Prodigy Audio 12 inch Subwoofer | NB2 Series - Prodigy Subwoofer for car audio systems
Prodigy Audio 12 inch Subwoofer | NB2 Series - Prodigy Subwoofer for car audio systems
Prodigy Audio 12 inch Subwoofer | NB2 Series - Prodigy Subwoofer for car audio systems
Prodigy Audio 12 inch Subwoofer | NB2 Series - Prodigy Subwoofer for car audio systems
Prodigy Audio 12 inch Subwoofer | NB2 Series - Prodigy Subwoofer for car audio systems
Prodigy Audio 12 inch Subwoofer | NB2 Series - Prodigy Subwoofer for car audio systems
Prodigy Audio 12 inch Subwoofer | NB2 Series - Prodigy Subwoofer for car audio systems
Prodigy Audio 12 inch Subwoofer | NB2 Series - Prodigy Subwoofer for car audio systems
Prodigy Audio 12 inch Subwoofer | NB2 Series - Prodigy Subwoofer for car audio systems
Prodigy Audio 12 inch Subwoofer | NB2 Series - Prodigy Subwoofer for car audio systems

Prodigy

Prodigy Audio 12 inch Subwoofer | NB2 Series

SKU: NB2-12D4

$ 134.99 $ 161.99 Save $ 27.00
QUICK SPECS
  • Power Handling: 400W RMS / 800W Peak
  • Voice Coil: 2.0" 4-Layer Copper
  • Xmax: 14mm (One-Way @ 70% BL)
  • Best For: High-Volume Daily SQL Systems
In Stock and Ready to Ship
Prodigy Audio 12 inch Subwoofer | NB2 Series - Prodigy Subwoofer for car audio systems

Prodigy Audio 12 inch Subwoofer | NB2 Series

Regular price $ 134.99
Sale price $ 134.99 Regular price $ 161.99
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INSTALLER'S TAKE

The NB2-12d4 is a different animal once you see the real FS of 28Hz. That is incredibly low for a 400W entry-level 12, which means this sub is going to be very comfortable in deep-tuned ported boxes. At 6.75 inches deep, it’s got a significant motor, so make sure your enclosure has enough clearance. The 14mm Xmax and 216g moving mass tell me this driver is built for weight and impact rather than just speed. If you want that deep, low-end rumble that you can feel in your chest without spending a fortune, this SKU is the correct choice for a daily-driver 12.

Product Details
Specifications
Box Advisor
FAQs
Recommended Enclosures
Video
Product Details

Maximum Displacement for the Daily Audiophile

The Prodigy Audio NB2-12d4 is the high-output foundation of the NB2 lineup, engineered for those who demand the increased low-frequency extension and air movement of a 12-inch driver. Delivering a conservative 400W RMS, the NB2-12d4 is built around a robust motor assembly with a BL of 21.268, ensuring absolute control over the 216g moving mass. With an ultra-low FS of 28.37Hz, this subwoofer is specifically tuned to reproduce the lowest octaves with the "Old School Slam" that defines a high-end daily system.

Linear Control and Efficient Thermal Management

Precision is maintained through a high-roll foam surround mated to a reinforced paper cone, allowing for 14mm of one-way linear excursion. To handle the thermal demands of consistent high-output play, the NB2-12d4 utilizes a vented pole piece and radial backplate vents to move air directly across the 2-inch copper voice coil. This cooling architecture, combined with a compliant Cms of 142.835, ensures the driver remains articulate and responsive even during demanding low-frequency transients.

Installer-Focused Integration

Designed for versatile installation, the NB2-12d4 features a mounting depth of 6.750 inches and a 11.200-inch cutout, making it compatible with most standard and custom 12-inch enclosures. With a displacement of only 0.13 ft³, it maximizes the effective air volume of your box for improved acoustic efficiency. Equipped with heavy-duty chrome push terminals for a secure Dual 4-ohm connection, the NB2-12d4 is a reliable, high-performance solution for enthusiasts seeking professional-grade SQL performance.

Specifications
Model / SKUNB2-12d4
RMS Power400 Watts
Fs (Hz)28.37 Hz
Xmax (One-Way)14mm
RE6.2 Ohms
Vas55.392 L
Qts0.457
Qes0.522
Qms3.662
BL21.268
Mms216.268 g
Cms142.835
Sensitivity (Sens)85.4 dB
Mounting Depth6.750"
Cutout Diameter11.200"
Overall Diameter12.500"
Displacement0.13 ft³
Box Advisor
Fs 28.37 Hz
÷
Qes 0.522
=
EBP 54
Ideal for Sealed Ideal for Ported
54
0 50 100 150 200+
🎯 Recommended Enclosure: Can work in either sealed or ported, though usually leans toward sealed. Consider your goals: sealed for accuracy, ported for efficiency and output.

Pro Tip: EBP is just one factor in enclosure design. Always use complete Thiele-Small parameters and modeling software for optimal results. Our custom enclosures are engineered specifically for each subwoofer's parameters.

Which to Choose?

  • Choose Sealed for tighter, punchier, and more accurate sound, or if space is limited
  • Choose Ported for max output, deep bass, and high efficiency, especially for genres like hip-hop

Efficiency Bandwidth Product (EBP)

What is EBP?

The Efficiency Bandwidth Product (EBP) is calculated by dividing the subwoofer's resonant frequency (Fs) by its electrical damping (Qes). This single number helps predict which enclosure type will work best with your subwoofer.

How to Use EBP

  • EBP < 50: Ideal for Sealed enclosures
  • EBP 50-100: Can work in either, though usually leans toward sealed
  • EBP > 100: Ideal for Ported enclosures

Enclosure Specifications

EnclosureVolumeTuning
Ported1.75 ft³32 Hz
Sealed1.25 ft³N/A
FAQs
Recommended Enclosures

No enclosures have been added to this product yet.

Video

No video available for this product.

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