high-grade plastic construction prevents warping and maintains color consistency over time

This York furnace control board acts as the primary logic controller for your heating system

Operating at 24Vac (50/60 Hz) with a 10-watt power draw

leading to localized stress and immediate failure during the first heat cycle

Venstar VST1100FS Thermostat Els PW 29614 high-grade plastic construction prevents warpingThe Venstar VST1100FS is a professional grade, 7 day programmable thermostat engineered specifically for multi stage HVAC systems. As a direct replacement for HH07AT215, this unit offers a seamless retrofit for contractors maintaining older Carrier or standard 24V installations. This 2H 2C heat pump thermostat supports up to 2 stage heating and 2 stage cooling, featuring an intuitive auto changeover function to manage temperature fluctuations without