LEVEL-TEMP LOW VOLTAGE CONTROL SYSTEMS FOR ELECTRIC HEAT Provides Silent Operation and Narrow Differential Control for Heating or Cooling Installations for use with a 2-Wire 24 Volt Thermostat • Level-Temp allows low voltage 2-wire thermostat to control line voltage loads such as baseboard heaters. • Conduit hub or screw mounting. • Ideal for all types of electrical heat. • Non-critical mounting angle. Universal break-off mounting tabs.