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
For new Plc programming cable LOGO!PC-CABLE rs232 serial port 3m
- Model #: zqzq-1045
- $31.52 –
- Free Shipping

Quick View
DB9 Serial Cable for Hirschmann Managed Switch, RS232 Serial to RJ11, V.24 Management Configuration
Limited time offer, ends 08/30
- Model #: C6WV-0803-OYJ-305
- $23.98 –
- Free Shipping

Quick View
DB9 Serial Cable for Hirschmann Managed Switch, RS232 Serial to RJ11, V.24 Management Configuration
Limited time offer, ends 08/30
- Model #: C6WV-0805-OYJ-51
- $23.98 –
- Free Shipping

Quick View
4 Serial Port RS232/RS485/RS422 to Ethernet Converter
Limited time offer, ends 08/29
- Model #: C7FK-OYS-2026.7.28-688
- $163.67 –
- Free Shipping

Quick View
diewu 8 Ports RS232 RS485 RS422 to Ethernet TCP/IP Converter Multiple Serial Device Server Switch Modbus Gateway
Limited time offer, ends 08/29
- Model #: C7FK-OYS-2026.7.28-679
- $190.80 –
- Free Shipping

Quick View
Vszerda M.2 B+M Key 2-Port RS232 DB9 Serial Expansion Card, PCIe NGFF Serial Controller Card
- Model #: VSR49G8S00
- $82.35 –
- Free Shipping

Quick View
WISDUM IO CREST 8 Port Serial DB9 RS-232 PCI Controller Card RDC C6238 Chipset SI-PCI15068
- Model #: C2AG-0127-C139
- $80.70 –
- More options from $80.70
- Free Shipping

Quick View
- $19.81 –
- Free Shipping

Quick View
JAENFONG DB37 37 Pin Gender Changer D-SUB 37Pin Female to Femake Coupler Serial Cable Gender Changer VGA Adapter Connector-2PCS (Female)
Limited time offer, ends 08/31
- Model #: bx-1540
- $25.71 –
- Free Shipping

Quick View
JAENFONG DB37 37 Pin Gender Changer D-SUB 37Pin Male to Male Coupler Serial Cable Gender Changer VGA Adapter Connector-2PCS (Male)
Limited time offer, ends 08/31
- Model #: bx-1552
- $24.92 –
- Free Shipping

Quick View
3.3V 5V TTL Turn To RS485 Module Serial UART Level Mutual Conversion Power Supply Module
Limited time offer, ends 09/14
- Model #: LXS-MK-0349
- $13.89 –
- Free Shipping

Quick View
FTDI Chip Isolated USB to TTL/RS232/RS485 3 IN 1 Serial Port Adapter Industrial-grade TTL RS-232 RS-485 Isolation
- Model #: zcw0073
- $41.20 –
- Free Shipping

Quick View
High quanlity 7PIN SATA 3.0 data male to male Port adapter straight angle 7P Serial ATA III 6Gbps Jack Connector Coupler
- Model #: OUG-805
- $17.71 –
- Free Shipping

Quick View
Micro SD Card Adapter TF Card Reader for Gamecube Serial Port 2 (SD2SP2 Pro)
Limited time offer, ends 08/31
- Model #: XX-1556
- $25.42 –
- Free Shipping

Quick View
PCIe to 1-Port Parallel + 2-Port RS232 Serial Card AX99100 Chipset, 25Mbps, Pin 9 Power (5V/12V), IEEE1284
Limited time offer, ends 08/23
- Model #: C5JS-C0326-35
- $65.45 –
- Free Shipping

Quick View
RS-232 RS232 to RS-485 RS485 Interface Serial Adapter Converter NEW Passive Two Way Converter for Master Single-chip Computer
Limited time offer, ends 08/31
- Model #: uu-2508
- $22.75 –
- Free Shipping

Quick View
FT232RL USB To TTL Module 3.3V 5.5V USB Transfer To TTL Serial Port Module USB To TTL Serial Converter Module(Red Type C)
- Model #: VFR-475
- $24.93 –
- Free Shipping

Quick View
1 PCS CP2102 Round of TTL USB Module of USB Serial UART On STC Downloader Micro Interface Board New
- Model #: 2604ADD8D139
- $15.59 –
- $5.99 Shipping

Quick View
PCI to 1x Serial Port + 1x Parallel Port PCI Single Port DB9+DB25 RS232 COM Expansion Card Riser Card Adapter Chip ASIX/AX9865
Limited time offer, ends 08/31
- Model #: uu-2555
- $47.75 –
- Free Shipping

Quick View
PL2303 USB to TTL Serial Module Upgrade Programmer Download Board New
- Model #: 2604ADD8D194
- $15.59 –
- $5.99 Shipping

Quick View
5PCS/LOT TTL turn RS485 module 485 to serial UART level mutual conversion hardware automatic flow control
- Model #: zcw2022
- $18.90 –
- Free Shipping

Quick View
for SC-11 PLC Programming Cable FX Series Download Data Cable RS232 Serial Cable White Length: 10 Meters
- Model #: 2604ADD8D1168
- $45.48 –
- $5.99 Shipping

Quick View
- $20.69 –
- Free Shipping

Quick View
JAENFONG Upgraded Tiny USR-TCP232-T2 Serial Module Tiny Serial Ethernet Converter Module UART TTL to Ethernet TCPIP Module Support DHCP and DNS
- Model #: MJU-1438
- $26.98 –
- Free Shipping

Quick View
DB44 pin to DB9 pin cable 4 Port DB9 RS-422 serial adapter cables for PCI card to 4 x RS422/485 cards
- Model #: zqzq-1388
- $28.81 –
- Free Shipping

Quick View
FOR 1-port USB to RS-232 Serial Converter with ESD protection Converter Adapter Cable Chipset usb to com db9
- Model #: zcw4484
- $25.80 –
- Free Shipping

Quick View
JAENFONG Upgraded Tiny USR-TCP232-T2 Serial Module Tiny Serial Ethernet Converter Module UART TTL to Ethernet TCPIP Module Support DHCP and DNS
- Model #: MJU-1500
- $40.94 –
- Free Shipping

Quick View
USB 10-Channel 12-Bit AD Data Acquisition Module STM32 UART Communication USB to Serial Chip CH340 ADC Module
- Model #: OUG-622
- $17.81 –
- Free Shipping

Quick View
JAENFONG USR-TCP232-306 Serial Port RS232/RS485/RS422 to TCP Converter with DHCP and Built-in Webpage with 5V 3A Power Supply (1PCS)
- Model #: MJU-1162
- $46.99 –
- Free Shipping

Quick View
USB 2.0 to TTL UART 6PIN Module Serial Converter CP2104 PRGMR Replace CP2102 With Cables
- Model #: zcw1983
- $17.99 –
- Free Shipping

Quick View
PCI Express PCI-E 4 Port Serial RS-232 COM DB9 Card Adapter Converter
- Model #: C2AG-0116-C3
- $50.64 –
- More options from $50.64
- Free Shipping

Quick View
Mini PCI-Express to 4 Port RS232 DB9 Pin Serial Card Chipset for MosChip MCS9904
- Model #: C2AG-0116-C47
- $60.94 –
- More options from $60.94
- Free Shipping

Quick View
PCI to 2 Serial Port RS232 RS-232 DB9 COM Expansion Card Riser Card Adapter Converter Chipset TXIC/TX382A for Desktop Computer
Limited time offer, ends 08/31
- Model #: uu-2557
- $41.08 –
- Free Shipping

Quick View
DB9 Male to 2 Female Serial Rs232 Splitter Cable Rs232 Male to 2 Female 2 in One Cable for Cash Register Displays - Black
- Model #: 000000057938
- $12.69 –
- More options from $12.69 - $22.20
- Free Shipping

