# GE Single-Mode Module Combination (1 Port)

> Line module label | GE/FE
> I/O module label | GE I/O SINGLE MODE
> Number of I/O ports | 1 active, 1 redundant
> Software release | First supported: 2.0.0 Final supported: Not applicable
> Description | 130 W Gigabit Ethernet This module combination has been superseded by a newer assembly; however, it is supported by current software.
> Type | EFA ASIC
> Capability | Ethernet (IEEE 802.3z)
> Software features | See Ethernet Modules for information about the layer 2 and layer 3 protocols and applications that this module combination supports.
> Model compatibility | ERX7xx models ERX14xx models ERX310 router
> SRP module compatibility | SRP-5G+ SRP-10G SRP-40G SRP-40G PLUS SRP-SE10G
> Module redundancy support | Not applicable
> Cables and connectors | SC full duplex Tx power: min: –11 dBm max: –3 dBm Center wavelength: 1300 nm Rx input power: min: –20 dBm max: –3 dBm Rated for 550 m (601 yards) over 62.5-micron core or 50-micron core MM fiber Rated for 5 km (3.1 miles) over 10-micron core cable See ERX Hardware Guide, Chapter 5, Cabling ERX Routers for more information.
> LEDs | See Module LEDs.
> Alarms, errors, and events | See Monitoring Ethernet Interfaces in JunosE Physical Layer Configuration Guide, Chapter 5, Configuring Ethernet Interfaces.