2021UL 1097-2021 UL Standard for Safety Double Insulation Systems for Use in Electrical Equipment (Sixth Edition; Reprint with revisions through and including April 26@ 2016)
2012UL 1097-2012 UL Standard for Safety Double Insulation Systems for Use in Electrical Equipment (Sixth Edition; Reprint with revisions through and including April 26@ 2016)
2011UL 1097 BULLETIN-2011 UL Standard for Safety Double Insulation Systems for Use in Electrical Equipment (COMMENTS DUE: January 16@ 2012)
2004UL 1097-2004 UL Standard for Safety Double Insulation Systems for Use in Electrical Equipment Fifth Edition
1997UL 1097-1997 Double insulation systems for use in electrical equipment
1993UL 1097-1993 Double insulation systems for use in electrical equipment