Dwyer Instruments DFS2-DM20 Low Limit Temperature Control Switch M/R 20' Capillary

The Dwyer Instruments DFS2-DM20 manual reset temperature switch that protects HVAC systems through low limit freeze protection. The precision thermistor sensor within this part tracks temperatures from -100 to 400°F through its 20-foot capillary length. This switch protects cooling coils from frost formation through its temperature detection capability which operates at safety values starting from 34°F and below. This part maintains reliability in typical settings because of its high-quality construction which makes it perfect for industrial use. The system delivers dependable temperature control while also offering straightforward installation and signals the building management system to improve system performance and safety levels.