CELTO 12NG500 12" Woofer Ferrite Magnet Aluminium Basket 500W

Description

The CELTO 12NG500 is a professional 12-inch woofer engineered for high-efficiency performance in compact PA and speaker cabinet designs. Featuring a robust ferrite magnet and die-cast aluminium chassis, it delivers strong output with excellent thermal stability and durability. Its balanced tonal response makes it particularly suitable for 2-way speaker systems, while the treated paper cone ensures reliable operation even in demanding environments.

Features

12-inch professional woofer designed for PA and speaker cabinet applications
500 W AES power handling with high efficiency output
97 dB sensitivity for strong performance with lower amplifier power
Ferrite magnet system for consistent and reliable operation
Die-cast aluminium basket for strength and heat dissipation
Water-resistant treated paper cone for durability
3-inch voice coil with high-temperature materials for improved reliability
Optimised parameters for compact enclosure designs
Balanced tonal response ideal for 2-way systems
Long excursion capability for enhanced low-frequency performance

Specifications

Nominal diameter: 320 mm (12")
Power handling: 500 W AES
Impedance: 8 ohms
Sensitivity: 97 dB (1W/1m)
Voice coil diameter: 75 mm (3")
Voice coil material: CCAW, 240°C thermal class
Voice coil former: BAF fibreglass
Voice coil winding: 2 layers IN/OUT
Xmax: ±8 mm
Xmech: 40 mm peak-to-peak
Magnet: Ø180 mm ferrite (Y30)
Chassis: Die-cast aluminium
Cone: Fibre-loaded, waterproof treated paper
Suspension: Triple roll impregnated fabric
Spider: Single NOMEX

Thiele-Small Parameters

Resonant frequency (Fs): 49 Hz
Qms: 8.254
Qes: 0.453
Qts: 0.43
Vas: 75 litres
Mms: 61 g
Cms: 0.173 mm/N
Re: 5.4 ohms
Le (1 kHz): 1.08 mH
BL factor: 15
Sd: 551 cm²
Vd: 0.441 litres
Efficiency (n0): 1.87%

Mounting and Dimensions

Overall diameter: 315 mm
Bolt circle diameter: 302 mm (8 x M5)
Cut-out diameter: 282 mm
Mounting depth: 139 mm
Flange thickness: 10 mm
Weight: 6.50 kg
Shipping weight: 7 kg