Cut Sheet

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Item Description Cat. No. Diameter Depth Specifications
Blank Cover 2336 4 1/2" (114mm) — Use with any round nonmetallic device box
to convert into junction box.
Round 2337A 5 1/2" (140mm) 1" (25mm) For hanging fixtures, smoke/fire alarms and
Extension other security devices with 3 1/2" (89mm) or
Box 4 1/16" (103mm) mounting centers. 5 1/2"
(140mm) diameter with open base. Not for
use with ceiling fans.
Fixture Box 2338A 5 1/2" (140mm) 1" (25mm) For hanging smoke/fire alarms and other
security devices with 3 1/2" (89mm) or
4 1/16" (103mm) mounting centers. Not
for use with ceiling fans.
400, 800, 2300 Series Raceway Round Fixture Boxes for Non-Divided Raceway Ordering Information
NOTE: No suffix denotes ivory finish. Add “–WH” suffix for white finish.