Thermostats; Capacitors; Climate control systems consisting of digital thermostats for cooling equipment, and a programmable logic controller (PLC) with input and output features for temperature and humidity, which works with a remote digital read out controller; Climate control systems consisting of digital thermostats, air conditioning, heating, ventilation and drying control devices; Coolant-temperature sensors; Electric cables, wires, conductors and connection fittings therefor; Electric ...