Skip to main content
  • In Stock
  • Sold by Newegg
  • Make an Offer
  • New
Department
Show More
Brands
Show More
Price
Show More
Sold by
All Top Brands
Availability
Condition
Discount
Useful Links
Customer Ratings
avatar

Any questions? Our AI beta will help you find out quickly.

Sort By:
View:
Passive RS232 to RS485 Serial Converter, Port-Powered Bidirectional Communication Adapter with Surge Protection
Quick View
  •  
  • $28.29 
  • Free Shipping
Direct from AJMRTC Direct from AJMRTC
USB to RS232 232 RS485 485 RS422 422 TTL(3V3/5V) Serial Adapter Converter 4 in 1
Quick View
  •  
  • $150.99 
  • Free Shipping
USB to RS232 232 RS485 485 RS422 422 TTL(3V3/5V) Serial Adapter Converter 4 in 1
Quick View
  •  
  • $150.99 
  • Free Shipping
For RS-232 RS232 Serial to RS485/RS422 485/422 Converter Compatible EIA/TIA RS232C Standard and RS485/RS422 Standard
Quick View
  •  
  • $13.99 
  • Free Shipping
FOR RS232 to RS485 serial port Data Interface Adapter Converter 1.2KM 3 Bit
Quick View
FOR RS232 to RS485 serial port Data Interface Adapter Converter 1.2KM 3 Bit

Limited time offer, ends 07/25

  • Model #: C7FW-0625689
  •  
  • $15.67 
  • Free Shipping
2 Port RS-232 Serial to USB Adapter Cable, FTDI Chipset, 5ft Length, ESD Protection, Windows/macOS/Linux Compatible
Quick View
2 Port RS-232 Serial to USB Adapter Cable, FTDI Chipset, 5ft Length, ESD Protection, Windows/macOS/Linux Compatible
  • Brand: Gearmo
  • Part Number: USA-FTDI2X
  • Color: Black
  • Dimensions: 4.191 in x 13.589 in x 18.1102 in
  • Model #: 701949729599
  •  
  • $65.99 
  • Free Shipping
USB 2.0 to Serial (9 Pin) DB-9 RS 232 Serial Cable for Serial Control Through Computers | Compatible with Windows and Mac | 3 feet Long (USB-to-DB9)
Quick View
  •  
  • $25.99 
  • Free Shipping
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)
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)
  • Brand: OIKWAN
  • Type: Serial
  • Color: usb to db9 6ft black
  • Connector Detail: USB Type A
  • Model #: 803197293416
  •  
  • $26.96 
  • Free Shipping
USB to RS232 Female Serial Port Computer Cable, Cable Length: 1.5m
Quick View
  •  
  • $11.42 
  • Free Shipping
Direct from eForChina Direct from eForChina
3.3 Feet USB to RS232 Serial Cable with Prolific PL2303 Chip, DB9 Adapter for Windows 11,10, 8.1, 8,7, Linux, Mac OS, 1M /Black
Quick View
3.3 Feet USB to RS232 Serial Cable with Prolific PL2303 Chip, DB9 Adapter for Windows 11,10, 8.1, 8,7, Linux, Mac OS, 1M /Black

Limited time offer, ends 08/20

  • Brand: Vszerda
  • Color: 3.3ft/1-pack
  • Conductor: pvc
  • Model #: CD0477
  •  
  • $18.29 
  • Free Shipping
RS232 DB9 Female to USB 2.0 A Female Serial Cable Adapter Converter 8" Inch 25cm
Quick View
  •  
  • $7.99 
  • Free Shipping
DTech DB9 RS232 Serial Cable Female to Female Null Modem Cord Full Handshaking 7 Wire Crossover for Data Communication (1.5 Feet, Black)
Quick View
  •  
  • $16.88 
  • Free Shipping
Direct from ZFBASCENTGO Direct from ZFBASCENTGO
15ft COM Port Serial Cable Male to Female RS232 Extension 9 Pin Straight Through Cord
Quick View
  •  
  • $39.98 
  • Free Shipping
Direct from BUCIER Direct from BUCIER
Serial RS232 9-Pin Male To Female DB9 9-Pin PC Converter Extension Cable
Quick View
Serial RS232 9-Pin Male To Female DB9 9-Pin PC Converter Extension Cable
  • Type: Cable Kit
  • Type: DB9 RS232 MALE TO FEMALE EXTENSION CABLE
  • Color: Gray
  • Connector Number: 2
  • Model #: NTRADB9RS232-1C
  •  
  • $11.99 
  • Free Shipping
  • $6.99 - $11.99
DTech 5 Feet RS232 Serial Cable Female to Female 9 Pin Straight Through (Black, 1.5 Meter)
Quick View
  •  
  • $18.79 
  • Free Shipping
DTech 1.5ft DB9 Serial Cable COM Port Male to Male RS232 Straight Through 9 Pin Data Cord (0.5 Meter, Black)
Quick View
  •  
  • $16.66 
  • Free Shipping
Direct from ZFBASCENTGO Direct from ZFBASCENTGO
DTech DB9 RS232 Serial Cable Female to Female Null Modem Cord Cross TX/RX line for Data Communication (6 Feet, Black)
Quick View
  •  
  • $18.88 
  • Free Shipping
Direct from ZFBASCENTGO Direct from ZFBASCENTGO
DTech DB9 RS232 Serial Cable Female to Female Null Modem Cord Cross TX RX line for Data Communication (10 Feet, Black)
Quick View
  •  
  • $19.99 
  • Free Shipping
Direct from ZFBASCENTGO Direct from ZFBASCENTGO