The Juniper EX-UM-2X4SFP switch uplink module offers four network ports, including 4x Gigabit Ethernet SFP and 2x 10G SFP+.
It is compatible with the Juniper EX3200 (24P, 24T, 48P, and 48T) as well as the EX4200 series (24F, 24P, etc.). This module supports data transmission at speeds of up to one gigabit per second. Designed for scalability through hot-swappable features that allow setup expansion without powering down devices
Juniper EX-UM-2X4SFP: 2-port 10GbE SFP+ / 4-port GbE SFP Uplink Module.