diff --git a/IVTHeatpumpIR.cpp b/IVTHeatpumpIR.cpp
new file mode 100644
index 0000000..1b90fcc
--- /dev/null
+++ b/IVTHeatpumpIR.cpp
@@ -0,0 +1,18 @@
+#include <IVTHeatpumpIR.h>
+
+
+IVTHeatpumpIR::IVTHeatpumpIR() : SharpHeatpumpIR()
+{
+  static const char PROGMEM model[] PROGMEM = "ivt";
+  static const char PROGMEM info[]  PROGMEM = "{\"mdl\":\"ivt\",\"dn\":\"IVT AY-XP12FR-N\",\"mT\":18,\"xT\":32,\"fs\":3,\"maint\":[10]}}";
+
+  _model = model;
+  _info = info; 
+}
+
+void IVTHeatpumpIR::send(IRSender& IR, uint8_t powerModeCmd, uint8_t operatingModeCmd, uint8_t fanSpeedCmd, uint8_t temperatureCmd, uint8_t swingVCmd, uint8_t swingHCmd)
+{
+  _sharpModel = MODEL_IVT;
+
+  SharpHeatpumpIR::send(IR, powerModeCmd, operatingModeCmd, fanSpeedCmd, temperatureCmd, swingVCmd, swingHCmd);
+}
diff --git a/IVTHeatpumpIR.h b/IVTHeatpumpIR.h
new file mode 100644
index 0000000..0ea2dc2
--- /dev/null
+++ b/IVTHeatpumpIR.h
@@ -0,0 +1,20 @@
+/*
+    IVT heatpump control for IVT AY-XP12FR-N, remote control CRMC-A673JBEZ (almost the same as Sharp)
+
+    Also see: https://github.com/skarlsso/IRRemoteIVT/blob/master/IRRemoteIVT
+*/
+#ifndef IVTHeatpumpIR_h
+#define IVTHeatpumpIR_h
+
+#include <HeatpumpIR.h>
+#include <SharpHeatpumpIR.h>
+
+
+class IVTHeatpumpIR : public SharpHeatpumpIR
+{
+  public:
+    IVTHeatpumpIR();
+    void send(IRSender& IR, uint8_t powerModeCmd, uint8_t operatingModeCmd, uint8_t fanSpeedCmd, uint8_t temperatureCmd, uint8_t swingVCmd, uint8_t swingHCmd);
+};
+
+#endif
diff --git a/SharpHeatpumpIR.cpp b/SharpHeatpumpIR.cpp
index 2ff656a..bd42d26 100644
--- a/SharpHeatpumpIR.cpp
+++ b/SharpHeatpumpIR.cpp
@@ -8,6 +8,8 @@ SharpHeatpumpIR::SharpHeatpumpIR() : HeatpumpIR()
 
   _model = model;
   _info = info;
+  
+  _sharpModel = MODEL_SHARP;
 }
 
 
@@ -18,7 +20,7 @@ void SharpHeatpumpIR::send(IRSender& IR, uint8_t powerModeCmd, uint8_t operating
 
   // Sensible defaults for the heat pump mode
 
-  uint8_t powerMode     = SHARP_AIRCON1_MODE_ON;
+  uint8_t powerMode     = _sharpModel == MODEL_SHARP ? SHARP_AIRCON1_MODE_ON : SHARP_AIRCON2_MODE_ON;
   uint8_t operatingMode = SHARP_AIRCON1_MODE_HEAT;
   uint8_t fanSpeed      = SHARP_AIRCON1_FAN_AUTO;
   uint8_t temperature   = 23;
diff --git a/SharpHeatpumpIR.h b/SharpHeatpumpIR.h
index 6fb02bd..1f3fbe7 100644
--- a/SharpHeatpumpIR.h
+++ b/SharpHeatpumpIR.h
@@ -1,14 +1,15 @@
 /*
     Sharp AY-ZP40KR heatpump control (remote control P/N CRMC-A788JBEZ)
-    Probably also works on IVT (as those are Sharp units with different branding)
 
-    Also see: https://github.com/skarlsso/IRRemoteIVT/blob/master/IRRemoteIVT.ino
+    Also see: https://github.com/skarlsso/IRRemoteIVT/blob/master/IRRemoteIVT
 */
 #ifndef SharpHeatpumpIR_h
 #define SharpHeatpumpIR_h
 
 #include <HeatpumpIR.h>
 
+#define MODEL_SHARP 0
+#define MODEL_IVT   1
 
 // Sharp timing constants
 #define SHARP_AIRCON1_HDR_MARK   3540 // 3820
@@ -28,6 +29,9 @@
 #define SHARP_AIRCON1_FAN2       0x50
 #define SHARP_AIRCON1_FAN3       0x70
 
+// IVT codes
+#define SHARP_AIRCON2_MODE_ON    0x11 // Power ON
+
 
 class SharpHeatpumpIR : public HeatpumpIR
 {
@@ -35,8 +39,9 @@ class SharpHeatpumpIR : public HeatpumpIR
     SharpHeatpumpIR();
     void send(IRSender& IR, uint8_t powerModeCmd, uint8_t operatingModeCmd, uint8_t fanSpeedCmd, uint8_t temperatureCmd, uint8_t swingVCmd, uint8_t swingHCmd);
 
-  private:
+  protected:
     void sendSharp(IRSender& IR, uint8_t powerMode, uint8_t operatingMode, uint8_t fanSpeed, uint8_t temperature);
+    uint8_t _sharpModel;  // Tells whether this is Sharp or IVT
 };
 
 #endif
diff --git a/keywords.txt b/keywords.txt
index 4d6bf60..4b116ae 100644
--- a/keywords.txt
+++ b/keywords.txt
@@ -26,6 +26,7 @@ HisenseHeatpumpIR	KEYWORD1
 GreeHeatpumpIR	KEYWORD1
 FuegoHeatpumpIR	KEYWORD1
 ToshibaHeatpumpIR	KEYWORD1
+IVTHeatpumpIR KEYWORD1
 
 IRSender	KEYWORD1
 IRSenderPWM	KEYWORD1