With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cefcFRUPowerStatusTable
Cisco Entity Field Replaceable Unit Control FRU Power Status Table
1.3.6.1.4.1.9.9.117.1.1.2
This table lists the power-related administrative status and operational status of the manageable components in the system.
Back to CISCO-ENTITY-FRU-CONTROL-MIB MIB page.
IPHost Network monitor allows you to monitor cefcFRUPowerStatusTable on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco mobile switches right now.