diff --git a/templates/definition/meter/marstek-venus-a.yaml b/templates/definition/meter/marstek-venus-a.yaml
index be9665abe..9096a5a0d 100644
--- a/templates/definition/meter/marstek-venus-a.yaml
+++ b/templates/definition/meter/marstek-venus-a.yaml
@@ -1,8 +1,12 @@
 template: marstek-venus-a
+covers: ["marstek-venus-d"]
 products:
   - brand: Marstek
     description:
       generic: Venus A
+  - brand: Marstek
+    description:
+      generic: Venus D
 capabilities: ["battery-control"]
 params:
   - name: usage
@@ -13,16 +17,19 @@ params:
     comset: 8N1
   - preset: battery-params
   - name: capacity
-    default: 2.12
+    required: true
     help:
-      de: Basisgerät 2.12 kWh, jede Erweiterung zzgl. 2.12 kWh
-      en: Base unit 2.12 kWh, each extension plus 2.12 kWh
+      de: Venus A 2.12 kWh, Venus D 2.56 kWh je Basisgerät und je Erweiterung
+      en: Venus A 2.12 kWh, Venus D 2.56 kWh per base unit and per extension
   - name: minsoc
     default: 11
   - name: maxsoc
     default: 100
   - name: maxchargepower
-    default: 1200
+    required: true
+    help:
+      de: Für erzwungenes Laden des Speichers. Venus A 1200 W, Venus D 2200 W
+      en: For forced charging of the battery. Venus A 1200 W, Venus D 2200 W
   - name: work_mode_normal
     default: 1
     advanced: true
diff --git a/templates/definition/meter/marstek-venus-d.yaml b/templates/definition/meter/marstek-venus-d.yaml
deleted file mode 100644
index 54cc9dbab..000000000
--- a/templates/definition/meter/marstek-venus-d.yaml
+++ /dev/null
@@ -1,246 +0,0 @@
-template: marstek-venus-d
-products:
-  - brand: Marstek
-    description:
-      generic: Venus D
-capabilities: ["battery-control"]
-params:
-  - name: usage
-    choice: ["pv", "battery"]
-  - name: modbus
-    choice: ["rs485", "tcpip"]
-    baudrate: 115200
-    comset: 8N1
-  - preset: battery-params
-  - name: capacity
-    default: 2.56
-    help:
-      de: Basisgerät 2.56 kWh, jede Erweiterung zzgl. 2.56 kWh
-      en: Base unit 2.56 kWh, each extension plus 2.56 kWh
-  - name: minsoc
-    default: 11
-  - name: maxsoc
-    default: 100
-  - name: maxchargepower
-    default: 2200
-  - name: work_mode_normal
-    default: 1
-    advanced: true
-    description:
-      en: Work mode for Normal state
-      de: Work mode für Normal-Modus
-    help:
-      en: 0=manual, 1=anti-feed, 2=trade mode.
-      de: 0=manuell, 1=Eigenverbrauch, 2=AI-Optimierung.
-render: |
-  type: custom
-  {{- if eq .usage "pv" }}
-  power:
-    source: calc
-    add:
-    - source: modbus
-      {{- include "modbus" . | indent 4 }}
-      register:
-        address: 30037 # MPPT1 power (W)
-        type: holding
-        decode: uint16
-      scale: 0.1
-    - source: modbus
-      {{- include "modbus" . | indent 4 }}
-      register:
-        address: 30038 # MPPT2 power (W)
-        type: holding
-        decode: uint16
-      scale: 0.1
-    - source: modbus
-      {{- include "modbus" . | indent 4 }}
-      register:
-        address: 30039 # MPPT3 power (W)
-        type: holding
-        decode: uint16
-      scale: 0.1
-    - source: modbus
-      {{- include "modbus" . | indent 4 }}
-      register:
-        address: 30040 # MPPT4 power (W)
-        type: holding
-        decode: uint16
-      scale: 0.1
-  {{- end }}
-  {{- if eq .usage "battery" }}
-  power:
-    source: modbus
-    {{- include "modbus" . | indent 2 }}
-    register:
-      address: 30001 # Battery power (W)
-      type: holding
-      decode: int16
-    scale: -1
-  energy:
-    source: modbus
-    {{- include "modbus" . | indent 2 }}
-    register:
-      address: 33002 # Total energy discharged from battery (kWh)
-      type: holding
-      decode: uint32
-    scale: 0.01
-  soc:
-    source: modbus
-    {{- include "modbus" . | indent 2 }}
-    register:
-      address: 32104 # Battery SOC (%)
-      type: holding
-      decode: uint16
-  batterymode:
-    source: switch
-    switch:
-    - case: 1 # normal
-      set:
-        source: sequence
-        set:
-        # Restore Max Charge Power
-        - source: const
-          value: {{ .maxchargepower }}
-          set:
-            source: modbus
-            {{- include "modbus" . | indent 10 }}
-            register:
-              address: 44002 # Max Charge Power
-              type: writesingle
-              decode: uint16
-        # Enable RS485 Control Mode
-        - source: const
-          value: 21930
-          set:
-            source: modbus
-            {{- include "modbus" . | indent 10 }}
-            register:
-              address: 42000 # RS485 Control Mode = Enabled
-              type: writesingle
-              decode: uint16
-        # Set User Work Mode
-        - source: const
-          value: {{ .work_mode_normal }}
-          set:
-            source: modbus
-            {{- include "modbus" . | indent 10 }}
-            register:
-              address: 43000 # User Work Mode
-              type: writesingle
-              decode: uint16
-        # Disable RS485 Control Mode
-        - source: const
-          value: 21947
-          set:
-            source: modbus
-            {{- include "modbus" . | indent 10 }}
-            register:
-              address: 42000 # RS485 Control Mode = Disabled
-              type: writesingle
-              decode: uint16
-    - case: 2 # hold
-      set:
-        source: sequence
-        set:
-        # Enable RS485 Control Mode
-        - source: const
-          value: 21930
-          set:
-            source: modbus
-            {{- include "modbus" . | indent 10 }}
-            register:
-              address: 42000 # RS485 Control Mode = Enabled
-              type: writesingle
-              decode: uint16
-        # Set Force Charge/Discharge to Stop
-        - source: const
-          value: 0
-          set:
-            source: modbus
-            {{- include "modbus" . | indent 10 }}
-            register:
-              address: 42010 # Force Charge/Discharge = Stop
-              type: writesingle
-              decode: uint16
-    # Do not disable RS485 Control Mode because it will reset the device and let it charge/discharge again
-    - case: 3 # charge
-      set:
-        source: sequence
-        set:
-        # Enable RS485 Control Mode
-        - source: const
-          value: 21930
-          set:
-            source: modbus
-            {{- include "modbus" . | indent 10 }}
-            register:
-              address: 42000 # RS485 Control Mode = Enabled
-              type: writesingle
-              decode: uint16
-        # Set Force Charge/Discharge to Charge
-        - source: const
-          value: 1
-          set:
-            source: modbus
-            {{- include "modbus" . | indent 10 }}
-            register:
-              address: 42010 # Force Charge/Discharge = Charge
-              type: writesingle
-              decode: uint16
-        # Set Forcible Charge Power
-        - source: const
-          value: {{ .maxchargepower }}
-          set:
-            source: modbus
-            {{- include "modbus" . | indent 10 }}
-            register:
-              address: 42020 # Forcible Charge Power
-              type: writesingle
-              decode: uint16
-    # Do not disable RS485 Control Mode because it will reset the device and let it charge/discharge again
-    - case: 4 # holdcharge -> no charging, discharging allowed
-      set:
-        source: sequence
-        set:
-        # Set Max Charge Power to 0 to prevent charging
-        - source: const
-          value: 0
-          set:
-            source: modbus
-            {{- include "modbus" . | indent 10 }}
-            register:
-              address: 44002 # Max Charge Power
-              type: writesingle
-              decode: uint16
-        # Enable RS485 Control Mode
-        - source: const
-          value: 21930
-          set:
-            source: modbus
-            {{- include "modbus" . | indent 10 }}
-            register:
-              address: 42000 # RS485 Control Mode = Enabled
-              type: writesingle
-              decode: uint16
-        # Set User Work Mode
-        - source: const
-          value: {{ .work_mode_normal }}
-          set:
-            source: modbus
-            {{- include "modbus" . | indent 10 }}
-            register:
-              address: 43000 # User Work Mode
-              type: writesingle
-              decode: uint16
-        # Disable RS485 Control Mode
-        - source: const
-          value: 21947
-          set:
-            source: modbus
-            {{- include "modbus" . | indent 10 }}
-            register:
-              address: 42000 # RS485 Control Mode = Disabled
-              type: writesingle
-              decode: uint16
-  {{- include "battery-params" . }}
-  {{- end }}