Mura bhfuil do shuíomh liostaithe, roghnaigh ceann amháin díobh seo a leanas le do thoil:
Phoenix Contact
REPEATER 3-WAY ISOLATION DIN. Terminal Block Interface Modules PSM-ME-RS 485/RS485 -P
B&B SmartWorx, Inc.
POE GIGA MINIMC TX/LX-CWDM-SM.
POE GIGA MINIMC 2TX/SSBX-SM1490. Ethernet Modules PoE Giga-MiniMc SSBX-SM1490-SC