DIGISOL launches L2-Managed Din-Rail Industrial Ethernet Switches DIGISOL Systems Ltd., announced the launch of L2-Managed Din-Rail Industrial Ethernet Switches – DG-IS4508HP, DG-IS4512HP and DG-IS4514HP with 4 or 8 10/100/1000 Base TX PoE ports plus 2 or 4 100/1000BaseF SFP slots. ...