diff --git a/csharp/Lib/Devices/AMPT/AmptDevices.cs b/csharp/Lib/Devices/AMPT/AmptDevices.cs
index b1d6d3ec2..1674baffe 100644
--- a/csharp/Lib/Devices/AMPT/AmptDevices.cs
+++ b/csharp/Lib/Devices/AMPT/AmptDevices.cs
@@ -83,6 +83,7 @@ public class AmptDevices
         return new AmptStatus
         {
             Dc = dc,
+            NbrOfStrings = nStringOptimizers,
             Strings = strings,
             DcWh = dailyOutputEnergy
         };
diff --git a/csharp/Lib/Devices/AMPT/AmptStatus.cs b/csharp/Lib/Devices/AMPT/AmptStatus.cs
index bbaa5fd05..259bc86f5 100644
--- a/csharp/Lib/Devices/AMPT/AmptStatus.cs
+++ b/csharp/Lib/Devices/AMPT/AmptStatus.cs
@@ -5,8 +5,9 @@ namespace InnovEnergy.Lib.Devices.AMPT;
 
 public class AmptStatus : IMppt 
 {
-    public required DcBus                 Dc        { get; init; }
-    public required IReadOnlyList<DcBus>  Strings   { get; init; }
-    public required Double                DcWh      { get; init; }  //Daily integrated string output energy in Wh
+    public required DcBus                 Dc            { get; init; }
+    public required UInt16                NbrOfStrings  { get; init; }
+    public required IReadOnlyList<DcBus>  Strings       { get; init; }
+    public required Double                DcWh          { get; init; }  //Daily integrated string output energy in Wh
 }