The best fibre media converters for RS-485, RS-232, and RS-422
Our fibre converters connect RS-485, RS-232, or RS-422 devices to fibre optic cables up to 20km long, and provide optimal isolation, surge, and noise protection. These converters are robustly designed with small footprint, DIN rail mount, various built options, excellent warranty (up to 3 years), and wide DC supply range to ensure the best solution for your engineer project.
![RS-485 to Fiber Optic Converter (Single Mode) [rdc485fh-gv-s-x-t-x-c]](https://www.bostontech.net/wp-content/uploads/2020/07/prd485fh-400x609-2-247x247.png 247w, https://www.bostontech.net/wp-content/uploads/2020/07/prd485fh-400x609-2-100x100.png 100w, https://www.bostontech.net/wp-content/uploads/2020/07/prd485fh-400x609-2-300x300.png 300w, https://www.bostontech.net/wp-content/uploads/2020/07/prd485fh-400x609-2-150x150.png 150w, https://www.bostontech.net/wp-content/uploads/2020/07/prd485fh-400x609-2.png 399w)
Fiber Media Converters
RS-485 to Fiber Optic Converter (Single Mode) [rdc485fh-gv-s-x-t-x-c]
Fiber Media Converters
![Single-mode to Multi-mode Fiber Optic Converter [rdcFOms]](https://www.bostontech.net/wp-content/uploads/2020/10/prdFoms-400x609-1-247x247.png 247w, https://www.bostontech.net/wp-content/uploads/2020/10/prdFoms-400x609-1-100x100.png 100w, https://www.bostontech.net/wp-content/uploads/2020/10/prdFoms-400x609-1-300x300.png 300w, https://www.bostontech.net/wp-content/uploads/2020/10/prdFoms-400x609-1-150x150.png 150w, https://www.bostontech.net/wp-content/uploads/2020/10/prdFoms-400x609-1.png 399w)
Fiber Media Converters
![RS-485 to Fiber Optic Converter (Single Mode) [rdc485fos]](https://www.bostontech.net/wp-content/uploads/2020/10/prd485fos-400x609-1-247x247.png 247w, https://www.bostontech.net/wp-content/uploads/2020/10/prd485fos-400x609-1-100x100.png 100w, https://www.bostontech.net/wp-content/uploads/2020/10/prd485fos-400x609-1-300x300.png 300w, https://www.bostontech.net/wp-content/uploads/2020/10/prd485fos-400x609-1-150x150.png 150w, https://www.bostontech.net/wp-content/uploads/2020/10/prd485fos-400x609-1.png 399w)
Fiber Media Converters
![RS-485 to Fiber Optic Converter (Multi-mode) [rdc485fo]](https://www.bostontech.net/wp-content/uploads/2020/10/index1-247x247.png 247w, https://www.bostontech.net/wp-content/uploads/2020/10/index1-100x100.png 100w, https://www.bostontech.net/wp-content/uploads/2020/10/index1-300x300.png 300w, https://www.bostontech.net/wp-content/uploads/2020/10/index1-150x150.png 150w, https://www.bostontech.net/wp-content/uploads/2020/10/index1.png 399w)
Fiber Media Converters
![RS-232 to Fiber Optic Converter (Single Mode) [rdc232fos]](https://www.bostontech.net/wp-content/uploads/2020/10/prd232fos-400x609-1-247x247.png 247w, https://www.bostontech.net/wp-content/uploads/2020/10/prd232fos-400x609-1-100x100.png 100w, https://www.bostontech.net/wp-content/uploads/2020/10/prd232fos-400x609-1-300x300.png 300w, https://www.bostontech.net/wp-content/uploads/2020/10/prd232fos-400x609-1-150x150.png 150w, https://www.bostontech.net/wp-content/uploads/2020/10/prd232fos-400x609-1.png 399w)
Fiber Media Converters
![RS-232 to Fiber Optic Converter (Multi-mode) [rdc232fo]](https://www.bostontech.net/wp-content/uploads/2020/10/prd232fo-400x609-1-247x247.png 247w, https://www.bostontech.net/wp-content/uploads/2020/10/prd232fo-400x609-1-100x100.png 100w, https://www.bostontech.net/wp-content/uploads/2020/10/prd232fo-400x609-1-300x300.png 300w, https://www.bostontech.net/wp-content/uploads/2020/10/prd232fo-400x609-1-150x150.png 150w, https://www.bostontech.net/wp-content/uploads/2020/10/prd232fo-400x609-1.png 399w)
Fiber Media Converters
![Single/Dual Port Fiber Optic Converter with Digital I/O [rdcFoms-DIO-gv-2p-st]](https://www.bostontech.net/wp-content/uploads/2020/10/prdFoms-DIO-400x609-1-247x247.png 247w, https://www.bostontech.net/wp-content/uploads/2020/10/prdFoms-DIO-400x609-1-100x100.png 100w, https://www.bostontech.net/wp-content/uploads/2020/10/prdFoms-DIO-400x609-1-300x300.png 300w, https://www.bostontech.net/wp-content/uploads/2020/10/prdFoms-DIO-400x609-1-150x150.png 150w, https://www.bostontech.net/wp-content/uploads/2020/10/prdFoms-DIO-400x609-1.png 399w)
Fiber Media Converters
Single/Dual Port Fiber Optic Converter with Digital I/O [rdcFoms-DIO-gv-2p-st]
![RS-232 / RS-485 / RS-422 to Fiber Optic Converter [rdcFOu]](https://www.bostontech.net/wp-content/uploads/2020/10/prdFou400x609-247x247.png 247w, https://www.bostontech.net/wp-content/uploads/2020/10/prdFou400x609-100x100.png 100w, https://www.bostontech.net/wp-content/uploads/2020/10/prdFou400x609-300x300.png 300w, https://www.bostontech.net/wp-content/uploads/2020/10/prdFou400x609-150x150.png 150w, https://www.bostontech.net/wp-content/uploads/2020/10/prdFou400x609.png 400w)
Fiber Media Converters
Fiber Media Converters
![Multimode to Singlemode Fiber Optic Converter [rdcMSFO]](https://www.bostontech.net/wp-content/uploads/2020/10/prdMSFO-400x609-2-247x247.png 247w, https://www.bostontech.net/wp-content/uploads/2020/10/prdMSFO-400x609-2-100x100.png 100w, https://www.bostontech.net/wp-content/uploads/2020/10/prdMSFO-400x609-2-300x300.png 300w, https://www.bostontech.net/wp-content/uploads/2020/10/prdMSFO-400x609-2-150x150.png 150w, https://www.bostontech.net/wp-content/uploads/2020/10/prdMSFO-400x609-2.png 399w)
Fiber Media Converters
![Multimode to Multimode Fiber Optic Repeater / Extender [rdcMMFO]](https://www.bostontech.net/wp-content/uploads/2020/10/prdMMFO-400x609-1-247x247.png 247w, https://www.bostontech.net/wp-content/uploads/2020/10/prdMMFO-400x609-1-100x100.png 100w, https://www.bostontech.net/wp-content/uploads/2020/10/prdMMFO-400x609-1-300x300.png 300w, https://www.bostontech.net/wp-content/uploads/2020/10/prdMMFO-400x609-1-150x150.png 150w, https://www.bostontech.net/wp-content/uploads/2020/10/prdMMFO-400x609-1.png 399w)
Fiber Media Converters
Multimode to Multimode Fiber Optic Repeater / Extender [rdcMMFO]
Fiber Media Converters
Fiber Media Converters
![RS-232 to Multimode Fiber Optic Converter [rdc232MFO]](https://www.bostontech.net/wp-content/uploads/2020/10/prd232MFO-400x609-1-247x247.png 247w, https://www.bostontech.net/wp-content/uploads/2020/10/prd232MFO-400x609-1-100x100.png 100w, https://www.bostontech.net/wp-content/uploads/2020/10/prd232MFO-400x609-1-300x300.png 300w, https://www.bostontech.net/wp-content/uploads/2020/10/prd232MFO-400x609-1-150x150.png 150w, https://www.bostontech.net/wp-content/uploads/2020/10/prd232MFO-400x609-1.png 399w)
Fiber Media Converters