B520a-upc Ceiling Fixture Box, 20 Cu. In., 4 X 2-1/4 In. Round Blue Pvc

The Carlon B520A-UPC is a new work ceiling box designed for light fixtures and junction boxes in residential and commercial electrical installations. This non-metallic PVC box provides a reliable housing for electrical connections, offering easier installation and lower costs compared to metal alternatives while maintaining full compliance with the National Electrical Code.

Built from durable blue PVC construction, this ceiling box accommodates multiple conductors and handles the wiring needs of standard light fixtures. The box's generous 20 cubic inch capacity and round design make it suitable for various fixture types, with convenient fixture spacing options that simplify mounting. Not intended for ceiling fan installations, this box is specifically engineered for lighting and junction applications where it provides safe, code-compliant wire containment and support.

Features and Benefits

• Non-Metallic PVC Construction: Easier to install than metal boxes with lower material and labor costs, while providing excellent durability and performance in electrical applications.
• Captive Nails with Integral Clamps: Six integral clamps and captive nails ensure secure, quick mounting to ceiling joists or framing members without additional fasteners.
• Flexible Fixture Spacing: Pre-designed spacing options for 2-3/4 inch and 3-1/2 inch fixture mounting accommodate a wide range of standard light fixture sizes.
• Ample Wire Capacity: 20 cubic inches of interior volume easily accommodates multiple conductors for complex lighting circuits and junction connections.
• Code Compliance: Listed for use with non-metallic sheathed cable per Article 314 of the National Electrical Code and rated to support fixtures up to 50 pounds.
• 90°C Connector Compatible: All PVC boxes are permissible for use with 90°C connectors.

Specifications

• Brand: Carlon
• Model: B520A-UPC
• Diameter: 4 inches
• Depth: 2-1/4 inches
• Volume: 20 cubic inches
• Material: Blue PVC (non-metallic)
• Wire Combination: 3/0 - 4/0
• Mounting Method: Captive nails with 6 integral clamps
• Fixture Spacing: 2-3/4 inches and 3-1/2 inches
• Maximum Fixture Support: 50 pounds
• Standards: NEMA OS-2, UL listed, RoHS compliant
• Application: Light fixtures and junction boxes only; not for ceiling fans

Descriptions are AI-generated. For accurate measurements, please call the store to confirm.