Your Browsing History
- In Stock
- Sold by Newegg
- Make an Offer
- New
Any questions? Our AI mode will help you find out quickly.
Try me now

Quick View
SYBA PCI-Express 1-Port DB9 RS232 Serial Card with Low Profile Bracket - RoHS Model SD-PEX15021
- Type: PCI Express to Serial Port Card
- External Ports: 1 x Serial Port
- Operating Systems Supported: Windows 2000, XP 32/64-bit, Server 2003 32/64-bit, Vista 32/64-bit, Server 2008 32/64-bit
- Weight: 1
- Model #: SD-PEX15021
- $17.99 –
- Free Shipping

Quick View
TSC TE210 Thermal Transfer Desktop Label Printer (6 ips) (203 dpi) (4.25" Print Width) (Ethernet/RS-232 Serial/USB/USB Host)
- Model #: 99-065A300-00LF00
- $471.99 –
- More options from $299.10 - $471.99
- Free Shipping

Quick View
Black Box KVX Series KVM Extender Kit over Fiber - DVI-D, USB 2.0, Serial, Audio, Local Video KVXLCF-100-R2
- Type: DVI-D, USB 2.0, Serial, Audio, Local Video
- Part Number: KVXLCF-100-R2
- Model #: KVXLCF-100-R2
- $630.99 –
- More options from $630.99 - $844.00
- Free Shipping

Quick View
CyberPower PFC Sinewave CP1500PFCRM1U 1500VA Rack-mountable UPS - 1U Rack-mountable - AVR - 8 Hour Recharge - 1.60 Minute Stand-by - 120 V AC Input - 120 V AC Output - Sine Wave - Serial Port - USB -
$70 promotional gift card w/ purchase, limited offer
- Outlets: 6
- Battery Run Time: Runtime at Full Load: 1.6 min Runtime at Half Load: 10 min
- Battery Recharge Time: 8 Hours
- Input Voltage Range: 88 - 144V
- Model #: CP1500PFCRM1U
- $689.95 –
- More options from $586.46 - $994.30
- Free Shipping

Quick View
StarTech 6.6ft (2m) USB to Serial Adapter Cable, USB-A to DB9 RS232
- Brand: StarTech
- Model #:
- $44.99 –
- More options from $44.99 - $46.24
- Free Shipping

Quick View
SYBA SI-PEX15037 2 Serial DB9 RS-232 Ports PCI-e x1 Card with Low Profile Bracket WCH CH382
- Type: PCI Express to Serial Port Card
- External Ports: 2 x Serial Ports
- Operating Systems Supported: All Windows OS
- Weight: 0.35 lb.
- Model #: SI-PEX15037
- $13.99 –
- Free Shipping

Quick View
SYBA PCI-Express 2-Port DB9 RS232 Serial Card with Low Profile Bracket - RoHS Model SD-PEX15022
- Type: PCI Express to Serial Port Card
- External Ports: 2 x Serial Ports
- Operating Systems Supported: Supports Windows 2000, XP 32/64-bit, Server 2003 32/64-bit, Vista 32/64-bit, Server 2008 32/64-bit
- Weight: 0.35
- Model #: SD-PEX15022
- $30.99
- $16.99 –
- Save: $14.00 (45%)
- Free Shipping

Quick View
CyberPower PFC Sinewave CP700PFCRM1U 700VA Rack-mountable UPS - 1U Rack-mountable - AVR - 8 Hour Recharge - 1.50 Minute Stand-by - 120 V AC Input - 120 V AC Output - Sine Wave - Serial Port - USB
$50 promotional gift card w/ purchase, limited offer
- Outlets: 6
- Battery Run Time: Runtime at Full Load: 1.5 min Runtime at Half Load: 10.5 min
- Battery Recharge Time: 8 Hours
- Series: PFC Sinewave UPS Series
- Model #: CP700PFCRM1U
- $399.95 –
- More options from $339.96 - $584.00
- Free Shipping

Quick View
StarTech PEX16S550LP PCI Express Serial Card - 16 Port Low-Profile Serial Card - High-Speed PCIe Serial Adapter - Serial Controller DB9 RS232
- Type: PCI Express
- External Ports: 16 x DB-9 (9 pin, D-Sub) Male
- Internal Ports: 1 x SP4 (4 pin, Small Drive Power) Male
- Operating Systems Supported: Windows 7, 8, 8.1, 10 Windows Server 2003, 2008 R2, 2012, 2012 R2, 2016 Linux 2.6x to 4.2x LTS Versions only
- Model #: PEX16S550LP
- $421.99 –
- Free Shipping

Quick View
Bixolon SRP-275III 3" Impact Dot Receipt Printer, USB, Serial, Auto Cutter, Black - SRP-275IIICOSG
- Color: Black
- Printer Type: Desktop
- Memory: 64 Mbit SDRAM, 16 Mbit FlashROM
- Cutter: Auto-Cutter
- Model #: SRP-275IIICOSG
- $218.99 –
- More options from $215.21 - $222.59
- $2.99 Shipping

Quick View
StarTech.com PEX1S1P950 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
- Type: PCIe Card with Serial and Parallel Port
- External Ports: DB-25 (25 pin, D-Sub) DB-9 (9 pin, D-Sub)
- Standard: PCI Express x1
- Model #: PEX1S1P950
- $64.99
- $45.99 –
- Save: $19.00 (29%)
- More options from $45.99 - $63.64
- $7.02 Shipping

Quick View
StarTech.com PEX2S953LP 2 Port RS232 Serial Adapter Card with 16950 UART - PCI Express Serial Port Card - 921.4Kbps - Windows & Linux Compatible
- Type: PCI Express to Serial Port Card
- External Ports: 2 x DB-9 (9 pin, D-Sub) Male
- Internal Ports: 1 x LP4 (4 pin; Large Drive Power) Male Input 1 x PCI Express x1 Male
- Operating Systems Supported: Windows Server 2003, 2008 R2, 2012, 2012 R2, 2016 Linux 2.4.x to 2.6.x LTS Versions only
- Model #: PEX2S953LP
- $55.99
- $45.99 –
- Save: $10.00 (17%)
- More options from $45.99 - $59.04
- $7.05 Shipping

Quick View
2-Port PCIe Serial Expansion Card with Industrial DB9 RS232 COM Ports, 16C550 UART WCH382 Chip for Windows XP, Vista,7, 8.x, 10, 11 32/64bit and Linux PCs, Low Bracket Included
- Brand: HP
- Part Number: 749235272744
- Connectors: 1 x RJ45
- Interface: PCI
- Model #: 617593472331
- $55.99 –
- Free Shipping

Quick View
6FT FTDI Chip USB to RJ45 RS232 Rollover Console Cable, T232+ZT213 USB2.0 Serial Console Cord for Network Switch, Router & Wireless AP
Limited time offer, ends 08/31
- Model #: C24W- USB100
- $19.58 –
- Free Shipping

Quick View
CY USB 3.0 & Type-C to TF T-Flash Card & SD Card Reader Writer for Camera & Laptop & Tablet & Mate Serial Phone
- Model #: UC-061-SD_CY2_
- $10.99 –
- Free Shipping

Quick View
USB 3.0 to Nano Memory NM Card & SD Card Reader Writer for Camera & Laptop & Tablet & Mate Serial Phone
- Model #: U3-061-NM02_NG2
- $10.99 –
- Free Shipping

Quick View
Tripp Lite FTDI USB to Serial RS-232 Adapter Cable w/ COM Retention M/M 5ft (U209-005-COM)
- Type: USB-A to DB9
- Connector Type: USB A to USB C
- Connector Number: 2
- Connector Detail: RS232 to USB Adapter Cable with COM Retention (USB-A to DB9 M/M)
- Model #: U209-005-COM
- $31.08 –
- More options from $31.08 - $57.50
- Free Shipping

Quick View
RS232/485 to WiFi POE Ethernet Serial Server Converter, Modbus/MQTT Gateway, Support Serial to WIFI, Serial to Ethernet, Ethernet to WIFI, Serial to HTTPD Client etc. DC 6~36V/PoE Power Supply
Limited time offer, ends 08/15
- Model #: XMHH730-C6T1081
- $379.07 –
- Free Shipping

Quick View
StarTech PCIe to RS232 DB9 Serial Interface Card 11050PCSERIALCARD
- Model #: 11050PCSERIALCARD
- $72.99
- $59.99 –
- Save: $13.00 (17%)
- More options from $55.00 - $68.15
- Free Shipping

Quick View
Industrial Serial Device Server RS485 to Ethernet TCP/IP LAN Converter
Limited time offer, ends 08/15
- Model #: C75J*OYJ*G1*0717-234
- $30.96 –
- Free Shipping

Quick View
Industrial Serial Device Server RS485 to Ethernet TCP/IP LAN Converter
Limited time offer, ends 08/15
- Model #: C75J*OYJ*G1*0717-231
- $29.96 –
- Free Shipping

Quick View
RS232/485/422 to RJ45 Ethernet Converter, TCP/IP to Serial, Modbus Gateway Support, Industrial Isolated Rail-Mount RS232/485/422 Serial Server with POE Function, Multi Communication Modes
Limited time offer, ends 08/15
- Model #: XMHH730-C6T1063
- $309.95 –
- Free Shipping

Quick View
FOR RS232 to RS485 serial port Data Interface Adapter Converter 1.2KM 3 Bit
Limited time offer, ends 08/15
- Model #: B3EW.042349
- $15.87 –
- More options from $15.87 - $16.88
- Free Shipping

Quick View
GX420t Thermal Transfer Desktop Printer Print Width of 4 in USB Serial and Ethernet Port Connectivity GX42-102410-000 (GX42-102410-000)
- Model #: 102410-000
- $369.00 –
- Free Shipping

Quick View
USB to RS232 USB Serial Adapter with FTDI Chipset USB 2.0 to Male DB9 Serial Cable for Windows 11 10 8 7 Vista XP 2000 Linux and Mac OS(6ft)
Limited time offer, ends 08/15
- Model #: XM731-C7FT-046
- $26.68 –
- Free Shipping

Quick View
PCI Express 1 Serial 1 Parallel Combo Card, PCIe to DB9 RS232 COM + DB25 LPT Printer Port Expansion Card with Low Profile Bracket, Industrial Controller Card for Desktop PC
Limited time offer, ends 08/15
- Model #: LHXJU016-C731-348
- $51.99 –
- Free Shipping

Quick View
35KG Intelligent Serial Bus Servo 270° High Torque Serial Port Motor Dual-axis Servo for Robot Gimbal Robotic Arm with Steering Gear Debugging Board (35KG Bus servo*1-debug Board)
Limited time offer, ends 08/15
- Model #: WLC78S.0803.Pallet0797
- $51.98 –
- Free Shipping

Quick View
PCI Express 4-Port Serial COM Expansion Card, PCIe to DB9 RS232 Serial Adapter Card with Low Profile Bracket, Industrial 9-pin Port COM Controller Card for Desktop PC
Limited time offer, ends 08/15
- Model #: LHXJU016-C731-345
- $57.99 –
- Free Shipping

Quick View
CableMax 4 port Serial RS-232 and 1 LPT port I/O PCI-Express 1x Card
- Type: PCI Express to Serial Port Card
- External Ports: 4 x Serial Ports
- Model #: CM-4S1PRS232
- $21.99 –
- $3.99 Shipping

Quick View
PCIe Combo Serial Parallel Expansion Card PCI Express to Printer LPT Port RS232 Com Port Adapter IEEE 1284 Controller Card WCH382 Chip for Desktop PC Windows 10 with Low Bracket
Limited time offer, ends 08/16
- Type: Controller Card
- External USB Ports: 2 Port
- Model #: SC0003
- $41.99 –
- Free Shipping

Quick View
StarTech.com PEX1S953LP 1 Port RS232 Serial Adapter Card with 16950 UART - PCI Express Serial Port Card - 921.4Kbps - Windows & Linux Compatible
- Type: PCI Express to Serial Port Card
- External Ports: 1 x DB-9 (9 pin, D-Sub) Male
- Internal Ports: 1 x LP4 (4 pin; Large Drive Power) Male Input 1 x PCI Express x1 Male
- Operating Systems Supported: Windows Server 2003, 2008 R2, 2012, 2012 R2, 2016 Linux 2.4.x to 2.6.x LTS Versions only
- Model #: PEX1S953LP
- $59.99 –
- More options from $55.00 - $59.99
- Free Shipping

Quick View
PC|-E serial card, PCle to RS232 COM interface, industrial control 4-port expansion card, AX9910
Limited time offer, ends 08/15
- Model #: C075.311
- $60.88 –
- More options from $60.88 - $62.88
- Free Shipping

Quick View
RS232/485 to WiFi Ethernet Serial Server Converter, Modbus Gateway, MQTT Gateway, Support Serial to WIFI, Serial to Ethernet, Ethernet to WIFI, Serial to HTTPD Client etc. DC 6~36V Power Supply
Limited time offer, ends 08/15
- Model #: XMHH730-C6T1082
- $335.87 –
- Free Shipping

Quick View
CY Type-C USB-C Male To TTL Converter UART STC Module Serial Programmer CH340G CH340 3.3V 5V Adapter Replace PL-2303
- Model #: U2-079-CM_CY2_
- $7.99 –
- Free Shipping

Quick View
USR-W630S RS232 RS485 Serial to Wi fi and Ethernet Converter Dual-Band Dual Ethernet Port Wi Fi5 Serial Server Qualcomm Version (Full Kit)
- Model #: PEGLB0FS6YG41T
- $173.19 –
- More options from $173.19
- Free Shipping
