Trendnetrsquos ti pg541 is a reliable ip30 unmanaged poe din rail switch with hardened components rated for extreme industrial environments it offers four gigabit poe ports ports 1 4 8023at one gigabit port one sfp slot and a full poe power budget of 120 watts dual redundant power inputs power adapter sold separately with overload current protection support zero downtime requirements an alarm output can be triggered by a primary andor redundant power failure full poe power bu