ems-esp

EMS-ESP Adapter

Domoticz plugin for the EMS Wi-Fi Gateway with Proddy's EMS-ESP firmware

Official documentation for EMS-ESP

Gesundheits-Check für Wärmepumpen in Home Assistant: Arbeitszahlen je Modus und Zeitraum, Takte, Abtauungen – nur lesend, lokal (HACS)

Home-Assistant-Integration: schaltet Buderus-/Bosch-/Junkers-Wärmepumpen über EMS-ESP bei PV-Überschuss in den PV-/SG-Ready-Betrieb. Akku-Vorrang, Solcast-Prognose, Kompressorleistung folgt dem Überschuss, Beobachtungsmodus, Dashboard-Karte. Erfolgreich getestet mit Buderus WLW186i. English docs included.

An open-source hardware interface designed to safely connect microcontrollers (like ESP32 or Raspberry Pi) to the EMS (Energy Management System) bus used by Bosch, Buderus, Junkers, IVT and Nefit heating systems.

Custom component for receiving mqtt values from ems-esp

Python based command-line flash updater for EMS-ESP

Homey Pro app for EMS-ESP gateways: discovers heat pump / boiler values automatically through the REST API, no MQTT

Live Lovelace diagram of a Nefit-Bosch EnviLine heat pump via EMS-ESP

SCADA-style heat pump dashboard for Home Assistant (Buderus/Bosch via EMS-ESP)

Animated all-in-one heating schematic card for Home Assistant – boiler, heating circuit, DHW tank and solar thermal in one view. Built for Buderus/Bosch systems via EMS-ESP, read-only by design.

HomeAssistant Integration for EMS-ESP

Weather-compensated flow temperature control for Home Assistant, with forecast, sun, wind and room feedback

Home Assistant card: energy, heat and performance factors of an EMS-ESP heat pump from long-term statistics