N-Tron series NT24k compact DIN rail-mountable, Power over Ethernet Plus, IEEE802.3af/at switches provide shock (200 g) resistance, vibration (50 g) tolerance and up to -40-85 °C operating temperature range. Three models span eight to 16 ports, 10- to 49-Vdc power inputs and applications from security cameras, panel displays and wireless access points to general industrial applications. All models feature 30-ms recovery for rings up to 250 nodes.