With IPHost Network Monitor you can run simple snmp requests against a Eaton device in your network.
upsmgInputBadStatus
UPS Manager Input Bad Status
1.3.6.1.4.1.705.1.6.3
The utility power bad voltage or bad frequency status.
Back to MG-SNMP-UPS-MIB MIB page.
IPHost Network monitor allows you to monitor upsmgInputBadStatus on Eaton device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Eaton gateway UPS cards right now.