Engineered for zero-leak DGA sampling, Operator and Plant Safety. The gold standard in transformer oil sampling — where precision meets absolute repeatability.

Pictured - Non-Return Trans-Sample coupling for installation on a BESS transformer

Complete coupling units ready for quality testing and certification
Request the full technical data sheet with your quotation.
It has come to our attention that a large contracting company in New Zealand is passing off cheap hydraulic couplings as Trans Sample Couplings. This company has installed their couplings across a major network and without actually understanding hydraulic couplings will fail in service. This is now what is being experienced.
There is only one genuine Trans Sample coupling — if it is not engraved Trans Sample, it's not a Trans Sample.