10 Gbps SFP+ single-mode BiDi module, TX 1330 nm / RX 1270 nm, up to 20 km on one fiber, LC connector. Use it with HK-SFP+-10G-20-1270 at the other end. Scroll down for details.

10 Gbps SFP+ single-mode BiDi module, TX 1270 nm / RX 1330 nm, up to 20 km on one fiber, LC connector, hot pluggable. Use it with HK-SFP+-10G-20-1330 at the other end. Scroll down for details.

1.25 Gbps (Gigabit) SFP single-mode module, 1310 nm on dual fiber, up to 20 km. Use the same module at both ends. Scroll down for details.