“UL Subject 1971:1999” 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 224:1999 $103.11 Original price was: $103.11.$51.00Current price is: $51.00. Add to cart UL Subject 508:1999 $136.87 Original price was: $136.87.$68.00Current price is: $68.00. Add to cart UL Subject 60730-2-4:1999 $200.80 Original price was: $200.80.$100.00Current price is: $100.00. 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 1450:1999 $261.78 Original price was: $261.78.$130.00Current price is: $130.00. 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 466:1999 $126.07 Original price was: $126.07.$63.00Current price is: $63.00. 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 83:1999 $244.01 Original price was: $244.01.$122.00Current price is: $122.00. Add to cart UL Subject 6500:1999 $213.52 Original price was: $213.52.$106.00Current price is: $106.00. Add to cart