With IPHost Network Monitor you can run simple snmp requests against a Dell device in your network.
upsAdvInputLineVoltage
ups Adv Input Line Voltage
1.3.6.1.4.1.318.1.1.1.3.2.1
The current utility line voltage in VAC.
Back to PowerNet-MIB MIB page.
IPHost Network monitor allows you to monitor upsAdvInputLineVoltage on Dell device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Dell WiFi routers right now.