Great prices on RS232, RS422, RS485 fiber optics, modems, line drivers, and interface converters


Our Fiber Optic products include a wide array of models that improve data transmission through the advanced characteristics of fiber optic cable such as low attenuation and immunity to noise, interference, power surges and ground loops. Everything from basic fiber optic cables, to transceivers, multiplexers, converters, and line drivers are covered within this family. We offer a product line that ranges from 10Base-T to Fiber Converters, to RS-232 and RS-422 to Fiber Optic Line Drivers, to T1/E1 Fiber Optic Line Drivers. Features include RS-485 to Multimode, single mode to multimode as well as card mounted and DIN rail mounted units.

Short Haul Modems/Line Drivers


Model 271 RS-232 Fiber Optic Auto Powered Line Driver

Model 9271

RS-232 Fiber Optic Auto Powered Line Driver - DB9 connector 
Model 8277 RS-232, RS-422, or RS-485 to Fiber Optic Line Driver DIN Rail Mounted
Interface Converters


Model 272A RS-422 to Fiber Optic Converter
Model 276A RS-485 to Fiber Optic Converter, 2 wire
Model 279 Single Mode to Multimode Converter, DC to 2.5 MBPS



Telebyte is your world-wide source for Interface Converters, Short Haul Modems, Fiber Optic Products, Media Converters, Isolation Products,
DIN Rail Mountable Products, T1/E1 Products, Lightning/Surge Protectors, Multiplexers, Protocol Analyzers,
Local Loop Simulators and more. 2022 Telebyte, Inc. All rights reserved.