TekOnline

Category: hvac

  • 4-Zone Wall Controller Compatibility List

    Check whether the TekOnline 4-Zone Wall Controller is a likely replacement for your existing 4-zone wall controller, including the SZ-SW4, and see what details to send before ordering.

  • ESPHome 8-Zone HVAC Controller V2 Setup Guide

    Thanks for purchasing the ESPHome 8-Zone HVAC Controller V2. This guide shows you how to: connect the board by USB flash it in ESPHome add it to Home Assistant check the logs to confirm the board is responding adjust relay inversion settings if a zone behaves backwards then connect 24V AC so the relays can…

  • Can I Replace My iZone System with an ESPHome HVAC Zone Controller?

    If you are currently using an iZone system and wondering whether our ESPHome 24V AC HVAC Zone Controller is a simple plug-in replacement, you are definitely not alone. This is one of the most common questions we get. The honest answer is: sometimes yes, sometimes no. It really depends on how your existing air conditioning…