930121  Pre-wired thermostat, A graduated temperature control unit that can be used anywhere you have a 120volt outlet. 
Application: Computer rooms, greenhouses, garages, vacation homes, construction sites, RV's , basements , and more.

RATING: 15 full load amps @ 120 Volts AC.

30 deg. F to 110 Deg.F temp. range 

930631 Line-voltage thermostat
Model T31 is a line-voltage thermostat f
uses a snap-acting switch for line or low voltage applications.
50° to 90°F (10° to 30°C), bimetal type