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Carlon

4-Inch X 2-1/4-Inch 1-Gang Polycarbonate Blue Captive Nail Mounting

Mfg.#
B520P-UPC
Sku#
2081867
  • All ceiling boxes are produced from a high heat-resistant material developed specifically for fixture support applications

* Estimated stock levels as of Thu, Apr 16, 2026. All items subject to prior sale. Prices may vary between stores and online. Please call ahead to confirm availability of items marked as Limited Stock.

Description

Ceiling box with captive nails, ground lug and screw attached. Fixture spacing for 2-3/4 and 3-1/2 in. 6 integral clamps. Listed for fixture support up to 50 lb. 4 in Dia x 2-1/4 in D. UL listed. Meets NEMA OS-2.

Specifications

General

Cable Entry Clamp
Color Blue
Cubic Capacity 20 cu-in
Includes Ground Lug
Material Polycarbonate
Mounting Type Captive Nail
Number of Gangs 1
Shape Round
Suitable for Fixture Support Up to 50 lb
Type Ceiling Box

Dimensions

Depth 4 in
Height 12.12 in
Width 4 in

Manufacturing Details
The following information is subject to change without notice

Country of Origin US
Shop USA Yes

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