Entramarc is an engineering business, which has been trading since 1972. The main business activity of the company is the supply of flexible couplings and related equipment to the power transmission industry. Initially, only couplings for diesel engines and water pumps were supplied. The range has been extended to include couplings for nearly every application, from simple tachometer drives to torsionally complex marine main propulsion systems. The product range also includes diesel hydraulic splitter gear boxes, hydraulic oil coolers, high performance diesel engine radiators, engine mounts and rubber-metal bonded components for the railways.