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Q-SYS AD-C4T-ZB-WH AcousticDesign 4.5" Two-Way Ceiling Speaker | 150° conical coverage | White

Q-SYS AD-C4T-ZB-WH AcousticDesign 4.5" Two-Way Ceiling Speaker | 150° conical coverage | White

SoundPro Item: 142281 | Part Number: AD-C4T-ZB-WH

Pricing available upon request

Pricing available upon request

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  • DMT Waveguide Ensures Smooth, Uniform Coverage Without Hot Spots Across Large Grids
  • Three-Stage Dog-Ear Blind Mount System Enables Installation Without Above-Ceiling Access
  • Snap-Fit Magnetic Grille Allows Tool-Free Servicing After Installation
  • Low-Saturation Transformer With Bypass Supports Both Constant-Voltage And Low-Impedance Systems
  • Advanced Intrinsic Correction Voicings Available Via Q-SYS For System-Level DSP Tuning
  • IP-34 Rated Enclosure Supports Deployment In Semi-Exposed Indoor Environments
  • UL2043 And UL1480 Listed For Safe Use In Air Handling Plenum Spaces

The Q-SYS AcousticDesign series targets systems integrators and AV designers building distributed audio in corporate, hospitality, retail, and institutional facilities. The 150° conical DMT waveguide delivers even sound pressure across wide ceiling grids, reducing total speaker count compared to conventional designs that produce hot spots and high-frequency roll-off at coverage edges. This efficiency advantage makes the series well suited for open-plan offices, hotel lobbies, retail floors, and healthcare common areas where uniform coverage is a specification requirement.

Integration with the Q-SYS ecosystem enables Advanced Intrinsic Correction voicings applied at the processor level, removing the need for external EQ hardware and streamlining system commissioning. The integrated 70/100V transformer with 16-ohm bypass gives contractors the flexibility to wire into constant-voltage distributed systems or low-impedance topologies within the same installation, accommodating multi-zone deployments of varied scale.

Contractor-focused mechanical design sets this series apart from generic ceiling speakers. The 3x double-stepped dog-ear blind mount works in drop ceilings without above-ceiling access, and the included C-ring with tile rails speeds rough-in. The snap-fit magnetic grille supports tool-free servicing after installation. IP-34 ingress protection and a wide operating temperature range extend viable deployment locations to semi-exposed or mechanically ventilated spaces, and UL2043 and UL1480 listings confirm compliance for air handling plenum installations where safety codes apply.

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Specifications

Certifications
Ingress Protection
IP-34
Safety Agency
UL1480, UL2043, NFPA90, NFPA70 (air handling spaces), UL1876 (transformer), ROHS, C-Tick X000, CE
Flammability Rating
UL94-V0 and UL94-5VB (baffle)
System Compliance
IEC60849 / EN60849
Audio
Effective Frequency Range
70 Hz - 20 kHz
Rated Noise Power
30 watts
Rated Voltage
22 volts (rms)
Sensitivity
87.5 dB
Rated Coverage (-6 dB)
150° conical DMT
Directivity Factor (Q)
4.5
Directivity Index (DI)
6.5 dB
Maximum Continuous SPL
102 dB
Maximum Peak SPL
108 dB
Nominal Impedance
16 ohms
Recommended Amplifier
60 watts
Transformer
Transformer Taps / Impedance
16Ω (bypass); 3.75W (70V) / 7.5W (100V) Tap: 1333Ω; 7.5W (70V) / 15W (100V) Tap: 667Ω; 15W (70V) / 30W (100V) Tap: 333Ω; 30W (70V) / N/A (100V) Tap: 167Ω
Connectivity
Input Connector Type
Euroblock connector with parallel output
Construction
LF Transducer
114 mm (4.5") weather resistant paper cone woofer
HF Transducer
19 mm (0.75") aluminum dome tweeter
Enclosure Material
ABS baffle on powder coated steel back can
Grille Material
Powder coated steel
Operating Environment
Indoor use
Operating Temperature Range
-4 to 122° F (-20 to 50° C)
Color
White (RAL 9003)
Dimensions
Product Diameter x Height
9.06" x 6.93" (230 x 176 mm)
Cutout Diameter
7.7" (195 mm)
Weight
Net Weight
6.4 lb (2.9 kg)
Shipping
Shipping Weight
20.5 lb (9.3 kg) pair packed
Shipping Dimensions (H x W x D)
11" x 28" x 12.5" (279 x 711 x 318 mm) pair packed
Included Items
Included Accessories
C-ring and tile rails, rail screws, euroblock connector, cut-out template, grille
Optional Accessories
AD-MR4 (pre-install mud ring)

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