Arista offers a broad portfolio of high performance optical transceivers and copper cables for datacenter and campus networks, with speeds ranging from 1G to 800G, and reach from 1m to 80km+. Arista’s Optical Modules and Cable portfolio offer a wide variety of high-density and low-power 800G (dual 400G), 400G, 200G, 100G, 50G, 40G, 25G, 10G, 1G, and 100M Ethernet connectivity options over fiber or copper.
To accommodate an increasing spectrum of applications, Arista offers a wide choice of OSFP, QSFP-DD, QSFP, SFP, SFP-DD and DSFP transceivers and cables that comply with industry standards, offering a broad range of connectivity options. Each module is optimized for different media and reach (ranging from 0.5 meters to 80 kilometers). All interface speeds, from 1G to 400GE have connectivity options that include Direct Attach copper Cables (DACs), Active Optical Cables (AOCs), multi-mode fiber and single-mode fiber transceivers.
Arista Optics Advantages
Supported Gigabit Ethernet SFP Options
Up to 550m link lengths over multi-mode fiber
Up to 550m over multi-mode fiber
Rate adapts 1000BASE-SX (media interface) to 10G (host interface)
Supports CL37 Autoneg
Up to 10km links on single-mode and 550m on multi-mode fiber
Up to 10km over single-mode and 550m on multi-mode fiber
Rate adapts 1000BASE-LX (media interface) to 10G (host interface)
Supports CL37 Autoneg
Full duplex 1000Mbps connectivity over existing category 5 cabling
Table 1. Arista Gigabit Ethernet SFP Specifications
PHY Type | Connector Type | Wave-length (nm) | Cable Type | Core Size (um) | Modal Bandwidth (MHz*Km) | Tx power (dBm) | Rx power (dBm) | Max Reach |
1000BASE-SX | LC | 850 | MMF | 62.5 62.5 50.0 50.0 | 160 200 400 500 | -9.5 to -4.0 | -17 to 0.0 | 220m 275m 500m 550m |
1000BASE-LX | LC | 1310 | MMF* | 62.5 50.0 50.0 | 500 400 500 | -9.5 to -3.0 | -19 to -3.0 | 550m 550m 550m |
SMF | G.652 | – | -9.5 to -3.0 | -19 to -3.0 | 10km | |||
1000BASE-T | RJ-45 | – | Cat5 (UTP) | – | – | – | – | 100m |
*When 1000BASE-LX is used with OM1 or OM2 MMF a mode conditioning patch cable is required at the transmitter. This cable is not required for OM3 fiber.
Table 1. Arista Gigabit Ethernet SFP Optics and Copper
Part number | Description |
SFP-1G-SX | 1000BASE-SX SFP Transceiver |
SFP-10G-RA-1G-SX | 1000BASE-SX (media interface) to 10G (host interface) rate adapting SFP Transceiver |
SFP-1G-LX | 1000BASE-LX SFP Transceiver |
SFP-10G-RA-1G-LX | 1000BASE-LX (media interface) to 10G (host interface) rate adapting SFP Transceiver |
SFP-1G-T | 100/1000BASE-T SFP Copper Transceiver |
