diff --git a/tools/esp8266/app.cpp b/tools/esp8266/app.cpp
index c72983e4..62636ff0 100644
--- a/tools/esp8266/app.cpp
+++ b/tools/esp8266/app.cpp
@@ -390,7 +390,7 @@ void app::processPayload(bool retransmit) {
                         // MQTT send out
                         if(mMqttActive) {
                             record_t<> *recRealtime = iv->getRecordStruct(RealTimeRunData_Debug);
-                            char topic[30], val[10];
+                            char topic[32 + MAX_NAME_LENGTH], val[32];
                             float total[4];
                             memset(total, 0, sizeof(float) * 4);
                             for (uint8_t id = 0; id < mSys->getNumInverters(); id++) {
@@ -398,7 +398,7 @@ void app::processPayload(bool retransmit) {
                                 if (NULL != iv) {
                                     if (iv->isAvailable(mTimestamp, rec)) {
                                         for (uint8_t i = 0; i < rec->length; i++) {
-                                            snprintf(topic, 30, "%s/ch%d/%s", iv->name, rec->assign[i].ch, fields[rec->assign[i].fieldId]);
+                                            snprintf(topic, 32 + MAX_NAME_LENGTH, "%s/ch%d/%s", iv->name, rec->assign[i].ch, fields[rec->assign[i].fieldId]);
                                             snprintf(val, 10, "%.3f", iv->getValue(i, rec));
                                             mMqtt.sendMsg(topic, val);
                                             if(recRealtime == rec) {
@@ -411,10 +411,31 @@ void app::processPayload(bool retransmit) {
                                                     }
                                                 }
                                             }
+                                           
+                                            if(iv->isProducing(mTimestamp, rec)){
+                                                snprintf(topic, 32 + MAX_NAME_LENGTH, "%s/available_text", iv->name);
+                                                snprintf(val, 32, DEF_MQTT_IV_MESSAGE_INVERTER_AVAIL_AND_PRODUCED);
+                                                mMqtt.sendMsg(topic, val);
+                                                snprintf(topic, 32 + MAX_NAME_LENGTH, "%s/available", iv->name);
+                                                snprintf(val, 32, "2");
+                                                mMqtt.sendMsg(topic, val);
+                                            } else {
+                                                snprintf(topic, 32 + MAX_NAME_LENGTH, "%s/available_text", iv->name);
+                                                snprintf(val, 32, DEF_MQTT_IV_MESSAGE_INVERTER_AVAIL_AND_NOT_PRODUCED);
+                                                mMqtt.sendMsg(topic, val);
+                                                snprintf(topic, 32 + MAX_NAME_LENGTH, "%s/available", iv->name);
+                                                snprintf(val, 32, "1");
+                                                mMqtt.sendMsg(topic, val);
+                                            }
+
+                                            snprintf(topic, 32 + MAX_NAME_LENGTH, "%s/last_success", iv->name);
+                                            snprintf(val, 48, "%i", iv->getLastTs(rec) * 1000);
+                                            mMqtt.sendMsg(topic, val);
+                                            
                                             yield();
                                         }
-                                    }
-                                }
+                                    } 
+                                } 
                             }
 
                             // total values (sum of all inverters)
@@ -428,7 +449,7 @@ void app::processPayload(bool retransmit) {
                                             case 2: fieldId = FLD_YD;  break;
                                             case 3: fieldId = FLD_PDC; break;
                                         }
-                                        snprintf(topic, 30, "total/%s", fields[fieldId]);
+                                        snprintf(topic, 32 + MAX_NAME_LENGTH, "total/%s", fields[fieldId]);
                                         snprintf(val, 10, "%.3f", total[i]);
                                         mMqtt.sendMsg(topic, val);
                                     }
@@ -446,6 +467,20 @@ void app::processPayload(bool retransmit) {
 #endif
                 }
             }
+
+            if(mMqttActive) {
+                record_t<> *rec = iv->getRecordStruct(RealTimeRunData_Debug);
+                char topic[32 + MAX_NAME_LENGTH], val[32];
+                if (!iv->isAvailable(mTimestamp, rec) && !iv->isProducing(mTimestamp, rec)){
+                    snprintf(topic, 32 + MAX_NAME_LENGTH, "%s/available_text", iv->name);
+                    snprintf(val, 32, DEF_MQTT_IV_MESSAGE_NOT_AVAIL_AND_NOT_PRODUCED);
+                    mMqtt.sendMsg(topic, val);
+                    snprintf(topic, 32 + MAX_NAME_LENGTH, "%s/available", iv->name);
+                    snprintf(val, 32, "0");
+                    mMqtt.sendMsg(topic, val);
+                }
+            }
+
             yield();
         }
     }
diff --git a/tools/esp8266/config.h b/tools/esp8266/config.h
index 26ff32c5..99e0e16e 100644
--- a/tools/esp8266/config.h
+++ b/tools/esp8266/config.h
@@ -108,6 +108,11 @@
 // default MQTT topic
 #define DEF_MQTT_TOPIC         "inverter"
 
+//default MQTT Message Inverter Status
+#define DEF_MQTT_IV_MESSAGE_NOT_AVAIL_AND_NOT_PRODUCED          "not available and not producing"   // STATUS 0
+#define DEF_MQTT_IV_MESSAGE_INVERTER_AVAIL_AND_NOT_PRODUCED     "available and not producing"       // STATUS 1
+#define DEF_MQTT_IV_MESSAGE_INVERTER_AVAIL_AND_PRODUCED         "available and producing"           // STATUS 2
+
 #if __has_include("config_override.h")
     #include "config_override.h"
 #endif