heatpump-hydraulic-card
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heatpump-hydraulic-card Sturmi77/heatpump-hydraulic-card

Animated hydraulic schematic card for heat pumps in Home Assistant – power sources, diverter valve, tanks, heating circuit. Zero-config presets for Lambda, Viessmann, Vaillant, Bosch/Buderus (EMS-ESP) and Panasonic Aquarea.

https://sturmi77.github.io/heatpump-hydraulic-card/ ↗
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// solo builder// help wanted// hidden gem// release machine custom-carddashboardhacsheat-pumpheatpumphome-assistantlambdalovelacelovelace-cardbuderus ?
10-2026 · today · Sturmi77
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// readme

Heat Pump Hydraulic Card

An animated hydraulic schematic for heat pumps in Home Assistant: air, ground (brine) and groundwater sources.

It shows electricity flowing from PV, battery and grid into the heat pump, the diverter valve switching between hot water and heating, colour-coded tanks, the heating circuits and your rooms. Animation speed follows the real flow rate. The core is vendor-neutral, and presets make it zero-config for popular heat pumps (supported heat pumps).

Try the live demo: every preset in heating, hot water, defrost and standby, the automatic/night/contrast card themes, English, German and an example custom Dutch translation, with the matching card configuration. Runs in the browser with simulated data, no Home Assistant needed.

Getting started

  1. Install the card through HACS: search for Heat Pump Hydraulic Card, download it and reload the browser (details).
  2. Add the card: edit a dashboard, Add card, pick Heat Pump Hydraulic Card. It looks for a supported integration and fills in the preset; without one…