For testing plastics to which hazardous voltage parts are mounted (i.e. terminal backs, transformer bobbins, etc…) in accordance with most IEC, EN Standards and internationally harmonized UL and CSAStandards (950, 1010, 601, 335, etc.). The unit exerts 20 N force on sample. Entirely stainless steel. NOTE – this test is required to be conducted in an oven at an elevated ambient temperature.