Orbit Industries FSB-NBH Switch Box 4x4x1.5 in Fan Support

Product Description

The ORBIT INDUSTRIES FSB-NBH is a new construction fan support switch box designed for residential and commercial electrical wiring installations. Fabricated from 16-gauge sheet steel, this box measures 4 inches x 4 inches x 1-1/2 inches deep and is built to support ceiling fans and light fixtures between joists. It ships with three 1/2-inch knockouts and two loom knockouts, giving installers flexible conduit and cable entry options. The adjustable bar hanger spans 16 inches to 24 inches, accommodating standard joist spacing without requiring additional hardware.

This fan support box is suited for new construction framing where ceiling joists are exposed and accessible. Electricians use it to secure ceiling fans, fixtures, or junction applications in wood-frame residential homes and light commercial builds. The adjustable hanger slides to fit joist spacings from 16 inches to 24 inches, making it compatible with both standard and wide-spaced framing layouts. The steel construction meets the structural requirements for fan-rated box installations.

Key Features

• 4 inches x 4 inches x 1-1/2 inches deep steel switch box construction
• 16-gauge sheet steel for structural rigidity and fan support rating
• Adjustable bar hanger spans 16 inches to 24 inches for standard joist spacing
• Three 1/2-inch knockouts for conduit or cable entry
• Two loom knockouts for flexible wiring routes
• Designed for new construction ceiling fan and fixture installations

Compatibility

Designed as an OEM-style replacement and new construction fan support switch box for residential and light commercial electrical installations requiring a 4 inches x 4 inches x 1-1/2 inches steel box with adjustable bar hanger support.

Installation Notes

Installation is performed by a licensed electrician in accordance with NEC requirements for fan-rated ceiling boxes. Power to the circuit must be shut off at the breaker panel before any wiring work begins. The adjustable hanger bar should be secured firmly between joists before the box is loaded with a fixture or fan. Verify the box is rated for the weight of the intended ceiling fan prior to installation.

Technical Specifications

• Box Dimensions: 4 inches x 4 inches x 1-1/2 inches
• Material: 16-gauge sheet steel
• Knockout Size: 1/2 inch (3 knockouts)
• Loom Knockouts: 2
• Hanger Span: 16 inches to 24 inches
• Application: New construction fan support
• UPC: 835243012837

Standard Information

• Brand: ORBIT INDUSTRIES
• Manufacturer Part Number: FSB-NBH