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This is to certify that representative samples of the product as specified on this certificate were tested
according to the current UL requirements.
Product Covered:
USL, CNL - Type TK series Boxes Junction and Pull, includes:
Cat. No.: TK PC followed by 1811, 1818, 2518 or 3625 followed by 6f, 8f, 9, 11, 13f, 16 or 21 and
followed by o, m, c, tm or to.
Cat. No.: TK PC followed by 1813, followed by 9, 11, 13f or 16 and followed by o, m, c, tm or to.
Alternate designations for bottom part:
TK PC followed by 1811, 1818, 2518 or 3625 followed by 6f, 8f, 9, 11, 13f, 16 or 21
TK PC followed by 1813, followed by 9, 11, 13f or 16
Alternate designation for transparent cover: TK PC followed by 1811, 1818, 2518 or 3625 followed by
6f, 8f, 9, 11, 13f, 16 or 21 followed by tc
TK PC followed by 1813, followed by 9, 11, 13f or 16 followed by tc
Alternate designation for intransparent cover: TK PC followed by 1811, 1818, 2518 or 3625 followed by
6f, 8f, 9, 11, 13f, 16 or 21 followed by c
TK PC followed by 1813, followed by 9, 11, 13f or 16 followed by c
Enclosure Type TK PC provided with light gray, black and transparent covers carries the following
ratings, Type 4X and 12K or 12.