• 107717_TOA-PC-648R-Full-Range-Ceiling-Speaker-With-Spring-Clip-Mount_ALT01sqr
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TOA PC-648R Full-Range Ceiling Speaker With Spring-Clip Mount

TOA PC-648R Full-Range Ceiling Speaker With Spring-Clip Mount

SoundPro Item: 107717 | Part Number: PC-648R

$29.00
$36.00 $29.00
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MSRP: $36.00 | MAP: $29.00

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  • Spring-Clamp Mechanism Allows Fast Ceiling Mounting Without Separate Brackets
  • Specially Designed For Thin Ceiling Constructions To Expand Install Options
  • Field-Adjustable Transformer Tap Simplifies Impedance And Power Level Changes
  • Integrated Resin Panel And Speaker Frame Reduce Component Count At Install
  • Polypropylene Baffle And Steel Grille Deliver A Clean, Consistent White Finish
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The TOA PC-648R is a full-range ceiling speaker designed for installed audio systems in commercial environments such as conference rooms, retail spaces, hospitality venues, and corporate facilities. Its integrated resin panel and speaker frame combine the baffle and mounting structure into a single assembly, reducing installation time and hardware count on distributed audio projects.

The spring-clamp mounting mechanism allows the speaker to secure directly to ceilings without separate mounting brackets, and the design specifically accommodates thin ceiling constructions between 5 mm and 25 mm thick. This makes the PC-648R a practical choice for suspended tile grids and thin drywall installations where standard back-can speakers would be difficult to fit.

For audio contractors and system integrators specifying 70V or 100V constant-voltage distributed systems, the transformer tap position is field-adjustable, allowing impedance and power level to be set at installation without additional components. The 90 dB sensitivity rating and 100 Hz to 18 kHz frequency response make it suitable for speech-primary applications including paging, background music, and general announce coverage in mid-size rooms.

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Specifications

Audio
Rated Input
6 W (100 V line), 3 W (70 V line)
Rated Impedance
100 V line: 1.7 kΩ (6 W), 3.3 kΩ (3 W), 10 kΩ (1 W) 70 V line: 1.7 kΩ (3 W), 3.3 kΩ (1.5 W), 10 kΩ (0.5 W)
Sensitivity
90 dB (1 W, 1 m) (500 Hz - 5 kHz, pink noise)
Frequency Response
100 Hz - 18 kHz (peak -20 dB)
Speaker Component
12 cm (5") cone-type
Dimensions
Diameter x Depth
Φ168 x 77 (D) mm (Φ6.61 x 3.03")
Mounting Hole Diameter
Φ145 ± 5 mm (Φ5.71 ± 0.2")
Compatible Ceiling Thickness
5 - 25 mm (0.2 - 0.98")
Weight
Product Weight
470 g (1.04 lbs)
Construction
Baffle Material
Polypropylene resin, white (RAL 9016 equivalent)
Grille Material
Surface-treated steel plate net, white (RAL 9016 equivalent), paint
Speaker Mounting Method
Spring clamp
Included Items
Accessories
Paper pattern x 1

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