diff --git a/src/driver_kamheat.cc b/src/driver_kamheat.cc
index 03c03da..a1ba777 100644
--- a/src/driver_kamheat.cc
+++ b/src/driver_kamheat.cc
@@ -43,6 +43,7 @@ namespace
         di.addDetection(MANUFACTURER_KAM, 0x0c,  0x30); // 302
         di.addDetection(MANUFACTURER_KAM, 0x04,  0x40); // 303
         di.addDetection(MANUFACTURER_KAM, 0x0c,  0x40); // 303
+        di.addDetection(MANUFACTURER_KAM, 0x04,  0x34); // 403
         di.addDetection(MANUFACTURER_KAM, 0x0a,  0x34); // 403
         di.addDetection(MANUFACTURER_KAM, 0x0b,  0x34); // 403
         di.addDetection(MANUFACTURER_KAM, 0x0c,  0x34); // 403
@@ -322,4 +323,4 @@ namespace
 // Test: Kamstrup_303 kamheat 78787878 NOKEY
 // telegram=|5E442D2C78787878400C7A6E0050252F2F_04056C2B000004138A0B070004FF07C657020004FF08FD36020002594B09025DFA08023B000002FF220000026CF42144052F000000441302AD0000426CE1212F2F2F2F2F2F2F2F2F2F2F2F2F2F2F|
 // {"media":"heat volume at inlet","meter":"kamheat","name":"Kamstrup_303","id":"78787878","status":"OK","total_energy_consumption_kwh":1111.6,"total_volume_m3":461.706,"volume_flow_m3h":0,"t1_temperature_c":23.79,"t2_temperature_c":22.98,"forward_energy_m3c":153542,"return_energy_m3c":145149,"meter_date":"2023-01-20","target_energy_kwh":4.7,"target_volume_m3":44.29,"target_date":"2023-01-01","timestamp":"1111-11-11T11:11:11Z"}
-// |Kamstrup_303;78787878;1111.6;461.706;OK;1111-11-11 11:11.11
\ No newline at end of file
+// |Kamstrup_303;78787878;1111.6;461.706;OK;1111-11-11 11:11.11