8" Plenum Rated Ceiling Speaker with 25V/70V Transformer


The TOA PC-580RU is an 8" ceiling speaker with a 25V/70V transformer that is designed to fill the need for a high-performance and low-cost ceiling speaker for paging and notification applications, especially where retrofit of speakers in large facilities dictat that common speaker template is used, eliminating the need for adapting existing ceiling cutouts. The PC-580RU (along with the HY-BC580U back can - sold separately) meet UL requirements used in emergency signaling and notification applications.

TOA PC-580RU Features:

  • 8" in-ceiling speaker for high-quality paging applications
  • Low-cost design makes it ideal for projects requiring large quantities
  • 25 & 70V transformer taps up to 5W
  • Fits standard ceiling speaker template (PC-671R and others), perfect for retrofits
  • UL 1480 UUMW & UL 2043 plenum rated. Certified to work with emergency announcement systems.
  • Unique "monocoque" design provides better structural integrity
  • Optional UL-rated HY-BC580U stackable back-can for use in ceiling plenums (sold separately)

TOA PC-580RU Specifications:

  • Rated Input: 10 Watts (speaker), 5 Watts (transformer, 70.7V line and 25V line)
  • Rated Impedance:
    • 70.7V Line: 20 kOhms (0.25W), 10 kOhms (0.5W), 5 kOhms (1W), 2.5 kOhms (2W), 1 kOhm (5W)
    • 25V Line: 2.5 kOhms (0.25W), 1.25 kOhms (0.5W), 625 Ohms (1W), 312.5 Ohms (2W), 125 Ohms (5W)
  • Sensitivity: 97 dB
  • Speaker Component: 8" (200mm) Dual cone type
  • Magnet Size: Dia.80 K (3.15") x dia.32 (1.26") x 12 (0.47") mm
  • Magnet Weight: 10 oz (272 g)
  • Weight: 3.31 lbs (1.50 kg)
  • Flux Density: 11,900 gauss
  • Finish:
    • Baffle: Steel plate, white
    • Grille: Surface-treated steel plate net, white
  • Dimensions: 12.6" dia. x 3.4" depth
  • Accessory: Mounting screw (M 5 x 38mm) x4; Wire nut x2
  • Optional Accessories:
    • HY-BC580U Back Can (sold separately)
    • TBF-100 Tile Bridge (sold separately)
    • Q-HY-TB2 Tile Raile (sold separately)
Add to Cart

We're sorry, only of this item available

Call a Sales Pro at for more information

Serving Contractors, Dealers, and Installers Since 1977

Contact: 1-800-828-0509 / Hours: Mon - Fri 7:00AM - 7:00PM