“UL Subject 142:1999” has been added to your cart. View cart Home UL UL Subject 508C:2017 UL Subject 508C:2017$135.01 Original price was: $135.01.$67.00Current price is: $67.00. Standard for Power Conversion Equipment (Bulletin, 3/31/2017) Underwriters Laboratories , 03/31/2017 UL Subject 508C:2017 quantity Add to cart Category: UL Description Standard By:Underwriters Laboratories , 03/31/2017 Published:03/31/2017 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 $120.39 Original price was: $120.39.$60.00Current price is: $60.00. Add to cart UL 224:1999 $103.11 Original price was: $103.11.$51.00Current price is: $51.00. 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 466:1999 $126.07 Original price was: $126.07.$63.00Current price is: $63.00. Add to cart UL 768:1999 $222.51 Original price was: $222.51.$111.00Current price is: $111.00. Add to cart UL 507:1999 $155.31 Original price was: $155.31.$77.00Current price is: $77.00. 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 2329:1999 $290.32 Original price was: $290.32.$145.00Current price is: $145.00. Add to cart UL Subject 252:1999 $149.22 Original price was: $149.22.$74.00Current price is: $74.00. Add to cart