Industrial RS-422/485 converters/repeaters

The TCC-120 is a RS485 repeater, designed to extend RS-422/485 transmission distance. Both products have a superior industrial-grade design that in

cludes DIN-rail mounting, terminal block wiring, and external terminal block for power. In addition, the TCC-120I supports optical isolation for system protection. The TCC-120 RS485 repeater is ideal RS-422/485 converters/repeaters for critical industrial environments.


Manual (1)
Name Action
TCC-120/120I Series Datasheet
Name Action
TCC-120/120I Series Quick Installation Guide
  • Features
  • Ordering info
  • DIP switch setting for built-in terminator (120 ohm)
  • Boost RS-422 or RS-485 signal, or convert RS-422 to RS-485
  • 2 kV isolation protection (TCC-120I)
  • Boost serial signal to extend transmission distance
  • Wall- or DIN-rail mounting
  • Terminal block for easy wiring
  • Power input from terminal block
Available Models
Model No. Description
TCC-120 RS-422/485 converter/repeater
TCC-120I RS-422/485 converter/repeater with Optical Isolation
Optional Accessories
Model No. Description
DK35A DIN-Rail Mounting Kit (35 mm)
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