“UL 224:1999” 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 1670:1999 $159.67 Original price was: $159.67.$79.00Current price is: $79.00. Add to cart UL Subject 1062:1999 $282.91 Original price was: $282.91.$141.00Current price is: $141.00. 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 1450:1999 $261.78 Original price was: $261.78.$130.00Current price is: $130.00. 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 142:1999 $178.40 Original price was: $178.40.$89.00Current price is: $89.00. Add to cart UL Subject 1063:1999 $297.76 Original price was: $297.76.$148.00Current price is: $148.00. 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 508:1999 $136.87 Original price was: $136.87.$68.00Current price is: $68.00. Add to cart UL 542:1999 $133.96 Original price was: $133.96.$66.00Current price is: $66.00. Add to cart