SFP+ 10G LR transceiver module, single-mode, 1310nm, 20km
Product description
The SFP-1020-LR is the newer transceiver replacing older SFP-1010-LR. The new transceiver can be safely paired with older SFP-1010-LR ones.
The SFP-1020-LR is a long range single mode 10G SFP+ optical module compatible with the 10GBase-LR specifications.
It uses a Fabry-Perot laser transmitter at 1310nm. Line rate of transceiver is 10.3125Gbps.
Tested and found compatible on various 10G Ethernet switches from Cisco, Juniper, Force10, Edge-Core and other manufacturers.
SFP-1020-LR 10G SFP+ SMF module specifications
| Form factor | SFP |
| Speed | 9.95 to 10.3Gb/s |
| Optical connector | dual LC |
| Operating distance | 20Km |
| Power | single 3.3V |
| Compliance | MSA SFF-8431, RoHS |
| Operating mode | single-mode |
| Fiber type | Single-mode 9/125um, two strands |
| Wavelength | 1310nm |
| Digital Diagnostic | Yes (SFF-8472 compliant) |
Additional information on SFP-1020-LR transceiver: 
PDF Datasheet