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Supported Meters

This overview shows which meters are compatible with the WattWächter products.

  • WattWächter Plus: Supported meters are detected automatically – no configuration required.
  • WattWächter WiFi/USB: Requires a Tasmota script matching your meter. The links in the table take you directly to the corresponding script on the Meter Scripts page.
  • WattWächter TTL: As a pure IR reading head, it is theoretically compatible with all meters with an optical interface. Data processing is handled by your own system – you need to write a suitable read-out script yourself. See WattWächter TTL.

Full data only after unlocking

Many meters only transmit a reduced data set without instantaneous power by default. To get the full data set, the meter must be unlocked with the PIN from your network operator – see Meter Preparation.

Electricity Meters

Manufacturer Model WattWächter Plus WattWächter WiFi/USB
Apator 12EC3 / 12EC3G ¹ ✅ auto-detected Script
APOX+ ✅ auto-detected Script
Lepus 3.060 ✅ auto-detected Script
Norax 1D+ ✅ auto-detected Script
Norax 3D ✅ auto-detected Script
Norax 3D+ ✅ auto-detected Script
Picus ✅ auto-detected Script
Baylan BM ¹ ✅ auto-detected Script
BT ¹ ✅ auto-detected Script
Digimeto GS303 ✅ auto-detected Script
DZG DVS7412 ✅ auto-detected Script
DVS7420 ✅ auto-detected Script
DVS7612 ✅ auto-detected Script
DWZE12 ✅ auto-detected Script
DWS7410 ✅ auto-detected Script
DWS7412 ✅ auto-detected Script
DWS7420 ✅ auto-detected Script
DWS7612 ✅ auto-detected Script
DWSB06 ✅ auto-detected Script
DWSB12 ✅ auto-detected Script
DWSB20 ✅ auto-detected Script
DWSE20 ✅ auto-detected Script
WS7612 ✅ auto-detected Script
EasyMeter M24 ✅ auto-detected Script
M60 ✅ auto-detected Script
M100 ✅ auto-detected Script
Q1A ✅ auto-detected Script
Q3A ✅ auto-detected Script
Q3B ✅ auto-detected Script
Q3C ✅ auto-detected Script
Q3D ✅ auto-detected Script
Q3M ✅ auto-detected Script
eBZ DD3 ... ODZ1 ✅ auto-detected Script
DD3 ... SMZ1 / DD3 ... SUZ1 ✅ auto-detected Script
MD3 ✅ auto-detected Script
WD3 ... SMZ1 ✅ auto-detected Script
EFR SGM C2 / C4 / C6 / C8 ✅ auto-detected Script
SGM D4 ✅ auto-detected Script
SGM-DD ✅ auto-detected Script
SGM-SM ✅ auto-detected Script
Elster AS1350 ✅ auto-detected Script
AS1440 ✅ auto-detected Script
AS1500 ¹ ✅ auto-detected Script
AS2018 ✅ auto-detected Script
AS2020 ✅ auto-detected Script
AS3500 ✅ auto-detected Script
T510 ✅ auto-detected Script
EMH eBZD ✅ auto-detected Script
ED300L ✅ auto-detected Script
ED300S ✅ auto-detected Script
eHZ ✅ auto-detected Script
eHZM ✅ auto-detected
ITZ ¹ ✅ auto-detected Script
mMe4.0 ✅ auto-detected Script
LZQJ-XC ¹ ✅ auto-detected Script
Hager EHZ161 ✅ auto-detected Script
EHZ361 ✅ auto-detected Script
EHZ363 ✅ auto-detected Script
Hausheld HBZ100 ✅ auto-detected Script
Holley DDZ285 ² ✅ auto-detected Script
DTZ541 ² ✅ auto-detected Script
EHZ541 ² ✅ auto-detected Script
Honeywell AS1350 ✅ auto-detected Script
AS1440 ✅ auto-detected Script
AS1500 ¹ ✅ auto-detected Script
AS2018 ✅ auto-detected Script
AS2020 ✅ auto-detected Script
AS3500 ✅ auto-detected Script
Iskra AM550 ¹ ✅ auto-detected Script
MT 171 ¹ ✅ auto-detected Script
MT 174 ¹ ✅ auto-detected Script
MT 175 ✅ auto-detected Script
MT 176 ✅ auto-detected Script
MT 382 ✅ auto-detected Script
MT 631 ✅ auto-detected Script
eHZ MT 681-D4A51-K0p ✅ auto-detected Script
eHZ MT 681-D4A52-K0p ✅ auto-detected Script
MT 681 ✅ auto-detected Script
MT 691 ✅ auto-detected Script
Itron ACE3000 Typ 260 ¹ ✅ auto-detected Script
ACE6000 DC4.. ¹ ✅ auto-detected Script
eHZ ✅ auto-detected Script
3.HZ ✅ auto-detected Script
HZ1 ✅ auto-detected Script
KAIFA MB310 ✅ auto-detected Script
Kamstrup 382 ¹ ✅ auto-detected Script
Landis + Gyr E220 ✅ auto-detected Script
E230 ✅ auto-detected Script
E320 ✅ auto-detected Script
E350 ✅ auto-detected Script
E650 ✅ auto-detected Script
ZMB120 ✅ auto-detected Script
ZMD120 ¹ ✅ auto-detected Script
Latronic L20 ✅ auto-detected Script
L30 ✅ auto-detected Script
Logarex LK11BE ² ✅ auto-detected Script
LK11BL ¹ ² ✅ auto-detected Script
LK13BD ¹ ² ✅ auto-detected Script
LK13BE803... ² ✅ auto-detected Script
LK13BE ² ✅ auto-detected Script
LK13BO ¹ ² ✅ auto-detected Script
MetCom MCS301 ✅ auto-detected Script
NZR ITZ-D ✅ auto-detected Script
PAFAL 20EC3gr ¹ ✅ auto-detected Script
Sagemcom Smarty BZ-Plus ✅ auto-detected Script
Siemens TD-3511 ✅ auto-detected Script
ZPA GH302 ✅ auto-detected Script
GH305 ✅ auto-detected Script
GS303 ✅ auto-detected Script
ZE311 ¹ ✅ auto-detected Script
ZE314 ¹ ✅ auto-detected Script

¹ The meter does not transmit instantaneous power via the optical interface, only meter readings (plus additional values depending on the model). ² Limited compatibility: some units have a weak IR transmit diode on the meter, which can make read-out unreliable.

Heat and Water Meters

These meters are currently only supported by the WattWächter WiFi/USB:

Manufacturer Model Type WattWächter WiFi/USB
Engelmann SensoStar E / U Heat meter Script
Kamstrup Multical 4.. / 6.. / 8.. Heat meter Script
Multical 21 Water meter Script
Landis + Gyr T550 Heat meter Script
MetCom Ultramess C3 Heat meter Script
Sensus Pollucom F Heat meter Script

Meter not listed?

If your meter does not appear here, contact SmartCircuits support – a matching script can often be added. Alternatively, the WattWächter TTL lets you read any meter with an optical interface using your own script.