JBL CSS-BB4x6 Backcans for CSS8004 Ceiling Speakers (Pack of Six)

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Description
The JBL CSS-BB4x6 is a pack of six steel backcans for the JBL CSS8004 4-inch ceiling speaker, one per speaker. With a CSS8004 installed, the backcan is rated for air-handling (plenum) spaces, and CSS-TR4/8 tile rails mount it in suspended ceilings.
Features
- Fits the JBL CSS8004 ceiling speaker
- Mounts in suspended ceilings with CSS-TR4/8 tile rails
- Zinc-plated, powder-coated steel
- Five conduit knockouts: four on the sides at 90° spacing and one at the center of the top panel
- Four attachment points with clip nuts on a 165 mm (6.5 in) circle
Specifications
- Compatibility: CSS8004 speaker, CSS-TR4/8 tile rails
- Dimensions: 89 mm deep x 214 mm diameter (3.5 x 8.4 in)
- Bolt Mount Circle: 4 points on a 165 mm (6.5 in) diameter
- Air Space: 1.4 liters (0.05 cu ft)
- Material: Steel, zinc-plated, powder-coated
- Conduit Knockouts: 5
- Safety Agency: Suitable for air handling spaces per UL1480, UL2043, NFPA 90 and NFPA 70 when installed with the matching UL listed loudspeaker; cUL listed
- Net Weight: 0.38 kg (0.9 lb) each
- Quantity: 6 backcans
In the Box
- 6 backcans
- 4 M4 x 8 mm machine screws per backcan for attaching two tile rails














