“UL Subject 2329:1999” has been added to your cart. View cart Home UL UL Subject 639:2013 UL Subject 639:2013$158.60 Original price was: $158.60.$79.00Current price is: $79.00. Standard for Intrusion-Detection Units (CSDS Proposal, 2/1/2013) Underwriters Laboratories , 02/01/2013 UL Subject 639:2013 quantity Add to cart Category: UL Description Standard By:Underwriters Laboratories , 02/01/2013 Published:02/01/2013 Related products UL Subject 83:1999 $244.01 Original price was: $244.01.$122.00Current price is: $122.00. 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 1690:1999 $202.66 Original price was: $202.66.$101.00Current price is: $101.00. Add to cart UL 768:1999 $222.51 Original price was: $222.51.$111.00Current price is: $111.00. Add to cart UL 1413 $631.00 Original price was: $631.00.$315.00Current price is: $315.00. Add to cart UL 1416 $502.00 Original price was: $502.00.$251.00Current price is: $251.00. 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 6500:1999 $213.52 Original price was: $213.52.$106.00Current price is: $106.00. Add to cart UL 507:1999 $155.31 Original price was: $155.31.$77.00Current price is: $77.00. Add to cart UL Subject 1062:1999 $282.91 Original price was: $282.91.$141.00Current price is: $141.00. Add to cart