
The 1270-1610nm 1000BASE-CWDM SFP, 40km EX, 1270nm Wavelength is a hot-pluggable SFP transceiver rated at 1000Mbps. Using a Duplex LC optical interface over SMF at 1270nm, it covers transmission distances up to 40km. Compliance with SFP MSASFF-8472, together with integrated diagnostic monitoring, makes it a dependable choice for CWDM metro access, enterprise and telecom edge networks.
Product Highlights
- SFP form factor, 1000Mbps data rate
- Wavelength: 1270nm
- Connector: Duplex LC
- Reach: up to 40km
- Fiber media: SMF
- DDM/DOM: Supported
Specifications
| Cisco Compatible | CWDM-SFP-1270 |
|---|---|
| Manufacturer | HT |
| Form Factor | SFP |
| Max Data Rate | 1000Mbps |
| Wavelength | 1270nm |
| Max Cable Distance | 40km |
| Connector | Duplex LC |
| Media | SMF |
| Transmitter Type | DFB CWDM |
| Receiver Type | PIN |
| Receiver Sensitivity | <-24dBm |
| SMSR | 30dB |
| TX Power | -5~0dBm |
| RX Power | -24~-1dBm |
| Power Consumption | ≤1W |
| Power Budget | 19dB |
| EMC (Electro Magnetic Comnatihilitv) | Supported |
| DDM/DOM | Supported |
| Commercial Temperature Range | 0 to 70°C (32 to 158°F) |
| Protocols | SFP MSASFF-8472 |
Applications
In CWDM metro access, enterprise and telecom edge networks, the 1270-1610nm 1000BASE-CWDM SFP, 40km EX, 1270nm Wavelength delivers 1000Mbps transmission over SMF with a reach of 40km. With its Duplex LC optical interface, the module works directly with the SMF infrastructure already installed in most facilities. Compatibility with Cisco systems is verified in our own test lab before shipment, so the unit works out of the box as an equivalent of CWDM-SFP-1270.
Standards and Compatibility
On the compatibility side, this unit is the practical equivalent of the Cisco part CWDM-SFP-1270 and works in Cisco systems out of the box. Standards compliance covers SFP MSASFF-8472.
Ordering Information
Our part number for this module is CW-SFP1G40-27. When ordering, just let us know the quantity and whether you need the compatibility coding for a particular switch brand; labeling and packaging can also follow your channel requirements.
Logistics
Our warehouse keeps fast-moving transceivers and cables ready for same-week dispatch. Courier, air freight and sea freight options are all available depending on your budget and schedule, and we consolidate multiple items into one shipment whenever it saves you cost.
Reliability Control
From incoming component inspection to final burn-in, quality is controlled at each step of production. Finished units are verified on real networking equipment in our compatibility lab, and test records are kept per batch so that any field question can be traced back quickly.
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.
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.