Transformer oil tester unit,oil testing device,oil detection set: 1.LCD displayer. 2.Result printing system. 3.IEC156. ... Transformer oil tester unit,oil testing device,oil detection set: 1.LCD displayer oil tester. 2.oil tester with ... off state can continue to run.5. Anti-interference ability6. Detection with high precision7. Small size, light weight, easy operationsTechnical Parameters ...