1G SFP GLC-EX-SM1550-40 40km 1550nm Duplex LC/UPC Module, Cisco
The 1G SFP GLC-EX-SM1550-40 40km 1550nm Duplex LC/UPC Module, Cisco is a hot-pluggable SFP transceiver rated at 1.25Gbps. Using a Duplex LC optical interface over SMF at 1550nm, it covers transmission distances up to 40km. Compliance with SFF-8472 MSA Compliant, IEEE 802.3ah-2004, together with integrated diagnostic monitoring, makes it a dependable choice for enterprise access, campus, telecom edge and industrial network environments.
Product Highlights
- SFP form factor, 1.25Gbps data rate
- Wavelength: 1550nm
- Connector: Duplex LC
- Reach: up to 40km
- Fiber media: SMF
- Operating temperature: 0 to 70°C (32 to 158°F)
Specifications
| Cisco Compatible | GLC-EX-SM1550-40 |
|---|---|
| Manufacturer | HT |
| Form Factor | SFP |
| Max. Data Rate | 1.25Gbps |
| Wavelength | 1550nm |
| Max. Cable Distance | 40km |
| Connector | Duplex LC |
| Optical Components | DFB 1550nm |
| Media | SMF |
| DOM Support | Yes |
| TX Power | -5~0dBm |
| Receiver Sensitivity | < -24dBm |
| Commercial Temperature Range | 0 to 70°C (32 to 158°F) |
| Protocols | SFF-8472 MSA Compliant, IEEE 802.3ah-2004 |
Applications
Built for enterprise access, campus, telecom edge and industrial network environments, this SFP module carries 1.25Gbps over SMF up to 40km per link. With its Duplex LC optical interface, the module works directly with the SMF infrastructure already installed in most facilities. For networks standardized on Cisco hardware, it is a drop-in equivalent of the GLC-EX-SM1550-40.
Standards and Compatibility
On the compatibility side, this unit is the practical equivalent of the Cisco part GLC-EX-SM1550-40 and works in Cisco systems out of the box. Standards compliance covers SFF-8472 MSA Compliant, IEEE 802.3ah-2004.
Ordering Information
To order, quote SFP1G-EX-55 together with your quantity. Stock items ship quickly; for OEM orders we support custom labels, retail packing and vendor-specific coding, all handled in our own factory.
Custom-made Fiber Products
As a manufacturer serving the fiber optic industry since 1995, we have strong in-house manufacturing and design capability. From early GBIC, Xenpak and X2 modules to today's SFP, SFP+, QSFP, QSFP-DD and OSFP products, we grow together with the industry. OEM and custom-designed transceivers and cables are welcome, and our factory-direct pricing is very competitive compared with online retail stores.
Worldwide Delivery
We ship to customers around the world every week. Express couriers handle most orders door to door in a few days; larger consignments go by air or sea to keep freight costs down. Tracking information is provided for every shipment, and we are flexible on shipping accounts and forwarders.
Quality and Testing
Every unit we ship is tested in our own test bed on mainstream switch and transport platforms before packing. Our test center has been fully upgraded, which sets us apart from other third party product providers: 10G, 40G, 100G, 200G and 400G transceivers and direct attach cables are verified on the latest top brand equipment, including selected original switches that can hardly be found elsewhere.
Packaging Options
Default packaging is simple and protective: sealed bag, blister tray, export carton. For OEM customers we also offer white-label packing, custom printed boxes and per-unit labeling with your own part numbers, so the goods can go straight into your sales channel.
