2 layers49.5 × 40.5 mm

Hcv
chrkir/hcv
Local Viessmann E3 CAN-bus to MQTT bridge for Vitocal heat pumps. Features Home Assistant Auto-Discovery, ESP32 firmware, and Open Hardware.
32 parts9
Open-source boards designed in KiCad by chrkir on GitHub, from 1 repository. A board’s address here is its repository’s there.

chrkir/hcv
Local Viessmann E3 CAN-bus to MQTT bridge for Vitocal heat pumps. Features Home Assistant Auto-Discovery, ESP32 firmware, and Open Hardware.