Hydra Electric
Named as the FAA publishes it on its approvals.
Approved to make 1 class of equipment. FAA spelling: Hydra Electric.
Equipment approvals technical standard order authorisations
2015-07-13TSO-C47a · FUEL, OIL, AND HYDRAULIC PRESSURE INSTRUMENTS · Pressure Sensor Unit, Pressure Sensor Unit, Pressure Sensor Unit · heating, ice protection and utility systems
Source: FAA Dynamic Regulatory System (type certificate data sheets, supplemental type certificates, parts manufacturer approvals, technical standard order authorisations). An organisation's name is as the FAA spelled it on each record; related spellings are separate pages.