Ham-Let manufactures compression fittings and valves for use in the oil and gas, atomic energy, and semiconductor industries. In addition to providing a wide range of standard instrumentation solutions, Ham-Let offers solutions for measurement and control. The companys other products include subsea and topside valves, high-purity connectors, diaphragm valves, filters, flexible hoses, and pressure gauges.
In 2017 the Ham-Let Group opened the Let-Lab Industry 4.0 Lab. The lab seeks to collaborate with startups from various fields using IIoT technology, with areas of interest including predictive maintenance and artificial intelligence.