diff --git a/homeassistant/components/refoss/const.py b/homeassistant/components/refoss/const.py
index 0542afe8afb..851f8ba8f77 100644
--- a/homeassistant/components/refoss/const.py
+++ b/homeassistant/components/refoss/const.py
@@ -20,6 +20,9 @@ COORDINATOR = "coordinator"
 
 MAX_ERRORS = 2
 
+# Energy monitoring
+SENSOR_EM = "em"
+
 CHANNEL_DISPLAY_NAME: dict[str, dict[int, str]] = {
     "em06": {
         1: "A1",
@@ -28,5 +31,25 @@ CHANNEL_DISPLAY_NAME: dict[str, dict[int, str]] = {
         4: "A2",
         5: "B2",
         6: "C2",
-    }
+    },
+    "em16": {
+        1: "A1",
+        2: "A2",
+        3: "A3",
+        4: "A4",
+        5: "A5",
+        6: "A6",
+        7: "B1",
+        8: "B2",
+        9: "B3",
+        10: "B4",
+        11: "B5",
+        12: "B6",
+        13: "C1",
+        14: "C2",
+        15: "C3",
+        16: "C4",
+        17: "C5",
+        18: "C6",
+    },
 }
diff --git a/homeassistant/components/refoss/sensor.py b/homeassistant/components/refoss/sensor.py
index f65724ddd77..26454cae48d 100644
--- a/homeassistant/components/refoss/sensor.py
+++ b/homeassistant/components/refoss/sensor.py
@@ -31,6 +31,7 @@ from .const import (
     COORDINATORS,
     DISPATCH_DEVICE_DISCOVERED,
     DOMAIN,
+    SENSOR_EM,
 )
 from .entity import RefossEntity
 
@@ -43,8 +44,13 @@ class RefossSensorEntityDescription(SensorEntityDescription):
     fn: Callable[[float], float] = lambda x: x
 
 
+DEVICETYPE_SENSOR: dict[str, str] = {
+    "em06": SENSOR_EM,
+    "em16": SENSOR_EM,
+}
+
 SENSORS: dict[str, tuple[RefossSensorEntityDescription, ...]] = {
-    "em06": (
+    SENSOR_EM: (
         RefossSensorEntityDescription(
             key="power",
             translation_key="power",
@@ -121,8 +127,11 @@ async def async_setup_entry(
 
         if not isinstance(device, ElectricityXMix):
             return
+
+        sensor_type = DEVICETYPE_SENSOR.get(device.device_type, "")
+
         descriptions: tuple[RefossSensorEntityDescription, ...] = SENSORS.get(
-            device.device_type, ()
+            sensor_type, ()
         )
 
         async_add_entities(