This post will give you recommendations on 10GbE SFP+ switch choosing according to some actual needs gathered from forums.
QSW-M1208-8C, Upgrade your network with a 10GbE managed switch
D-Link 12-Port 10 Gigabit Smart Managed Switch with 2 10GBase-T (Combo) ports
What is needed for 10GbE?
12-Port 10GBPS Switch, 4 SFP+, 8 SFP+/RJ45 Combo Ports
Dell Networking X4012 Switch 12x10GB SFP+
QNAP QSW-M3212R-8S4T 12-Port 10G RJ45 / SFP QSW-M3212R-8S4T-US
L2+ Managed 10G Ethernet Switch, Network Switch & Media Converter Manufacturer
12-Port 10GbE SFP+ Switch Recommendation
Switch Zyxel Networks
Reliable Wholesale 10g sfp switch For Quick Changes And Access
S7600-24X2Q, Layer 3+ 24-port 10GbE Managed Network Switch, with 40G QSFP+ Uplinks. Support MLAG, VXLAN - QSFPTEK
Zyxel XGS1210-12 8-Port Smart Managed Desktop Gigabit Switch w/ 2 x 2.5GbE RJ45 Ports & 2 x 10G SFP+ Ports