Nakamichi NSW-P1209D4 Subwoofer

Product Overview:

The Nakamichi NSW-P1209D4 is a high-performance 12-inch dual voice coil (DVC) subwoofer engineered for car audio enthusiasts who demand deep, powerful, and controlled bass. Designed with a heavy-duty motor structure, large 75.5mm voice coil, and massive 112.86oz magnet assembly, this subwoofer delivers impressive low-frequency output while maintaining clarity and precision across various music genres.

Specifications:

• Model No.: NSW-P1209D4
• Nominal Diameter: 12" (312mm)
• Mounting Depth: 5.98" (152mm)
• N-Power: 900 watts
• Peak Power: 6300 watts
• Nominal Impedance: 4Ω+4Ω
• Frequency Response: 37Hz-2.6kHz
• Sensitivity (SPL/1W/1m): 86±3dB
• Free Air Resonance (Fo): 46Hz
• Suspension Compliance (Cms): 94.196uM/N
• Moving Mass (Mms): 126.636g
• Mechanical “Q” (Qms): 4.514
• Electrical “Q” (Qes): 0.465
• Total Speaker “Q” (Qts): 0.421
• Equivalent Volume (Vas): 34.888
• DC Resistance (Re): 4Ω+4Ω
• Effective Piston Area (Sd): 52.1mm²
• Force Factor (BL): 11.917T·m
• Reference Efficiency (No): 0.710%
• Voice Coil (V.C.): Φ75.5mm, ASV
• Magnet Mass: 112.86oz (3200g)
• Net Mass (1pc): Approx. 8.3kg

Key Features:

• Subwoofer Size: 12-inch (312mm)
• Speaker Type: Dual Voice Coil (DVC) Subwoofer
• RMS Power Handling: 900W
• Peak Power Handling: 6300W
• Impedance: Dual 4 Ohm (4Ω + 4Ω)
• Frequency Response: 37Hz – 2.6kHz
• Sensitivity: 86 ± 3dB
• Voice Coil Size: 75.5mm High-Temperature ASV Voice Coil
• Magnet Weight: 112.86 oz (3.2kg) Heavy-Duty Magnet
• Mounting Depth: 152mm (5.98 inches)
• Net Weight: Approximately 8.3kg
• Recommended Enclosure: Sealed or Ported Box
• Amplifier Requirement: External Monoblock Amplifier Required
• Ideal For: SQL and SPL Audio Setups
• Suitable Vehicles: Hatchbacks, Sedans, SUVs, and MPVs

Frequently Asked Questions:

1. Is the Nakamichi NSW-P1209D4 suitable for my car?

Yes, this 12-inch subwoofer is compatible with most hatchbacks, sedans, SUVs, and MPVs when installed in a properly designed enclosure and paired with a compatible amplifier.

2. Does this subwoofer require an external amplifier?

Yes. The NSW-P1209D4 is a passive subwoofer and requires an external mono or bridgeable amplifier for operation. It does not have a built-in amplifier.

3. What amplifier power is recommended for this subwoofer?

For optimal performance, an amplifier capable of delivering approximately 900W RMS at the appropriate impedance is recommended.

4. Is an enclosure included with the subwoofer?

No, the subwoofer is sold separately and requires a custom sealed or ported enclosure for the best sound performance.

5. What type of bass can I expect from this subwoofer?

The NSW-P1209D4 is designed to deliver deep, powerful, and punchy bass suitable for music genres such as EDM, Bollywood, hip-hop, Punjabi, and electronic music. 

6. What does Dual 4 Ohm (D4) mean?

The subwoofer features dual 4-ohm voice coils, allowing flexible wiring options to match different amplifier configurations and extract maximum performance.

7. Will this subwoofer fit in a hatchback boot?

Yes. Most hatchbacks can accommodate a 12-inch enclosure, although available luggage space may reduce depending on box design.

8. Can I use two Nakamichi NSW-P1209D4 subwoofers in one setup?

Yes. Many enthusiasts use dual subwoofer setups for greater output, improved bass distribution, and higher SPL performance, provided the amplifier can support the load.