Marsons is one of the oldest and most reputed manufacturers of transformers in India with an infrastructure to supply transformers up to 160 MVA/220 kV class.

Having supplied over 200,000 power transformers over the last six decades, Marsons is the largest transformer manufacturer in Eastern and North Eastern India.

The company said, "Marsons is now pleased to announce another feather to its hat, the NABL accreditation of it's test lab, which will allow Marsons to conduct all routine tests and type tests including Impulse tests for transformers up to 132 kV class."

"This accreditation puts Marsons alongside reputed testing agencies such as CPRI Bhopal and ERDA, which is a matter of great pride for our organization," it added.

Shares of the company gained Rs 1.02, or 20%, to trade at Rs 6.12. The total volume of shares traded was 250,099 at the BSE (2.52 p.m., Friday).