Commercial Electric 4 in. Round 1/2 in. Deep 5.9 cu. in. Metallic Ceiling Fan/Light Fixture Pancake Box for Old/New Work CMB50 - The Home Depot
Steel City 4 In. New Construction Octagon Ceiling Fan Support Box 54171 FCFB, 1 - Harris Teeter
Westinghouse 0110000 Saf-T-Brace® Dual Mount Light Fixture / Ceiling Fan Box Support, New/Retrofit, 15.5in³ | Independent Electric
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Thomas & Betts Steel City Ceiling Fan Fixture Deep Box - Fort Mitchell, AL - Fort Mitchell Trading Post & Hardware
Arlington FS420SCL Suspended Ceiling Fan Box w/ Mounting Bar, Steel, 20 cu.in | Capital Electric Supply
Steel City 4 In. New Construction Octagon Ceiling Fan Box with Brace | Hammer & Wikan
Arlington FBRS415-1 Steel Fan and Fixture Mounting Box with Adjustable Mounting Bracket, For New Construction, 16-24-inches, Metallic, 1-Pack - Electrical Boxes - Amazon.com
TP275 | Eaton Crouse-Hinds series ceiling fan box | Eaton
Thomas & Betts Steel City Pre-Galvanized Steel Octagon Ceiling Fan Support Box - - Lumber Barn
Westinghouse Lighting 0124000 Sidemount Plus Fan Box, 2-1/8 Inch Deep Gray - Chandeliers - Amazon.com
20 pack #296 15.8 Cu. In. 4" Round 1.5" Deep Steel 1-gang Ceiling Fan Box | eBay
Steel City® 56111-CFB Ceiling Fan Box, Steel, 6 cu-in Capacity, 1 Outlet, 2 Knockouts, 1/2 in D Dimensions | SMC
Pass and Seymour Reiker Ceiling Fan Box | Hartville Hardware