This model typically carries a 1

This high-limit safety control features a 230°F cut-out temperature

It provides active flow modulation based on evaporator load

Optimized Airflow: The wire-grid spacing is technically calibrated to maximize HVAC system protection while minimizing static pressure drop

outperforming standard rubber in mechanical drive applications

Resideo T812A1010 Thermostat 340155-7026 This model typically carries aEngineered for reliable, low voltage control of single stage heating systems, the Resideo T812A1010 Thermostat is a staple for service calls requiring a durable, non programmable heat only thermostat. This unit features a snap acting bimetal switch that eliminates the need for precise leveling during installation and avoids the use of mercury. Field tested for 24 Vac heating systems, it operates on a Single Pole Single Throw (SPST switching action)