Viessmann

2 boards

KiCad boards from 2 GitHub repositories tagged “viessmann”, the most starred first; open any of them in PCBKit.

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
2 layers74 × 35.5 mm
Heater controller
Plokkke/viessmann-optolink-esphome
ESPHome / Home Assistant Optolink adapter for Viessmann Vitodens 222-W (Vitotronic 200 HO1B): DIY IR interface on an ESP32-C3, through-hole KiCad PCB with mains supply, 3D-printed enclosure.
10 partsMIT

Hcv