$session.PutFiles("E:\CMBPAID\*client*", "/NESAMSCARIMED/", $False, $transferOptions)

# Load WinSCP .NET assembly
Add-Type -Path "WinSCPnet.dll"
 
# Setup session options
$sessionOptions = New-Object WinSCP.SessionOptions -Property @{
    Protocol = [WinSCP.Protocol]::Sftp
    HostName = "server"
    UserName = "username"
    Password = "password"
    SshHostKeyFingerprint = "key"
}
 
$session = New-Object WinSCP.Session
try
{
    # Connect
    $session.Open($sessionOptions)
 
    # Upload files
    $transferOptions = New-Object WinSCP.TransferOptions
    $transferOptions.TransferMode = [WinSCP.TransferMode]::Binary
 
    $transferResult =
        $session.PutFiles("E:\CMBPAID", "/NESAMSCARIMED", $False, $transferOptions)
 
    # Throw on any error
    $transferResult.Check()
 
    # Print results
    foreach ($transfer in $transferResult.Transfers)
    {
        Write-Host "Upload of $($transfer.FileName) succeeded"
    }
}
finally
{
    # Disconnect, clean up
    $session.Dispose()
}