Community
Share your experience, add your meter to the list, read reviews, or get help from other S0tool users.
Compatible Meters
| Brand | Model | Type | Status | Region | Notes |
|---|---|---|---|---|---|
| Elster | V200 | 💧 Water | Compatible | NL | |
| Itron | Aquadis+ | 💧 Water | Compatible | NL | |
| Sensus | 620 | 💧 Water | Compatible | NL | |
| Maddalena | CD SD Plus | 💧 Water | Compatible | BE | |
| Actaris | Single-Jet | 💧 Water | Compatible | NL | |
| Zenner | MNK-RP-N | 💧 Water | Compatible | DE | |
| Kamstrup | Multical 21 | 💧 Water | Compatible | EU | |
| Diehl | Hydrus | 💧 Water | Compatible | EU |
Add a Compatible Water Meter
Know a water meter (NPN sensor) that works with S0tool? Share it so others can benefit!
Opens the GitHub Discussion with your meter pre-filled. A free GitHub account is required. A maintainer will add it to the list once verified.
| Brand | Model | Type | Status | Region | Notes |
|---|---|---|---|---|---|
| Eastron | SDM120 / SDM220 | ⚡ kWh | Compatible | EU | S0 pulse terminals |
| ABB | B23 / B24 series | ⚡ kWh | Compatible | EU | External S0 wiring required |
| Schneider | iEM3000 series | ⚡ kWh | Compatible | EU | Needs S0 connection setup |
| Carlo Gavazzi | EM24 / EM340 | ⚡ kWh | Compatible | EU | Pulse settings configurable |
| Finder | 7E.23 / 7E.36 | ⚡ kWh | Compatible | EU | DIN rail mountable |
| Eltako | DSZ15D-3x80A | ⚡ kWh | Compatible | EU | DIN rail mountable |
Add a Compatible kWh Meter
Know a kWh / energy meter (S0 port) that works with S0tool? Share it so others can benefit!
Opens the GitHub Discussion with your meter pre-filled. A free GitHub account is required. A maintainer will add it to the list once verified.
Meter Reviews
Has the S0tool worked on your meter? Fill in the form and submit via GitHub — your review appears here once approved with the label meter-review.
Add Your Review
Opens a pre-filled GitHub Issue. Free GitHub account required. Review appears once labeled meter-review by a maintainer.
Wiki & Docs
Detailed guides on the S0tool wiki at Huizebruin.nl (Dutch):
Discord Community
Join the S0tool Discord server for help, tips and sharing your setup. The server is primarily Dutch, but has dedicated English channels for international users.
Dutch channels
Help, questions and tips about S0tool, Home Assistant and ESPHome — in Dutch.
English channels
Dedicated English-language channels for S0tool questions and international community support.
Shop Reviews
Rated 4.8 / 5 based on 38 reviews from buyers of the ready-made S0tool on the Huizebruin shop.
“Works perfectly on my Itron Aquadis+. Installed in under 10 minutes and immediately visible in Home Assistant.”
“Great product. Finally insight into my water usage. Installation via the website works flawlessly.”
“Also reading the kWh meter of my heat pump. Amazing value for money!”
“Fast shipping, clear instructions. Takes a little getting used to but works great. Highly recommended!”
“Super handy tool. Works great with my Sensus 620 water meter. Installation was straightforward.”