Sonance PS-C63RTLP 6.5" Low Profile In-Ceiling Speaker is designed for restricted spaces, featuring a shallow construction for installations beneath HVAC ducting. With a high-excursion woofer and pivoting tweeter, it delivers exceptional sound performance and precise coverage, ideal for commercial and residential applications.
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Shallow 4.37” (111mm) construction for installations in restricted spaces, ideal for areas beneath HVAC ducting.

One-piece bezel-less grille with magnetic securing simplifies installation and ensures a seamless look.

High-excursion 6.5” polypropylene woofer delivers effortless low bass extension, even at high volumes.

Pivoting chambered 1” soft dome tweeter allows for accurate coverage adjustment, even in compromised speaker positioning scenarios.

Sealed metal enclosure with back and side knock-outs for enhanced installation flexibility and reliability.

Certified for UL 1480 and UL 2043 for peace of mind regarding performance and safety compliance.


Frequency Range (-10dB) 49Hz – 25kHz
Frequency Range (-3dB) 65Hz – 20kHz
Power Capacity 120 Watts Continuous Program Power | 60 Watts Continuous Pink Noise
Nominal Sensitivity 91dB
Nominal Coverage Angle 120 degrees conical coverage
Directivity Factor (Q) 6.5
Directivity (DI) 7.9dB
Rated Maximum SPL 108dB @ 1 meter (3.3 feet) average, 116dB peak
Rated Impedance 8 Ohms nominal, 6 Ohms minimum
Transformer Taps 60W, 30W, 15W (7.5W 70V)
Crossover Point 2750Hz
Overall Dimension 9.13” Diameter x 8.86” Depth (232mm x 225mm)
Cut Out Dimension 8.25” Diameter (210mm)
Net Weight 9.38lbs (4.25kg) each
Shipping Weight 32.36 lbs (14.68kg) pair
Unit of Measure Pair (Single units upon request)
Grille Supplied with bezel-less white grille. Optional black grille, or square adapter with black or white grille
LF Driver 6.5” (165mm) Polypropylene Cone, Butyl Rubber Surround
HF Driver 1” (25mm) Cloth Dome, Pivoting, Ferrofluid cooled
Input Connector Four pin Euroblock with loop output connections
Knockout One, side mounted .75”
Safety Agency UL 1480, UL 2043, NFPA 90A, NFPA 70
Maximum Ceiling Thickness 1.732” (44mm)
Suspension Points One, on top surface
Included Accessories Bracket/Tile Bridge

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