CADET 72811 Single Pole Line Voltage Dual Diaphragm temperature Control Heat Wall Thermostat White (T4398A) (08131)

The T4398 Series Performance Thermostat:
Line Voltage Dual Diaphragm temperature Control Heat Wall Thermostat
The vast majority of line-voltage thermostats employ a bimetallic element to sense and control the heaters. This design works on the principle that different metals expand and contract at different rates as the heat and cool. These thermostats are cheap to make, but they tend to be inaccurate and to allow a very broad deadband. The deadband is the temperature range between (more…)