See General Information for Low-voltage Lighting Systems, Power Units, Luminaires and Fittings
ARDEE LIGHTING INC E130687
639 WASHBURN SWITCH RD
PO BOX 1769
SHELBY, NC 28151 USA
Cabinet Lights, Series ACL and MC25.
CLIKSTRIP inserts, Cat. Nos. HIBLC, HIBLF, HIF, HIFS, HIR.
Fixture assembly, Cat. No. SKMa# where # designates color and may be any letter A thru Z and may be any number 1 thru 4 or any of the following: 3L20, 3L40, 3L60, 4L20, 4L40, 4L60.
Low voltage cabinet light system, Series DISKUS with or without additional suffix with Class 2 transformer.
Here is that number searched on the UL web site. As you can see these fixtures are NOT listed for closets. Look closely and see if you see the word cabinet instead of closet.