Serial Port Cards
🔥 Top Serial Port Cards Deals for 2025 you shouldn’t miss!
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IO Crest 2 Port Parallel 1 Por Serial PCIe x1 Card, PCI Express to DB25 and DB9 with Low Bracket, Support SPP / PS2 / EPP/ECP Modes RS232 / RS485 / RS422 and Centronics Interface SI-PEX50103
-6% $21.23
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XIAOSHI PCIe Combo Serial Parallel Expansion Card PCI Express to Printer LPT Port DB25 2 Ports RS232 Com Port Adapter IEEE 1284 Controller Card WCH382 Chip for Desktop PC Windows 10
$14.90
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StarTech.com 4-Port PCI Serial Card with 16550 UART - PCI RS232 Serial Adapter Card (PCI4S550N)
-34% $40.19
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Ebid-Dealz Replacement for Micro MFF Serial Port Module Interface Dell Optiplex 3070 5070 7070 DKJHY 0DKJHY CN-0DKJHY
$16.00
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StarTech.com 1 Port Native PCI Express RS232 Serial Adapter Card with 16950 UART (PEX1S952)
$356.02
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IO Crest 8 Port Serial DB9 RS-232 PCI Controller Card RDC C6238 Chipset SI-PCI15068
$49.99
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PCI Serial Card PCI to COM Port DB9 RS232 Expansion Adapter, Practical Bridgeless Serial Port Expansion Card for PC Desktop Computer
-39% $6.19
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Ableconn PEX-SA134 4-Port eSATA III 6Gbps PCI Express Four Lanes Host Adapter Card - AHCI Port-Multiplier PCIe 2.0 x4 Controller Card
$130.99
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IO Crest 4 Serial Ports PCI-e Controller Card with Fan-Out Cable and Bundled with Low Profile Bracket SI-PEX15038
$35.99
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StarTech.com 2-Port Low Profile PCI Express RS232 Serial Adapter Card, PCIe to DB9, Windows/Linux, TAA - Replaced by PEX2S953LP
-35% $22.39
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ADVANTECH PCIE-1602C-AE 2-Port RS-232/422/485 PCIe Comm. Card w/Isolation, Interface Module.
$164.00
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Dual Port Serial Industrial DB9 COM RS232 PCIe X1 Card for Desktop PC with Low Bracket Moschip MCS9922 SD-PEX15022
$22.99
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axGear High Speed 2 Port RS-232 RS232 Serial Port COM to PCI-E PCI Express Card New
$11.59
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MOXA CP-104UL-DB9M 4-Port RS-232 Board, DB9 Male Cable Include,Universal PCI Bus,Low-Profile,230.4Kbps Male DB44,Embedded Surge Protection 16KV ESD
-60% $32.92
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Tripp Lite 2-Port DB9 (RS-232) Serial PCI Card with 16550 UART, Low Profile (PCI-D9-02-LP)
-68% $27.01
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StarTech.com 2S1P PCI Serial Parallel Combo Card with 16550 UART - IEEE 1284 Card - Serial Parallel PCI - PCI Serial Adapter (PCI2S1P)
-22% $30.05
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Syba SD-PEX50030 2 Port DB9 Serial and 1 Port DB25 Parallel PCIe x1 Controller Card Black
-2% $31.69
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StarTech.com 2-Port PCI RS232 Serial Adapter Card - PCI Serial Port Expansion Controller Card - PCI to Dual Serial DB9 Card - Standard (Installed) & Low Profile Brackets - Windows/Linux (PCI2S5502)
-1% $28.09
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X-MEDIA XM-PEX-2S PCI-E 2-Port Dual DB9 Serial / RS232 Port PCI Express (PCIe x1) Adapter Card - WCH382L Chipset - 16C550/16C552/16C554 and 16C750 UART
-10% $17.99
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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
$79.25
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SIIG Single Serial Port/RS-232 and Single Parallel Port PCIe Card Compatible with 16C550 UART (JJ-E20311-S1)
-1% $27.70
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Tripp Lite 2-Port DB9 (RS-232) Serial PCI Card with 16550 UART, Full Profile (PCI-D9-02)
-0% $19.32
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Global Caché WF2SL iTach WiFi to Serial Module - Connects RS232 Control Devices to a Wi-Fi Network
-0% $157.48
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StarTech.com 2S1P Native PCI Express Parallel Serial Combo Card with 16550 UART - PCIe 2x Serial 1x Parallel RS232 Adapter Card , TAA (PEX2S5531P)
-4% $26.49
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Manhattan Products 152082 Manhattan Serial PCI Express Card Quickly and Easily Adds Two DB9 Ports to PCI E
-23% $33.04
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BEYIMEI PCIE 4X to 6 SATA Expansion Card, 6Gbps SATA3.0 Controller Card with LED Monitor Indicator, 6 SATA Cables, SATA 15 PIN 1 to 4 Power Cable for Win10/8/7/ XP/Vista/Lnux-ASM1166
$40.99
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OP320-A 3.7 inch Text Display HMI Support S485/RS232 Communication Port With Cable For PLC
-2% $39.90
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HF2211 Serial Port Server, RS232 485 422 to and Amplifier Ethernet DTU Network Communication 5-3VDC
$47.29
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StarTech.com PCI Express Serial Card - 16 DB9 RS232 Ports - Low + Full Profile - Multiport Serial Adapter - PCIe Serial Card , TAA (PEX16S550LP)
-5% $348.38
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