diff --git a/essentials-framework/Essentials Core/PepperDashEssentialsBase/Crestron IO/Cards/InternalCardCageController.cs b/essentials-framework/Essentials Core/PepperDashEssentialsBase/Crestron IO/Cards/InternalCardCageController.cs
new file mode 100644
index 00000000..b362a78d
--- /dev/null
+++ b/essentials-framework/Essentials Core/PepperDashEssentialsBase/Crestron IO/Cards/InternalCardCageController.cs	
@@ -0,0 +1,141 @@
+using System;
+using System.Collections.Generic;
+using Crestron.SimplSharpPro.ThreeSeriesCards;
+using Newtonsoft.Json;
+using PepperDash.Core;
+using PepperDash.Essentials.Core.Config;
+
+namespace PepperDash.Essentials.Core.CrestronIO.Cards
+{
+    [ConfigSnippet("\"properties\":{\"cards\":{\"1\":\"c3com3\",\"2\":\"c3ry16\",\"3\":\"c3ry8\"}}")]
+    public class InternalCardCageController : EssentialsDevice
+    {
+        private const string CardKeyTemplate = "{0}-card{1}";
+        private const string CardNameTemplate = "{0}:{1}:{2}";
+        private const uint CardSlots = 3;
+    
+        private readonly InternalCardCageConfiguration _config;
+
+        private readonly Dictionary<string, Func<uint, C3CardControllerBase>> _cardDict; 
+
+        public InternalCardCageController(string key, string name, InternalCardCageConfiguration config) : base(key, name)
+        {
+            _config = config;
+
+            _cardDict = new Dictionary<string, Func<uint, C3CardControllerBase>>
+            {
+                {
+                    "c3com3",
+                    (s) =>
+                        new C3Com3Controller(String.Format(CardKeyTemplate, key, s),
+                            String.Format(CardNameTemplate, key, s, "C3Com3"), new C3com3(s,Global.ControlSystem))
+                },
+                {
+                    "c3io16",
+                    (s) =>
+                        new C3Io16Controller(String.Format(CardKeyTemplate, key, s),
+                            String.Format(CardNameTemplate, key, s, "C3Io16"), new C3io16(s,Global.ControlSystem))
+                },
+                {
+                    "c3ir8",
+                    (s) =>
+                        new C3Ir8Controller(String.Format(CardKeyTemplate, key, s),
+                            String.Format(CardNameTemplate, key, s, "C3Ir8"), new C3ir8(s,Global.ControlSystem))
+                },
+                {
+                    "c3ry16",
+                    (s) =>
+                        new C3Ry16Controller(String.Format(CardKeyTemplate, key, s),
+                            String.Format(CardNameTemplate, key, s, "C3Ry16"), new C3ry16(s,Global.ControlSystem))
+                },
+                {
+                    "c3ry8",
+                    (s) =>
+                        new C3Ry8Controller(String.Format(CardKeyTemplate, key, s),
+                            String.Format(CardNameTemplate, key, s, "C3Ry8"), new C3ry8(s,Global.ControlSystem))
+                },
+
+            };
+
+            GetCards();
+        }
+
+        private void GetCards()
+        {
+            if (_config.Cards == null)
+            {
+                Debug.Console(0, this, "No card configuration for this device found");
+                return;
+            }
+
+            for (uint i = 1; i <= CardSlots; i++)
+            {
+                string cardType;
+                if (!_config.Cards.TryGetValue(i, out cardType))
+                {
+                    Debug.Console(1, this, "No card found for slot {0}", i);
+                    continue;
+                }
+
+                if (String.IsNullOrEmpty(cardType))
+                {
+                    Debug.Console(0, this, "No card specified for slot {0}", i);
+                    return;
+                }
+
+                Func<uint, C3CardControllerBase> cardBuilder;
+                if (!_cardDict.TryGetValue(cardType.ToLower(), out cardBuilder))
+                {
+                    Debug.Console(0, "Unable to find factory for 3-Series card type {0}.", cardType);
+                    return;
+                }
+
+                try
+                {
+                    var device = cardBuilder(i);
+
+
+                    DeviceManager.AddDevice(device);
+                }
+                catch (InvalidOperationException ex)
+                {
+                    Debug.Console(0, this, Debug.ErrorLogLevel.Error,
+                        "Unable to add card {0} to internal card cage.\r\nError Message: {1}\r\nStack Trace: {2}",
+                        cardType, ex.Message, ex.StackTrace);
+                }
+            }
+        }
+    }
+
+    public class InternalCardCageConfiguration
+    {
+        [JsonProperty("cards")]
+        public Dictionary<uint, string> Cards { get; set; }
+    }
+
+    public class InternalCardCageControllerFactory : EssentialsDeviceFactory<InternalCardCageController>
+    {
+        public InternalCardCageControllerFactory()
+        {
+            TypeNames = new List<string> {"internalcardcage"};
+        }
+        #region Overrides of EssentialsDeviceFactory<InternalCardCageController>
+
+        public override EssentialsDevice BuildDevice(DeviceConfig dc)
+        {
+            Debug.Console(1, "Factory attempting to build new Internal Card Cage Controller");
+
+            if (!Global.ControlSystem.SupportsThreeSeriesPlugInCards)
+            {
+                Debug.Console(0, Debug.ErrorLogLevel.Warning, "Current control system does NOT support 3-Series cards. Everything is NOT awesome.");
+                return null;
+            }
+
+            var config = dc.Properties.ToObject<InternalCardCageConfiguration>();
+
+            return new InternalCardCageController(dc.Key, dc.Name, config);
+        }
+
+        #endregion
+    }
+}
\ No newline at end of file
diff --git a/essentials-framework/Essentials Core/PepperDashEssentialsBase/PepperDash_Essentials_Core.csproj b/essentials-framework/Essentials Core/PepperDashEssentialsBase/PepperDash_Essentials_Core.csproj
index ff489dad..55a157b4 100644
--- a/essentials-framework/Essentials Core/PepperDashEssentialsBase/PepperDash_Essentials_Core.csproj	
+++ b/essentials-framework/Essentials Core/PepperDashEssentialsBase/PepperDash_Essentials_Core.csproj	
@@ -170,6 +170,7 @@
       <SubType>Code</SubType>
     </Compile>
     <Compile Include="Crestron IO\Cards\CenCi33Controller.cs" />
+    <Compile Include="Crestron IO\Cards\InternalCardCageController.cs" />
     <Compile Include="Crestron IO\Inputs\CenIoDigIn104Controller.cs" />
     <Compile Include="Crestron IO\Inputs\GenericDigitalInputDevice.cs" />
     <Compile Include="Crestron IO\Inputs\GenericVersiportInputDevice.cs" />