| NO. | Brand | Compatible P/N | Remarks |
| 1 | Cisco | DWDM-SFP-5574-40 | |
| 2 | Brocade | 1G-SFP-ZRD-1555.74 | |
| 3 | Extreme | DWDM-SFP1G-55.74 | |
| 4 | H3C | DWDM-SFP1G-55.74-40 | |
| 5 | HPE | DWDM-SFP1G-55.74-40 | |
| 6 | Juniper | SFP-1G-DW27 |
| Product Model: | HYT-SFP-GDWC27-40LD |
| Data Rate: | 1.25Gbps |
| Wavelength: | 1555.74nm |
| Distance: | 40KM |
| Connector: | LC |
| Fiber Type: | SMF |
| DDM: | Yes |
| Brand: | HYTOPTODEVICE |








