While Type E and E2 share many design characteristics

Durable Construction: Components are built to withstand the rigors of HVAC troubleshooting and industrial fluid control

maintaining the integrity of the thermistor resistance curve is essential for preventing system lockouts and maintaining COP efficiency

If horizontal

By upgrading a failed unit with this genuine Nordyne replacement part

Resideo TL8230A1003 Thermostat 319847-401 While Type E and E2The Resideo TL8230A1003 is a high performance LineVoltPro 8000 digital thermostat engineered specifically for 208 240 Vac resistive heating systems. This 7 day programmable thermostat features a DPST switching action, effectively breaking both sides of the line for a positive "off" during the shoulder seasons. Designed for contractors who prioritize precision, it provides electronic line voltage control within + 1F, significantly reducing the "swing"