“UL 542:1999” has been added to your cart. View cart Home UL UL Subject 506:2012 UL Subject 506:2012$161.81 Original price was: $161.81.$80.00Current price is: $80.00. Standard for Specialty Transformers (CSDS Proposal, 7/27/2012) Underwriters Laboratories , 07/27/2012 UL Subject 506:2012 quantity Add to cart Category: UL Description Standard By:Underwriters Laboratories , 07/27/2012 Published:07/27/2012 Related products UL Subject 1971:1999 $215.53 Original price was: $215.53.$107.00Current price is: $107.00. Add to cart UL Subject 2329:1999 $290.32 Original price was: $290.32.$145.00Current price is: $145.00. Add to cart UL Subject 60730-2-4:1999 $200.80 Original price was: $200.80.$100.00Current price is: $100.00. Add to cart UL Subject 1573:1999 $118.16 Original price was: $118.16.$59.00Current price is: $59.00. Add to cart UL Subject 1686:1999 $119.03 Original price was: $119.03.$59.00Current price is: $59.00. Add to cart UL Subject 676:1999 $247.42 Original price was: $247.42.$123.00Current price is: $123.00. Add to cart UL Subject 183:1999 $241.75 Original price was: $241.75.$120.00Current price is: $120.00. Add to cart UL Subject 10:1999 $193.42 Original price was: $193.42.$96.00Current price is: $96.00. Add to cart UL Subject 181B:1999 $187.58 Original price was: $187.58.$93.00Current price is: $93.00. Add to cart UL 542:1999 $133.96 Original price was: $133.96.$66.00Current price is: $66.00. Add to cart