HEATKEYS

Gems™ Sensors & Controls - Leading manufacturer of pressure switches & sensors, level switches, flow switches, proximity switches & liquid level sensors used in various industries.

Tank Water Level Indicator -Simple, reliable, cost effective tank level indicator

Innovative Components: we develop quality level sensors designed to add value to your product, and to meet the diverse needs of your business specializing in Level Control, Level Sensor, Liquid Level, Level Indicator, Float Switch.

Full line catalog of Industrial controls including pressure gages, manometers, pressure-switches, transmitters, flowmeters, flow-switches, pitot tubes, anemometers, air velocity instruments, Level-Switches, temperature-controllers, thermocouples, RTD

Manufacturer of a full line gauges including mechanical liquid level gauge, leak detection gauge, overfill gauge, generator subase and remote reading level gauges. Also a line of battery operated level alarms and digital displays.

NAG Marine sells Bilge Oily Water Separators, Oil Content Monitors, Tank Level Indicators, IMO MEPC 107(49) 5ppm and 15ppm Bilge Alarms, Ballast Water Treatment Systems, ABS Approved Marine Computers, and Mil-Spec Shock Computers for Ships.