Delta Products Ethernet Switches, DVS-008 Series Item# DVS-008I00 - Industrial Temp Unmanaged Ethernet Switch, 8 Ports DVS-008 Series Information Supports IEEE802.3x full/half‑duplex, auto‑MDI/MDI‑X.Excellent ruggedized hardware design of 12 to 48 VDC redundant power inputs and a wide‑operating temperature from ‑40 C to 75 C without the use of internal fans are providing superior reliability.DIP switches for built‑in alarm relay function, assisting network engineers with notification when port link‑down and power failures occur. Specifications Item Number: DVS-008I00 Brand:Delta Products Item Category:Networking and Communication Subcategory:Ethernet Switches Series:DVS-008 Network Configuration:Unmanaged Total Number of Ports:8 Primary Port Style:RJ-45 Primary Port Standard:10Base-TX;100Base-TX Primary Port Qty.:8 Supply Voltage:12~48 Power Over Ethernet(PoE):No MAC Addresses:8,000 Enclosure Rating:IP40 Enclosure Composition:Metallic Mounting:DIN Rail/Wall Operating Temperature:-40 to 167 Degrees F Approvals:UL