express RS232 serial adapter card provides choice of 12v, 5v, or none through pin 9 w/up to 2A total; Each of the 2 ports are individually configurable
Top 4
XRIKUI Dual Port PCI Express RS-232 DB9 Serial Port Card for Windows XP, Vista,7, 8.x, 10, 11 32/64bit and Linux PCs, PCIE 2X DB9 Card
XRIKUI
XRIKUI-DP-PCIE-RS232-3264-LINUX
0.17 Pounds
Ratings for XRIKUI (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| XRiKuiDirect | - | ❌ | ❌ | ❌ |
Features
Dual Serial Ports: Provides two independent RS232 serial ports, enabling connections with multiple serial DB9 port (RS232 communication) devices, significantly expanding your system's connectivity.
Wide Compatibility: Requires driver installation for Windows XP, Vista, 7, 8.x, 10, 11 (32/64-bit) systems. For Linux kernels 2.6.x, 3.x, 4.x, 5.x, source code on the driver CD can be compiled.
Top 5
Syba Single Port RS-232 DB9 Serial PCI-e 2.0 x1 Expansion Card MCS9922 SD-PEX15021
Syba
SD-PEX15021
7.0 x 1.5 x 6.0 inches
0.25 Pounds
Ratings for Syba (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Gott Electronics | 9,394 | ✅ | ✅ | ✅ |
| Huzzatek | - | ✅ | ✅ | ✅ |
| Amazon.com | - | ✅ | ✅ | ✅ |
| SQLogic | - | ✅ | ✅ | ✅ |
| KART IT | 2,177 | ❌ | ❌ | ❌ |
Features
MCS9922 Chipset
Compatible with Industrial Standard 16C550 UART. On Chip 256-byte Depth FIFO in Transmit.
Top 6
StarTech.com 1-port PCI Express RS232 Serial Adapter Card - PCIe RS232 Serial Host Controller Card - PCIe to Serial DB9 - 16950 UART - Low Profile Expansion Card - Windows & Linux (PEX1S953LP)
StarTech.com
PEX1S953LP
3.86 x 2.64 x 5.91 inches
0.1 Pounds
- Manual: French
Ratings for StarTech.com (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ✅ | ✅ | ✅ |
| The Wozy Group | - | ✅ | ✅ | ✅ |
Features
1 PORT SERIAL CARD: Serial controller card w/ 16950 UART based on ASIX AX99100, allows 1x DB9 port w/bi-directional RS232 speeds up to 921.6Kbps per port, available 256 byte FIFO buffer & 9th data bit; Upgraded version of our popular card PEX1S952LP
OPTIONAL CONFIGURABLE POWER: PCI Express RS232 serial adapter card provides choice of 12v, 5v, or none through pin 9 w/up to 2A total
StarTech.com 2-Port PCI Express Serial Card with 16C1050 UART - RS232 Low Profile Serial Card - PCI Serial Card (PEX2S1050)
StarTech.com
PEX2S1050
3.09 x 3.6 x 0.6 inches
0.13 Pounds
- Manual: French
- Original Language: Dutch
- Unknown: English
Ratings for StarTech.com (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ✅ | ✅ | ✅ |
| Tech for Less | 870 | ❌ | ❌ | ❌ |
Features
MEETS INDUSTRY STANDARDS: The 2-port PCI express serial card is compliant with PCI Express 1.0a specification, and it's compatible with 1x, 2x, 4x, 8x and 16x PCI Express slots.
MAXIMUM COMPATIBILITY: The dual port DB9 to PCIe adapter is ideal for system upgrades in a wide range of applications including manufacturing equipment, POS equipment, and security devices.
Top 8
BZIZU 2-Port PCIe RS-232 DB9 Serial Port Card - Windows XP/7/8/10/11 & Linux Compatible (32/64bit) for Fast Data Transfer (PCIe1X Dual Serial Card)
BZIZU
PCIe1X Dual Serial Card
2.57 x 0.63 x 2.36 inches
Ratings for BZIZU (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| BZIZU | - | ❌ | ❌ | ❌ |
Features
Expansion Interface: Easily add 2 RS232 DB9 serial ports to desktop PCs or industrial devices via the motherboard's PCI Express slot, meeting a variety of device connection needs
Wide Compatibility: Seamlessly connect to DB9 serial devices such as POS systems, industrial testing and control equipment, security systems, logistics management devices, scanners, and printers, suitable for various application scenarios
Top 9
BZIZU 2-Port PCIe RS-232 DB9 Serial Port Card - Windows XP/7/8/10/11 & Linux Compatible (32/64bit) for Fast Data Transfer (PCIe1X to Serial to Parallel Port)
BZIZU
PCIe1X to serial to parallel port
2.57 x 0.63 x 2.36 inches
0.2206 Pounds
Ratings for BZIZU (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| BZIZU | - | ❌ | ❌ | ❌ |
Features
Expansion Interface: Easily add 2 RS232 DB9 serial ports to desktop PCs or industrial devices via the motherboard's PCI Express slot, meeting a variety of device connection needs
Wide Compatibility: Seamlessly connect to DB9 serial devices such as POS systems, industrial testing and control equipment, security systems, logistics management devices, scanners, and printers, suitable for various application scenarios
Top 10
StarTech.com PCI Express Serial Card - 16 DB9 RS232 Ports - Low + Full Profile - Multiport Serial Adapter - PCIe Serial Card (PEX16S550LP)
StarTech.com
PEX16S550LP
6.6 x 2.68 x 0.87 inches
0.15 Pounds
- Manual: French
Ratings for StarTech.com (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ✅ | ✅ | ✅ |
Features
Add 16 RS232 serial ports (DB9) to your low or full-profile computer through a PCI Express slot
This 16-Port PCI Express Serial Card provides high-speed PCIe serial card with 16 DB9 RS232 ports from a single PCIe slot
Top 11
StarTech.com 4-Port Serial PCIe Card, Quad-Port PCI Express to RS232/RS422/RS485 DB9 Serial Card, Standard/Low-Profile Brackets, 16C1050 UART, ESD Protection, Windows/Linux, TAA
StarTech.com
PS74ADF-SERIAL-CARD
4.8 x 4.3 x 0.6 inches
0.13 Pounds
Ratings for StarTech.com (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
4-PORT PCIE SERIAL CARD: On-board DIP switches allow each DB9 serial port to operate in its own independent mode, enabling the connection of RS-232, RS-422, and RS-485 devices; LED indicators to monitor data transmit/receive status
CONFIGURABLE POWER: Quad-Port PCI Express Serial Adapter Card features configurable power of 12V (1.5A per port), 5V (1.5A per port), or no power (RI) over pin 9 via auxiliary SATA power; Per-Port power modes are individually configurable via jumpers
Top 12
StarTech.com 2-Port PCI Express Serial Interface Card, Dual Port PCIe to RS232 (DB9) Serial Card, 16C1050 UART, Low/Full Profile Brackets, COM Retention, for Windows/Linux, TAA (21050-PC-SERIAL-LP)
StarTech.com
21050-PC-SERIAL-LP
2.6 x 2.6 x 0.7 Inches
0.3307 pounds
Ratings for StarTech.com (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
PCIE TO SERIAL: Connect serial RS232 (DB9) devices to a computer with this low profile PC serial card; Features support for high performance 16C1050 UART on both DB9 male ports; Monitor activity with the built-in LED status lights on the PCI express DB9 card
DEVICE COMPATIBILITY: Use this serial interface card to connect barcode readers/scanners, receipt printers, scales, PLCs, medical devices, etc; The UART PCIe card supplies 5V or 12V power over pin 9; Full-profile bracket included
Top 13
PCIE 2 Port Serial Expansion Card, RS 232 DB9 Serial Port for ASIX AX99100, PCI Express Serial Controller with FIFO, ARM Compatible
ciciglow
ciciglowkopr4izht3
0.1411 Pounds
Ratings for ciciglow (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Ciciglow | - | ❌ | ❌ | ❌ |
Features
[Wide Application] Seamlessly connects pos systems, industrial measurement devices, security systems, scanners, printers, and more for reliable serial db9 port connectivity.
[Versatile Compatibility] The full-size bracket on this expansion card is suitable for standard size pcs and can work in various pcie slots, making it suitable for and arm hardware platforms.
Top 14
StarTech.com 4-port PCI Express RS232 Serial Adapter Card - PCIe RS232 Serial Host Controller Card - PCIe to Serial DB9 Card - 16950 UART - Expansion Card - Windows & Linux , TAA (PEX4S953)
StarTech.com
PEX4S953
2.95 x 2.48 x 0.59 inches
0.1102 Pounds
- Published: English
- Manual: French
Ratings for StarTech.com (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
4 PORT SERIAL CARD: Serial controller card w/ 16950 UART based on ASIX AX99100, allows 4x DB9 ports w/bi-directional RS232 speeds up to 921.6Kbps per port, available 256 byte FIFO buffer; Upgraded version of our popular Serial card PEX4S952
OPTIONAL CONFIGURABLE POWER: PCIe multiport serial card provides 12v, 5v, or none through pin 9 w/up to 2A total; Each of the 4 ports are individually configurable; DB44 to 4x DB9 breakout cable incl
Top 15
SIIG Single Serial Port / RS-232 and Single Parallel Port PCIe Card Compatible with 16C550 UART (JJ-E20311-S1)
SIIG
JJ-E20311-S1
2.87 x 4.72 x 0.71 inches
0.3 Pounds
Ratings for SIIG (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| e-TekDepot | - | ✅ | ✅ | ✅ |
| ComegaCity | 8,666 | ✅ | ✅ | ✅ |
Features
✅ Easily adds one serial port and one parallel port through an available PCI Express slot. 16C650 UART serial port with data transfer rate up to 250Kbps. Compliant with PCI Express 2.0 Gen 1. Compatible with IEEE 1284 -1994 parallel port standard for SPP/Byte/ECP Mode
✅ Single-lane (X1) PCI Express end-point controller with PHY integrated. Full serial modem control. Hardware and software flow control
Top 16
Yctze PCIE to 2 DB9 RS232 Serial Ports & 1 DB25 Parallel LPT Port Adapter Card for Desktops
Yctze
Yctzeqwv382560x
Ratings for Yctze (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Gorgeriie | - | ❌ | ❌ | ❌ |
Features
Enhanced Connectivity Options: This PCI-E to dual serial and parallel port adapter card provides an efficient way to connect additional devices to your desktop. It features two 9-pin RS-232 DB9 male serial ports and one DB25 female parallel LPT port, allowing bility to expand your system's connectivity.
High-Speed Performance: Designed with PCI Express Revision 1.1 specifications, this adapter card supports a single-lane (x1) bus bandwidth of 2.5 Gbps. Experience fast data transmission speeds for both serial and parallel communications, making it suitable for various applications requiring reliable connectivity.
Top 17
StarTech.com PCIe Card with Serial and Parallel Port - PCI Express Combo Adapter Card with 1x DB25 Parallel Port & 1x RS232 Serial Port - Expansion/Controller Card - PCIe Printer Card, TAA
StarTech.com
PEX1S1P950
3.1 x 3.7 x 0.9 inches
0.13 Pounds
- Manual: French
Ratings for StarTech.com (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
PCIe CARD WITH SERIAL & PARALLEL PORT: Using a x1 PCIe 2.0 slot, add a DB25 parallel & a DB9 RS232 port to your computer; Card installs in full/standard profile PCIe slot; Latest version of our popular PEX1S1P952
TECH SPECS: Parallel Speeds up to 2.5Mbps | Supports SPP/Byte/ECP modes | Compatible with IEEE 1284 | Asix AX99100 chip | RS232 speeds up to 921.6Kbps | 16C950 UART | 256 byte FIFO buffer
Top 18
StarTech.com 2-Port PCI Express Serial Interface Card, Dual Port PCIe to RS232 (DB9) Serial Card, 16C1050 UART, Standard/Low Profile Brackets, COM Retention, for Windows/Linux, TAA
StarTech.com
21050-PC-SERIAL-CARD
2.6 x 2.6 x 0.7 Inches
0.11 Pounds
Ratings for StarTech.com (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
PCIE TO SERIAL: Connect serial RS232 (DB9) devices to a computer with this PC serial card. Features support for high performance 16C1050 UART on both DB9 male ports. Monitor activity with the built-in LED status lights on the PCI express DB9 card
DEVICE COMPATIBILITY: Use this serial interface card to connect barcode readers/scanners, receipt printers, scales, PLCs, medical devices, etc. The UART PCIe card supplies 5V or 12V power over pin 9. Low-profile brackets are included
Top 19
StarTech.com 1-Port PCI Express Serial Card, PCIe to RS232 (DB9) Serial Interface Card, PC Serial Card, 16C1050 UART, Standard/Low Profile Brackets, COM Retention, Windows/Linux, TAA
StarTech.com
11050-PC-SERIAL-CARD
2.6 x 2.6 x 0.7 inches
0.09 Pounds
Ratings for StarTech.com (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
PCIE TO SERIAL: Connect a serial RS232 (DB9) device to a computer with this PC serial card. Features support for high performance 16C1050 UART. Monitor activity with the built-in LED status lights on the PCI express DB9 card
DEVICE COMPATIBILITY: Use this serial interface card to connect with barcode readers/scanners, receipt printers, scales, PLCs, medical devices, etc. The UART PCIe card supplies 5V or 12V power over pin 9. Low-profile bracket is included
Top 20
StarTech.com 2-Port Serial PCIe Card, Dual-Port PCI Express to RS232/RS422/RS485 DB9 Serial Card, Standard/Low-Profile Brackets, 16C1050 UART, ESD Protection, Windows/Linux, TAA
StarTech.com
2S232422485-PC-CARD
4.1 x 4.0 x 0.6 inches
0.13 pounds
- Original Language: Italian
Ratings for StarTech.com (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
2-PORT PCIE SERIAL CARD: On-board DIP switches allow each DB9 serial port to operate in its own independent mode, enabling the connection of RS-232, RS-422, and RS-485 devices; LED indicators to monitor data transmit/receive status
CONFIGURABLE POWER: Dual-Port PCI Express Serial Adapter Card features configurable power of 12V (1.5A per port), 5V (1.5A per port), or no power (RI) over pin 9 via auxiliary SATA power; Per-Port power modes are individually configurable via jumpers
Top 21
BestParts NEW PS2 Serial Port Card for Dell Optiplex 7000 7010 7020MT FH D10 COM Serial I/O Module Adapter 0GYY8P GYY8P
BestParts
GYY8P
0.0838 Pounds
Ratings for BestParts (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| BestPartsCom | - | ❌ | ❌ | ❌ |
Features
PS2/COM Serial Port Card for Dell Optiplex7000 7010 7020MT PS/2 GYY8P.
PS2/COM Serial Port Card for Tower Full Hight GYY8P, not for Half Hight 6YVJ0.
Top 22
SIIG Single Serial PCIe Card Adapter, 16650 UART, Baud Rates up to 250Kbps, PCIe 2.0 x1 to 1x RS-232 Male 9-pin DB9, RS-232 5V or 12V Power, ASIX AX99100 Chipset, Dual-Profile Brackets (JJ-E20611-S1)
SIIG
JJ-E20611-S1
4.72 x 2.87 x 0.71 inches
Ratings for SIIG (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| e-TekDepot | - | ❌ | ❌ | ❌ |
| Technology Galaxy | 580 | ❌ | ❌ | ❌ |
| Neutron USA | - | ❌ | ❌ | ❌ |
Features
PCIe CARD: Adds 1 9-pin RS-232 serial port to PCIe enabled desktop computers, supports data transfer rate up to 250Kbps, Compliant with PCI Express 2.0 Gen 1
SEAMLESS CONTROL: Single-lane (x1) PCI Express End-point Controller with PHY integrated; Full serial modem control with hardware and software flow control; Supports 5, 6, 7, 8 and 9-bit serial formats, and Even, Odd, None, Space and Mark parity; On chip 256-byte FIFO buffers in transmit and receive path for each serial port
Top 23
4 Port PCI Express RS232 Serial Adapter Card, PCIe RS232 Serial Host Controller Card, PCIe to 4 Serial DB9 Card, PCI E Serial Card Stable Performance
Dilwe
Dilwea30f7t28v4862
0.2183 pounds
Ratings for Dilwe (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Wcming-US | - | ❌ | ❌ | ❌ |
Features
4 RS232 SERIAL PORTS: Features 4 x 9pin RS232 serial ports allowing easy connection of more serial devices to your computer.
PCI EXPRESS X1 INTERFACE: PCI Express x1 interface (also suitable for PCI-E x1, x4, x8, x16 slots) for excellent performance and long life.
Top 24
StarTech.com 2 Port 16in DB9 Serial Port BRacket to 10 Pin Header - DB9 bRacket - DB9 Header - Serial Port bRacket (PLATE9M2P16)
StarTech.com
PLATE9M2P16
9.17 x 4.96 x 0.39 Inches
0.1036 Pounds
- Translation, Original Language, Unknown: English
Ratings for StarTech.com (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
Serial panel
DB-9 (M) to 10 pin IDC (F)
Top 25
Buacoz PCIe to 8 Port RS232 Serial Port Expansion Card, DB9 COM Port Extender for Industrial PC, 9-Pin Low Profile Bracket, Supports Windows/Linux & Small Form Factor Chassis
Buacoz
BZ-PCle-8RS232
Ratings for Buacoz (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Buacoz | - | ❌ | ❌ | ❌ |
Features
"High-Performance AX9900 Chipset", Equipped with advanced AX9900 master control chip for enhanced stability, superior compatibility, and ultra-low power consumption, ensuring reliable operation in demanding industrial environments.
"Optimized CPU Resource Management & Heat Dissipation", Features load-balancing technology to reduce CPU overhead and a large aluminum heatsink for efficient thermal management, enabling 24/7 stable performance even in poor ventilation conditions.
Top 26
StarTech.com 8-Port PCI Express RS232 Serial Adapter Card - PCIe RS232 Serial Card - 16C1050 UART - Multiport Serial DB9 Controller/Expansion Card - 15kV ESD Protection - Windows & Linux (PEX8S1050)
StarTech.com
PEX8S1050
4.1 x 0.6 x 4.7 inches
0.16 Pounds
- Manual: French
- Unknown: English
Ratings for StarTech.com (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ✅ | ✅ | ✅ |
Features
8 PORT SERIAL CARD: Serial controller card w/ 16C1050 UART based on the Systembase SB16C1058PCI, w/15kV ESD, 8x DB9 ports, bi-directional RS232 speeds up to 921.6Kbps per port & 256 byte FIFO buffer; Upgraded version of our popular card PEX8S952
OPTIONAL CONFIGURABLE POWER: Multiport serial card provides 12v/5v, or none on pin 9 w/up to 3A total shared; 18"/48cm DB62 to 8x DB9 breakout cable incl; Hex nuts incl for opt screw/nut DB9 interface
Top 27
Deal4GO RS232 Serial COM Tigris PS2 Adapter Port Card 67X99 6YVJ0 Replacement for Dell Optiplex 3040 3050 3020 3090 5080 7090 SFF
Deal4GO
6YVJ0
3.2 x 1.8 x 0.8 inches
0.1102 Pounds
Ratings for Deal4GO (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Deal4Go | - | ❌ | ❌ | ❌ |
Features
Compatible with Dell Optiplex 3040 3050 3020 3010 3090 5080 7090 SFF Small Form Factor Desktop Series, Please check your Serial port socket (23-pin) of motherboard before PURCHASING.
*NOTE*: NOT fits for Optiplex 3040 3050 3020 3010 3090 5080 7090 MT or Micro Form Factor Series, and other Tower Desktop.
Top 28
ANMBEST DB26 Metal Shell Solderfree RS232 D-SUB Serial Breakout Connector
ANMBEST
0.15 Pounds
Ratings for ANMBEST (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Anmbest | - | ❌ | ❌ | ❌ |
Top 29
LICAEVEY PCI Express SATA Card 6Gbps, PCIe 4X to 2 MiniSAS SFF 8087 + 1 SATA 3.0 Port, Low Power Realtek Chip Expansion Card for NAS PC Server
LICAEVEY
LICAEVEYi62uh5apql
Ratings for LICAEVEY (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Juyutuo | - | ❌ | ❌ | ❌ |
Features
Low Power Realtek RTL9101 Chip for Stable Performance: This PCIe to SATA card adopts the energy-efficient Realtek RTL9101 chip, ensuring low power consumption while delivering high-speed, stable data transfer. The reliable chip design makes this expansion card ideal for 24/7 operation in NAS systems, desktop PCs, and servers where consistent performance is critical.
High-Speed 6Gbps SATA 3.0 Data Transfer: Supporting SATA 3.0 interface with transfer rates up to 6Gbps, this PCIE to SATA card enables rapid data transmission for large file transfers, backups, and media streaming. The high bandwidth ensures your SSD or HDD operates at maximum performance without bottlenecks.
Top 30
StarTech 4-Port PCI Express PCIe Serial Combo Card, TAA (PEX4S232485)
StarTech.com
PEX4S232485
5.3 x 0.6 x 2.7 Inches
0.15 pounds
- Original Language, Unknown: English
Ratings for StarTech.com (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| ValueValet | - | ❌ | ❌ | ❌ |
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
Add two RS232 and two RS422/485 serial ports to your PC through a PCI-Express expansion slot
4 Port PCI Express PCIe Serial Combo Card
Top 10 Serial Port Cards - Verified to Buy (September 2026)
- 1. PCIE 2 Port Serial Expansion Card PCI Express to Industrial...
- 2. LinksTek 2-Port PCI Express RS-232 DB9 Serial Port Card for...
- 3. StarTech.com 2-port PCI Express RS232 Serial Adapter Card - PCIe...
- 4. XRIKUI Dual Port PCI Express RS-232 DB9 Serial Port Card...
- 5. Syba Single Port RS-232 DB9 Serial PCI-e 2.0 x1 Expansion...
- 6. StarTech.com 1-port PCI Express RS232 Serial Adapter Card - PCIe...
- 7. StarTech.com 2-Port PCI Express Serial Card with 16C1050 UART -...
- 8. BZIZU 2-Port PCIe RS-232 DB9 Serial Port Card - Windows...
- 9. BZIZU 2-Port PCIe RS-232 DB9 Serial Port Card - Windows...
- 10. StarTech.com PCI Express Serial Card - 16 DB9 RS232 Ports...
Top 10 Serial Port Cards Brands on Amazon
Here is the list of top-rated brands that were evaluated by CherryPicks.
- ELIATER
- LinksTek
- StarTech.com
- XRIKUI
- Syba
- BZIZU
- ciciglow
- SIIG
- Yctze
- BestParts
Top 10 Serial Port Cards Sellers: CPR Seller Rank List
CPR sellers rank is based on CherryPicks-AI bestselling ranking system that helps us analyze each seller's sales trends. The List of top seller ranks is our in-house data, essential for our product ranking to help you make the right shopping choice.
- 1. Technology Galaxy : 76,235 Yearly Feedback , Avg. Ratings 4.6
- 2. Tech for Less : 55,970 Yearly Feedback , Avg. Ratings 4.7
- 3. KART IT : 26,995 Yearly Feedback , Avg. Ratings 4.6
- 4. ComegaCity : 7,873 Yearly Feedback , Avg. Ratings 4.8
- 5. Gott Electronics : 7,233 Yearly Feedback , Avg. Ratings 4.7
- 6. Deal4Go : 4,160 Yearly Feedback , Avg. Ratings 4.6
- 7. e-TekDepot : 3,506 Yearly Feedback , Avg. Ratings 4.9
- 8. BestPartsCom : 2,576 Yearly Feedback , Avg. Ratings 4.7
- 9. The Wozy Group : 1,952 Yearly Feedback , Avg. Ratings 4.9
- 10. Anmbest : 972 Yearly Feedback , Avg. Ratings 4.9
| Rank | Name | Yearly Feedbacks | Avg. Ratings |
|---|---|---|---|
| 🥇 | Technology Galaxy | 76,235 | 4.6 |
| 🥈 | Tech for Less | 55,970 | 4.7 |
| 🥉 | KART IT | 26,995 | 4.6 |
| 4 | ComegaCity | 7,873 | 4.8 |
| 5 | Gott Electronics | 7,233 | 4.7 |
| 6 | Deal4Go | 4,160 | 4.6 |
| 7 | e-TekDepot | 3,506 | 4.9 |
| 8 | BestPartsCom | 2,576 | 4.7 |
| 9 | The Wozy Group | 1,952 | 4.9 |
| 10 | Anmbest | 972 | 4.9 |
[Get] Serial Port Cards Deals (✅Exclusively for Prime)
What does "Amazon Fulfilled" Mean?
Amazon Fulfilled refers to products handled by Amazon's logistics, which indicates that the product is stored, packed, and shipped by Amazon from one of its fulfillment centers.
When you order a product that is "Amazon Fulfilled," Amazon takes care of the storage, packing, shipping, and customer service for that product. This often ensures quicker delivery and better customer service compared to products that are not fulfilled by Amazon. It also means that the product is eligible for Amazon's return policy.
What does "Prime" Mean?
"Prime" refers to Amazon Prime Member (Join Amazon Prime Now), which indicates eligibility for Prime benefits. When you see "Prime" next to a product on Amazon, This generally means that if you are an Amazon Prime member, you can get free two-day shipping on that product, and sometimes even same-day or one-day shipping depending on your location.
Prime members also have access to other benefits, including 2-Day Shipping, Exclusive Member Deals, Prime Video, Buy With Prime, Amazon Music, Prime Gaming, and more.
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What does "Free Shipping" Mean?
"Free Shipping" means that you will not be charged additional fees for the shipping of that product. However, unlike "Prime," which usually guarantees fast two-day shipping, "Free Shipping" doesn't necessarily mean fast shipping.
Sometimes there might be a minimum purchase requirement to qualify for free shipping if you are not a Prime member. For Prime members, the "Free Shipping" usually refers to the free two-day shipping that is one of the benefits of the Prime membership.
Why Should You Trust Us?
Now hundreds and thousands of Computer Components supplies are available on Amazon, Picking the right one is not easy, and that may take a lot of your time, Right? and What is the best Serial Port Cards to buy for new September 2026?
CherryPicks’s Methodology for Evaluating Serial Port Cards
We developed the CherryRatings-AI system to identify and score reviews and the CherryPicks-AI ranking system that uses TensorFlow framework to generate the best list, It will help us evaluate Computer Components items that sell on Amazon. The score of items is based on over ten parameters such as analyzing customer review content, product reviewing rating statistics, brand reputation evaluation, comparing product price with features, etc, You can visit How We Rank to learn more in detail.
We collected and analyzed 124 of Serial Port Cards reviews based on our selection criteria. It helped us shortlist the top qualified and rated Serial Port Cards for Computer Components, We found that most customers choose Serial Port Cards with an average price of $58.46, and the top brands are StarTech.com, Syba, ELIATER, Dilwe, BestParts, ANMBEST, SIIG, ciciglow And Yctze.
Then our expert-level editors reviewed all those quality items and selected the top 30 Serial Port Cards for you, We have researched hundreds of sellers and picked the top sellers for Computer Components, including Amazon Resale, Technology Galaxy, Tech for Less, KART IT, ComegaCity, Gott Electronics, Deal4Go, e-TekDepot, BestPartsCom, The Wozy Group, Anmbest And Ciciglow. The PCIE 2 Port Serial Expansion Card PCI Express t... are available for purchase right now, and The seller of #1 rank product has received honest feedback from 100 consumers with an average rating of 4.1.
We've helped a lot of satisfied users get the right Computers & Accessories product based on their needs, and save lots of time for them to pick Serial Port Cards to buy.
Maria D. Stephens loves to write about electronic devices she has used. She also does not mind spending her money on new electronics with hype to verify if the product is worth the hype or just marketing done right. She will be providing us reviews on electronics she has used.