TRENDnet TE100-S80g 8-Port GREENnet Switch for $14.99 shipped after promo code EMCNCJC69.  Here is a screenshot for your reference.  This TRENDnet TE100-S80g 8-Port 10/100Mbps GREENnet Switch provides automatically adjusts power voltage as needed to achieve energy savings.  Most places have this switch for about $23.