Monitored PDU systems support real-time remote monitoring via secure web, SNMP or Telnet interface and custom notification of user-specified remote conditions via email and SNMP trap. PDU power consumption in amps is displayed locally via front panel lighted digital display and can be monitored remotely to warn of potential overloads before critical IT mains breakers become overloaded. Advanced configurations support in-rack environmental monitoring with optional ENVIROSENSE temperature / humidity probe and rack access notification for up to 4 SRSWITCH or user supplied contact-closure sensors. Supports real-time monitoring of all reported functions with support for user-specified alarm and notification thresholds.