Safe checkout
Secure payments
Fast dispatch
1–2 day handling
Free shipping
U.S. ground
Warranty & RMA
Support after delivery
Nortel NTK591QF 1000Base-CWDM S-M Fiber 120km LC SFP Transceiver
- 1000Base-CWDM standard
- SFP form factor
- Single-Mode Fiber (SMF) support
- Up to 120km transmission distance
- LC duplex connector
- Hot-pluggable module
NTK591QF isn't on our shelf today — we source it to order. Request a quote and we'll confirm price and lead time within one business day.
Key specifications
See full specs ↓- Standard
- 1000Base-CWDM
- Form Factor
- SFP
- Reach
- 120 km
- Fiber Type
- Single-Mode Fiber (SMF)
- Connector Type
- LC Duplex
- Data Rate
- 1 Gb/s
Product details
The Nortel NTK591QF is a 1000Base-CWDM SFP transceiver designed for single-mode fiber applications up to 120km. It features an LC connector and is built for robust, long-distance network connectivity. This transceiver is part of Nortel's optical networking solutions.
Technical Information
| Standard | 1000Base-CWDM |
| Form Factor | SFP |
| Reach | 120 km |
Additional Specifications
| Fiber Type | Single-Mode Fiber (SMF) |
| Connector Type | LC Duplex |
| Data Rate | 1 Gb/s |
Description
The Nortel NTK591QF SFP transceiver is specifically designed for Carrier Wavelength Division Multiplexing (CWDM) applications, enabling high-capacity data transmission over long distances. The 1 Gb/s data rate is suitable for Gigabit Ethernet links, and the extended 120km reach makes it ideal for backbone networks, metro area networks, and inter-building connections. CWDM technology allows for multiple wavelengths to be transmitted over a single fiber strand, increasing network capacity without requiring expensive cooled lasers. The SFP form factor ensures compatibility with a wide range of Nortel and third-party networking equipment that supports SFP modules. The LC duplex connector provides a secure and standard interface for fiber optic cabling. This transceiver represents a reliable solution for extending network reach and capacity. Its robust design and adherence to industry standards ensure dependable performance in demanding network environments. Nortel, now part of Avaya, was a significant player in telecommunications infrastructure, and this module reflects their expertise in optical networking.
Condition: Refurbished
Free U.S. ground shipping
Typically 1–2 days handling, 3–7 days in transit.
Purchase orders accepted
Government, enterprise, data center and small business.
Buying 10+ units?
Get volume pricing and availability for NTK591QF.
