# Exfo OTDRs

## Products in this collection

- [FTB-1 Exfo OTDR Used](https://valuetronics.com/products/ftb-1-exfo-otdr-used) - 0.0 USD
- [EXFO FTB-400 Universal Test System Mainframe (Pre-Owned)](https://valuetronics.com/products/ftb-400-exfo-otdr-used) - 0.0 USD

---

> Source: [ValueTronics](https://valuetronics.com/collections/manufacturers-exfo-other-equipment-otdr)
> Updated: 2026-06-03