9 Electrical apparatus for the commercial food service industry, namely, control valves for regulating flow of gases and liquids, electrical controls for defrost of refrigeration equipment, dial knobs being component parts of timing dials, automatic valves for drains, electric buzzers, electronic touch sensitive switches, electric thermal cutouts functioning as a safety device for monitoring oven temperature, flame sensors for use with cooking equipment, electric switches for controlling flames for use in cooking equipment, float switches for warewashing and cooking equipment, electrical fuse holders, electrical fuses, glass liquid level gauge tubes, electrical resistance heating wires, computer interface boards, electricity limiting switches, liquid level controls in the nature of flow switches for controlling the flow of liquids, magnetrons for use in generating alternating currents at microwave frequencies, magnets, electric contacts for mercury, electrodes for ovens, electrical pin connectors, luminous pointer knobs, potentiometers, proximity switches, push switches for cooking equipment, electric relays, electric relay contractors, pressure relief valves for warewashing and cooking equipment, electric rocker switches for switching off motors, thermally activated manually resettable fire safety valves, sensors for detecting temperature, solenoid valves, sound devices, namely, for commercial cooking equipment alerts, spark sensors for commercial cooking equipment, electrical switch assemblies comprised of switch, hardware and mounting plates, electrical switches, temperature controllers for cooking, refrigeration, and warewashing equipment, temperature probes, electrical terminal blocks, thermal sensors for cooking, refrigeration, and warewashing equipment, thermistors kits comprised of thermistor, wire, and shrink tubing, thermocouples, thermopiles, thermostat dials, thermostats, timer switches, electric toggle switches, transformers, thermionic tube adapters, water level probes, water level sensors, electrical probes and controllers for measuring and controlling ice thickness for ice machines, electronic valves for controlling gas flow