Power Dynamics PD18NW - 18-inch Neodymium Woofer 2000W

Power Dynamics PD18NW - 18-inch Neodymium Woofer 2000W

The Power Dynamics PD18NW is a high-performance subwoofer designed to meet the most demanding requirements in professional audio applications. This 18-inch speaker is built to deliver exceptional power and control, making it the ideal choice for both building new sound systems and replacing and upgrading existing speakers. Its core technology is based on a powerful neodymium magnet, which provides superior magnetic force with a significantly reduced weight compared to traditional ferrite magnets. This not only improves speaker efficiency but also simplifies the logistics and assembly of large-format speaker cabinets.

The PD18NW is built for durability and sonic precision. It features a robust die-cast aluminum chassis that minimizes vibrations and effectively reduces magnetic interference, ensuring clean, distortion-free bass reproduction. The fiberglass-reinforced cone offers exceptional rigidity and moisture resistance, guaranteeing consistent performance over time. Its radial cone design, combined with a dual silicone spider, allows for a long, controlled excursion, essential for reproducing low frequencies with impressive clarity and impact. With a nominal power of 1000W RMS and peak power of up to 2000W, this woofer is capable of moving large volumes of air without losing control.

Main features

• Superior Power: Capable of handling 1000W RMS and peaks up to 2000W, ideal for high sound pressure level (SPL) applications.
• Neodymium Magnet: Offers high efficiency and powerful performance with a significantly lower weight, facilitating transport and installation.
• 4-inch Voice Coil: Its 100mm copper coil with inside-outside winding is designed for superior heat dissipation and high power capacity, avoiding thermal compression.
• Robust Construction: The die-cast aluminum chassis reduces interference and provides a solid and stable base for the magnetic assembly.
• Double Spider Suspension: A double spider with silicone-based damping ensures stable and linear cone movement, improving accuracy and reducing mechanical distortion.
• Durable Cone: The reinforced fiberglass cone is moisture resistant and maintains its shape even under demanding conditions, ensuring consistent sound reproduction.
• High Sensitivity: With a sensitivity of 98dB (1W/1m), it converts amplifier power into sound very efficiently.

Product benefits

The PD18NW woofer is designed for sound engineers, equipment rental companies, and acoustic system builders seeking a reliable, high-performance component. Its key benefit is the combination of extreme power with precise, controlled sound. The lightweight neodymium magnet is a crucial advantage for portable and touring PA systems, where weight is a significant logistical factor. The durability of its components, from the aluminum chassis to the fiberglass cone, ensures a long lifespan even in the most demanding environments of touring, festivals, or nightclubs.

Use cases

This woofer is the perfect solution for a wide range of professional sound reinforcement applications. It is especially well-suited for mounting in bass-reflex or bandpass subwoofer enclosures, where its excursion and power handling capabilities can be fully utilized. Ideal uses include:

• PA systems for concerts and festivals.
• Fixed installations in nightclubs and large venues.
• Sound rental companies for live events.
• Subwoofer systems for mobile DJs that require a powerful bass response.
• Construction of high-end cinema or home cinema systems that demand a powerful and precise low-frequency response.

Frequently Asked Questions

What type of amplifier is recommended for this woofer?
An amplifier that can reliably deliver around 1000W to 1200W RMS at 8 ohms is recommended for maximum performance and control without risk of damaging the speaker.

What advantages does a neodymium magnet offer compared to a ferrite magnet?
Neodymium is a much more powerful magnetic material per unit of weight than ferrite. This allows for the construction of a lighter and more compact speaker motor with the same or greater magnetic force, resulting in greater efficiency and a significantly lower overall speaker weight.

Is this woofer suitable for a car audio system?
No, the PD18NW is designed for professional audio (PA) applications and not for car audio systems, which typically have different impedance requirements and enclosure specifications (Thiele/Small parameters).

What does the double spider suspension mean?
The spider centers the voice coil in the magnetic field and controls the cone's movement. A double spider provides greater stability and control over the cone, especially during long excursions (wide movements), resulting in less distortion and greater mechanical durability.

Project description

Professional 18-inch woofer with neodymium magnet motor and die-cast aluminum chassis. Handles 1000W RMS and 2000W peak power with a nominal impedance of 8 ohms. Equipped with a 4-inch (100 mm) copper voice coil and a moisture-resistant, reinforced fiberglass cone. Offers a frequency response of 41Hz to 2000Hz and a sensitivity of 98 dB SPL (1W/1m). Mounting diameter is 424 mm and mounting depth is 196 mm.