HP J4859C | ProCurve X121 1Gbps 1000Base-LX Single-Mode Fiber 1310nm 10km Duplex LC Connector SFP (mini-GBIC) Transceiver Module

Here are 12 technical specifications for the HP X121 SFP LC LX Transceiver Module:

1. Data transfer rate: 1 Gbps
2. Connector type: LC
3. Max transfer distance: 10 km
4. Wavelength: 1310 nm
5. Fiber type: Single-mode
6. Operating temperature range: 0°C to 70°C
7. Operating humidity range: 10% to 90% (non-condensing)
8. Input voltage: 3.1V to 3.5V
9. Power consumption: 1.3W
10. Compliance standards: IEEE 802.3z, RoHS, WEEE
11. Hot-swappable: Yes
12. Dimensions (WxDxH): 1.35 cm x 5.7 cm x 1.22 cm

Helpful notes:
1. This transceiver module is compatible with a wide range of HP networking equipment.
2. The single-mode fiber type allows for longer transmission distances than multimode fiber.
3. The hot-swappable feature allows for easy installation and replacement without shutting down the network.