Tripp Lite 3 phase Monitored PDU / Power Distribution Unit offers real-time remote monitoring of voltage, frequency and load levels via built-in network connection. PowerAlert interface supports custom notification of user-specified remote conditions via email, secure web, SNMP, Telnet or SSH interface. PDU output current consumption in amps is displayed per-phase via front panel lighted digital display and can be monitored remotely to warn of potential overloads before critical IT mains breakers trip.- 5.7kW 3 phase 208V Monitored Power Distribution Unit / PDU with built-in web/network interface- Attached NEMA L21-20P 20A (3P+N+E) 208V 3 phase input plug with 10 ft. / 3m cord- 0U, 70 in. / 178cm vertical form factor supports installation in 2 or 4 post equipment racks- 36 total 120V NEMA 5-15/20R outlets arranged in three breakered single phase output load banks- Lighted display with scroll-button reports power consumption in amps for all 3 loading banks, IP-address self-identification and 180 degree display rotation for overhead or raised floor power feeds- Built-in SNMP/ethernet interface reports voltage, frequency and PDU loading per-phase via network or secure web browser interface with options for user specified alarm and notification thresholds- Supports in-rack environmental reporting with optional ENVIROSENSE temperature / humidity sensor and rack access notification with up to 4 optional SRSWITCH door sensors- DHCP/Manual configuration support- 10/100 Mbps auto-sensing allows optimal communication with 10/100 Base-T networks- Real-time clock backup maintains the time of day and date even if the PDU is unpowered- Tiered access privileges allow an administrator and a guest to login via web browser for monitoring- Alert notifications via email or SNMP traps offer immediate event notification- Firmware upgrade ability supports future product enhancements- Supports HTTP, HTTPS, PowerAlert Network Management System, SMTP, SNMPv1, SNMPv2, Telnet, SSH, FTP, DHCP, BOOTP, NTP protocols- Fully compatible with FREE PowerAlert Network Management System / NMS Software- Included cord retention brackets keep vital network equipment plugged in and continuously powered- Toolless mounting supported in button-mount compatible racks, plus nut-and-bolt mounting brackets for other mounting applications