Beginning with its inception in 1977, Glassman High Voltage has become the premier worldwide supplier of high voltage power supply technology to original equipment manufacturers, laboratories and a very diverse group of research facilities. Glassman products feature our proprietary air insulation technology and inverter circuit designs that ensure long-term stability and high reliability performance. Our reputation as a market leader in the DC power supply field has been built upon our dedication and investment in technology development, lean manufacturing principles, and after-sale customer support that is second to none in our industry.