2 pcs a lot SFP-10G-ER Compatible Switch Singlemode 10G 1550nm 40km ER SFP+ ddm Transceiver

Fiber Optic Receivers
SFP-10G-ER Compatible Switch Singlemode 10G 1550nm 40km ER SFP+ ddm Transceiver
SFP+ LR is specifically designed for the high performance integrated duplex data transmission over single mode optical fiber.
This transceiver is compliant with the Small Form-factor Pluggable Plus (SFP+) Multisource Agreement (SFF-8431 Rev4.1). This transceiver type is specifically optimized for transport of serial data at up to 10.3125 Gbps, with link characteristics complied with 10-Gigabit Ethernet 10GBASE-LR/LW base IEEE 802.3ae and 10G Fibre Channel.
Features:
Data transfer rate: 10.3Gbps
Pluggable SFP
1310nm DFB-LD Transmitter
Distance up to 10km over SMF
Duplex LC Connector
Single 3.3V Power supply and TTL Logic Interface
Compliant with SFF-8431, IEEE 802.3ae
<; 1W
Digital Diagnostic Monitoring Function
Operating Temperature: 0-70 Temp
Applications:
10GBASE-LW/LR
10G Fiber Channel
Other Optical Link
10G SFP+ Transceiver
Part Number
Application
Data Rate
Wavelength
Distance
Connector Type
HL-SFP-10G-SR
SFP+ 10GBASE-SR
10G
850nm
300m
LC
HL-SFP-10G-LR
SFP+ 10GBASE-LR
10G
1310nm
10km
LC
HL-SFP-10G-LRM
SFP+ 10GBASE-LRM
10G
1310nm
220m
LC
HL-SFP-10G-ER
SFP+ 10GBASE-ER
10G
1550nm
40km
LC
HL-SFP-10G-ZR
SFP+ 10GBASE-ZR
10G
1550nm
80km