ERD8U | BACK BOX ENCLOSURE, ROUND, 275 CID, 2X SNAP-IN, TIE-OFF STRAPS, WHITE POWDER COAT FINISH
Item # ERD8U
BACK BOX ENCLOSURE, ROUND, 275 CID, 2X SNAP-IN, TIE-OFF STRAPS, WHITE POWDER COAT FINISH
The ERD-8 is a UL Listed, 262 CID, stackable, steel loudspeaker backbox with a molded polystyrene damping pad ?tted to the inside top of the enclosure that has four (4) welded, tie-off straps.
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APPLICATION |
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Intended Use |
Indoor environment |
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Installation |
In-ceiling |
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MECHANICAL SPECIFICATIONS |
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Dimension |
12 5/16 (Diameter) x 4 ¼ (D) |
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Internal Displacement |
262 cubic inches (CI) |
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Attachment Points |
Four (4) welded tie-off straps |
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Attachment to Tile Bridge |
Twist tabs through side ?ange |
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Electrical Access |
Top: one (1), ½ – ¾ combination conduit knockouts; Side: four (4), ½ – ¾ combination conduit knockouts spaced at 90° |
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Finish |
White powder coat |
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Weight |
1.75 lbs. |
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CERTIFICATIONS |
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UL Listed 1480 (UUMW) |
As a ?re signaling device when installed with supplied instructions and requirements of NFPA 72, NEC and AHJ |
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UL Listed 2043 |
Suiteable for use in air handling spaces |
