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Trioacoustic
Detailed view of the Celto Pro 15NG500-8 professional 15-inch low-frequency woofer driver.

Celto Pro · LF Drivers Series

15NG500-8

SKU: 15NG500-8

High-performance 15-inch premium transducer featuring 500W RMS power handling and 98 dB sensitivity, engineered for professional sound systems.

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2-year distributor warranty · Original product · Engineering support

Overview

The Celto Pro 15NG500-8 is a premium 15-inch (380mm) transducer designed for professional acoustic projects and high-performance loudspeaker designs. With 500W RMS (AES) power handling and a sensitivity of 98 dB (1W/1m), it delivers exceptional performance, combining high sound pressure levels with detailed frequency response.

The 3-inch (75mm) dual-layer inside/outside winding voice coil, utilizing 240 degrees Celsius high-temperature PI CCAW wire and a BAF fiberglass former, ensures outstanding thermal stability under demanding operating conditions. Featuring a plus/minus 8.25 mm Xmax and a 45 Hz resonance frequency, it produces deep, controlled, and precise low-frequency reproduction. Distributed by Trioacoustic, this component represents an ideal engineering solution for both fixed installations and portable sound reinforcement systems.

Technical Specifications

15NG500-8 · SKU 15NG500-8

15NG500-8 specification table
ACOUSTIC PERFORMANCE
Nominal Impedance 8 Ω
Power Handling RMS (AES) 500 W
DRIVERS
Voice Coil Diameter 3" (75mm)
Voice Coil Height (Hvc mm) 21
Voice Coil Air Gap (Hag mm) 9
Voice Coil Winding 2 layers IN/OUT
Voice Coil Material 240°C PI CCAW
Voice Coil Former BAF fiberglass
SIGNAL PROCESSING
Sensitivity (1W/1m) 98 dB
PHYSICAL
Rms (kg/s) 6.92
Net Weight (kg) 7.5
OTHER
Nominal Diameter 15" (380mm)
Fs (Hz) 45
Qms 7.228
Qes 0.491
Qts 0.46
Vas (liters) 131
Mms (g) 105
Sd (cm²) 881
Re (Ω) 5.78
BL (Tm) 18.5
η0 (%) 2.3
Le (mH @1kHz) 1.08
Cms (mm/N) 0.119
Xmax (±mm) ±8.25
Xmech (peak-peak mm) 42
Overall Diameter (mm) 400
Bolt Circle Diameter (mm) 378
Baffle Cutout Diameter (mm) 353
Flange/Gasket Thickness (mm) 10
Overall Depth (mm) 164

15NG500-8 · 2-year distributor warranty · Original product · Engineering support

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Downloads

LF Drivers Series — Other Models

Frequently Asked Questions

What is the price of 15NG500-8?

Pricing depends on your project configuration. Contact our engineering team to determine the most suitable setup and receive a current quote.

What does the distributor warranty cover?

Every system we install is our direct responsibility for two years against manufacturing defects, with scheduled measurement, calibration and maintenance support.

How is product originality guaranteed?

We import all required parts and products directly from the manufacturer's factory, preserving the authenticity of the system.

How does the design & quote process work?

Let us build the acoustic infrastructure of your project to engineering standards with needs analysis, detailed venue exploration, and accurate technical guidance.

2-year distributor warranty · Original product · Engineering support