Resideo TH140-28-01-B Programmable Thermostat 320788-704 Industrial-Grade Reliability: Built with high-quality

Industrial-Grade Reliability: Built with high-quality relay contacts to handle the inductive loads of unit heater fan motors in demanding environments

the internal safety interlock switch is paramount

making it an ideal choice for low-voltage control circuits in HVACR and industrial applications

while the universal breakout bracket facilitates seamless retrofitting across multiple brands

you know that keeping a system clean and dry is the baseline for preventing mid-summer callbacks

Resideo TH140-28-01-B Programmable Thermostat 320788-704 Industrial-Grade Reliability: Built with high-qualityThe Resideo TH140 28 01 B Programmable Thermostat is a versatile 7 day programmable digital thermostat designed for high precision control in hydronic, line voltage, and low voltage heating environments. Engineered to handle everything from millivolt systems to 240 Vac heating applications, this unit is a staple for technicians installing electric baseboard heaters, as well as gas or oil fired boilers. With a single pole double throw (SPDT) switching