10GB SFP+ Switch (8 Port - Unmmanaged) - Tupavco TP1910
10-Gigabit/Multi-Gigabit Plus - XS512EM
S5800-48T4S-PE, 48-Port Gigabit Ethernet L3 Switch, 48 x Gigabit RJ45, with 4 x 10Gb SFP+, Support MPLS&MLAG - FS.com Singapore
S5860-24XMG, 24-Port Ethernet L3 Switch, 24 x 10GBASE-T/Multi-Gigabit Ports, 4 x 10Gb SFP+, with 4 x 25Gb SFP28 Uplinks, Support Stacking, Broadcom Chip - FS.com United Kingdom
NETGEAR ProSafe M4300-52G switch - fully managed - stackable - 52 x 1Gb ethernet - 2 x 10Gb SFP+ and 2 x 10Gb ethernet - rack-mountable for sale at Ahead-IT