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Price: $170.44
Quantity:
More to Come
Last Updated: Nov 21, 2025
No Sales Tax except these states
, PO and Wire.
STEEL BACKBOX: Prevents debris and insulation from coming into contact with the speaker. The S-551 meets the UL UUMW standard and is typically used in plenum return ceilings. In open ceiling structures, the backbox may be used as an enclosure for a speaker by attaching the backbox directly to the beam and mounting a speaker to the backbox with the hardware provided. The S-551 must be ordered in in multiples of 5 as model S-551-5.
Main Specification
| General Information | |
| Manufacturer | Valcom, Inc |
| Manufacturer Part Number | S-551-5 |
| Manufacturer Website Address | http://www.valcom.com |
| Brand Name | Valcom |
| Product Model | S-551-5 |
| Product Name | Metal Speaker Backbox |
| Packaged Quantity | 5 |
| Product Type | Speaker Enclosure |
| Physical Characteristics | |
| Product Color | White Epoxy |
| Product Material | Metal |
| Product Material | Steel |
| Form Factor | Ceiling Mountable |
| Height | 4" |
| Depth | 12.3" |
| Weight (Approximate) | 1.80 lb |
| Miscellaneous | |
| Compatibility | Clarity 8" 5 Watt Ceiling Speaker |
WARNING:: The plastic used in cable products can expose you to lead and lead components,
chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information go to www.P65Warnings.ca.gov
