Wake-On-LAN with PowerShell

$POWEROFFEXE = "E:\poweroff.exe"

Import-Csv PCs.csv  Foreach-Object { $params = (" wol -ip " + $_.Ip + " -subnet 255.255.0.0 -mac " + $_.Mac);
        [diagnostics.process]::start($POWEROFFEXE, $params)
       } 

Reference:
Wake-On-LAN Script
Download PowerOff