electric and electronic control apparatus, namely, programmable, parametric, step, speed and multifunction controllers for controlling heating, ventilating and air conditioning (HVAC) units and systems and heating, ventilating, air conditioning and refrigeration (HVAC/r) units and systems and digital thermostats; pressure stats for refrigeration, food preparation and heating, ventilating and air conditioning machinery and devices; humidity control apparatus in the nature of humidistats; digit...

ELECTRIC AND ELECTRONIC CONTROL APPARATUS, namely, PROGRAMMABLE, PARAMETRIC, STEP, SPEED AND MULTIFUNCTION CONTROLLERS FOR CONTROLLING HEATING, VENTILATING AND AIR CONDITIONING (HVAC) UNITS AND SYSTEMS AND HEATING, VENTILATING, AIR CONDITIONING AND REFRIGERATION (HVAC/R) UNITS AND SYSTEMS AND DIGITAL THERMOSTATS; PRESSURE STATS FOR REFRIGERATION, FOOD PREPARATION AND HEATING, VENTILATING AND AIR CONDITIONING MACHINERY AND DEVICES; HUMIDITY CONTROL APPARATUS IN THE NATURE OF HUMIDISTATS; [ HUM...

Electric and electronic control apparatus, namely, digital thermostats, digital multifunction controllers, digital humidity indicators, digital humidistats, digital pressure indicators, digital pressurestats for refrigeration, food preparation and heating, ventilating and air conditioning, digital thermostats with defrost timers, digital step controllers, digital compressor rack controllers, speed controllers for refrigeration and heating, ventilating and air conditioning, digital thermometer...