Buchholz Relay with Aluminium Pressure Die Casted Body detects minor and major faults in a transformer thus, avoid the occurrence of any damage. Yogya Enterprises is an ISO 9001-2000 awarded company that manufactures Buchholz Relay with Aluminium Pressure Die Casted Body. Yogya Enterprises also manufactures power transformer components, electrical transformer components, power transformer breathers, metallic breathers, prismatic gauge glass. Buchholz Relay with Aluminium Pressure Die Casted Body come with mercury switches for alarm and trip. It also shuts down the transformer in case of rapid increase of gases. It is available with 25 NB size.