FN-TRAN-LX: Fortinet 1000BASE-LX SFP Optical Transceiver Module
Also listed as: SP-FG-LX, FG-TRAN-LX
The Fortinet FN-TRAN-LX is a 1000BASE-LX SFP optical transceiver providing Gigabit Ethernet transmission up to 10 kilometers over single mode optical fibre for branch gateways.
Specifications
| Part number | FN-TRAN-LX |
|---|---|
| Brand | Fortinet |
| Type | Transceivers |
| Other numbers | SP-FG-LX, FG-TRAN-LX |
| Status | current |
| Form factor | SFP |
| Speed | 1GbE |
| Wavelength nm | 1,310 |
| Connector | LC duplex |
| Cable type | Single Mode Fibre |
| Max distance m | 10,000 |
About the FN-TRAN-LX
The Fortinet FN-TRAN-LX transceiver delivers reliable Gigabit Ethernet connectivity over intermediate campus distances and metropolitan optical loops. Operating at 1310 nanometers on single mode fibre, it provides low latency optical transport up to 10 kilometers for connecting distributed enterprise facilities and branch offices.
Compatibility
Compatible with Fortinet FortiGate 60F, 70F, 80F, 100E, 100F, 200E, 200F, and mid-range enterprise models. It operates seamlessly in standard SFP slots and multi-speed SFP+ ports with full configuration support and digital diagnostic reporting in FortiOS.
How to identify a genuine unit
Packaged in an SFP metal enclosure with a blue optical latch bail signifying 1310nm single mode laser optics. The product label carries Fortinet branding, model designation FN-TRAN-LX, serial tracking barcode, and international regulatory safety marks.
Buying used
Inspect optical ferrule surfaces for cleanliness and verify mechanical integrity of the bail latch. Seat the transceiver into a test firewall to confirm link negotiation at 1000Mbps and review system messages to ensure genuine optics recognition without hardware warnings.
Fits these models
- Fortinet FortiGate 1000D
- Fortinet FortiGate 100D
- Fortinet FortiGate 100E
- Fortinet FortiGate 100F
- Fortinet FortiGate 1100E
- Fortinet FortiGate 1200D
- Fortinet FortiGate 1500D
- Fortinet FortiGate 2000E
- Fortinet FortiGate 200D
- Fortinet FortiGate 200E
- Fortinet FortiGate 200F
- Fortinet FortiGate 2200E
- Fortinet FortiGate 2500E
- Fortinet FortiGate 300D
- Fortinet FortiGate 300E
- Fortinet FortiGate 30E
- Fortinet FortiGate 400D
- Fortinet FortiGate 400E
- Fortinet FortiGate 400F
- Fortinet FortiGate 40F
- Fortinet FortiGate 500D
- Fortinet FortiGate 500E
- Fortinet FortiGate 50E
- Fortinet FortiGate 600D
- Fortinet FortiGate 600E
- Fortinet FortiGate 600F
- Fortinet FortiGate 60D
- Fortinet FortiGate 60E
- Fortinet FortiGate 60F
- Fortinet FortiGate 70F
- Fortinet FortiGate 80E
- Fortinet FortiGate 80F
- Fortinet FortiGate 900D
- Fortinet FortiGate 90E
Check compatibility with Fortinet
Before you buy, confirm the exact configuration against the vendor's own lists: firmware levels, operating systems, adapters and optics that Fortinet has tested with the Fortinet FN-TRAN-LX.
- Specifications Fortinet Document Library (hardware guides and transceiver support)
- Support Fortinet Support
FAQ
What is the maximum optical link distance?
It supports links up to 10 kilometers over standard single mode optical fibre.
Can it operate over multimode cabling?
Yes, it can reach up to 550 meters over multimode fibre using a mode conditioning patch cord.
Buying or selling FN-TRAN-LX?
New, refurbished or used. Tell us the quantity and condition and we connect you with a vetted reseller in your region, usually within one working day.
Sources
- Fortinet Optical Transceivers Data Sheet, checked 2026-10-27