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Rockford Fosgate Punch P2D2-12 / P2D4-12 12" (30cm) Subwoofer
SKU:  P2D2-12
EAN:  4251950323183

Punch P2D2-12 / P2D4-12

SKU:  P2D2-12
EAN:  4251950323183

Technical Highlights

  • Power RMS 400 watts, impedance D2 or D4.
  • Kevlar fiber reinforced paper membrane, VAST technology.
  • StampCast basket, integrated spider ventilation, PVC magnetic cover.
  • More technical details
Normal price €199,00
Normal price €199,00 Selling price €199,00
5% discount with prepayment
inkl. VAT , possibly plus shipping
Impedance: D2 (2x2 Ohm)
In stock
May 18, - May 19,
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Normal price €199,00
Normal price €199,00 Selling price €199,00

Punch P2D2-12 / P2D4-12 by Rockford Fosgate

The Punch P2D2-12 / P2D4-12 is a 12 inch (30 cm) Subwoofer from Rockford Fosgate with a Kevlar fiber reinforced paper diaphragm and VAST technology that increases the diaphragm area by up to 25%. The construction includes a StampCast basket with integrated spider ventilation as well as a dual linear spider with embedded 16 AWG lead wires. A high-temperature voice coil with spun Nomex reinforcement collar is integrated. An extended pole shoe, a compact, ventilated back plate, and a protective, textured PVC magnet cover are included. Custom 4 mm² nickel-plated push terminals are used for connections. A diamond-cut aluminum cast ring is included, and an optional grille insert is available. Available as D2 (2x2 Ohm) and D4 (2x4 Ohm) with dual voice coil. The power specifications are 400 watts RMS and 800 watts Max, the voice coil diameter is 57.15 mm, the mounting depth is 162 mm, the cutout diameter is 285 mm, the magnet weight is 2.06 kg, and the displacement of the woofer is 2.4 liters.

Features
  • 12 inch (30 cm) Subwoofer
  • RMS power 400 watts
  • Maximum power 800 watts
  • Available as D2 (2x2 Ohm) and D4 (2x4 Ohm)
  • Dual voice coil
  • Kevlar fiber reinforced paper diaphragm
  • VAST technology with up to 25% larger diaphragm area
  • Dual linear spider with embedded 16 AWG lead wires
  • 4 mm² nickel-plated push terminals
  • High-temperature voice coil with spun Nomex reinforcement collar
  • Extended pole shoe and compact, ventilated back plate
  • StampCast basket with integrated spider ventilation
  • Protective, textured PVC magnet cover
  • Diamond-cut aluminum cast ring, optional grille insert
  • Diameter of the voice coil 57.15 mm
  • Mounting depth 162 mm
  • Cutout diameter 285 mm
  • Magnet weight 2.06 kg
  • Displacement of the woofer 2.4 liters
  • Shipping weight 7.07 kg
Technical specifications
  • D2 (2x2 Ohm) variant:
    • Nominal impedance dual 2 Ohm
    • Voice coil type dual voice coil
    • SPL 86 dB @ 1 W/1 m
    • Fs 26 Hz
    • Xmax 13.3 mm
    • Le 3.7 mH
    • Qts 0.52
    • Qes 0.56
    • Qms 6.50
    • Re 3.30 Ohm
    • Vas 81.5 liters
    • Sd 570 cm²
    • Closed enclosure volume (Vb) 28.8 liters
    • Bass reflex enclosure volume (Vb) 50.6 liters
  • D4 (2x4 Ohm) variant:
    • Nominal impedance dual 4 Ohm
    • Voice coil type dual voice coil
    • Qes 0.59
    • Qms 6.30
    • Re 6.40 Ohm
    • SPL 86 dB @ 1 W/1 m
    • Fs 27.2 Hz
    • Qts 0.54
    • Vas 81.5 liters
    • Xmax 13.3 mm
    • Le 5.5 mH
    • Sd 570 cm²
    • Closed enclosure volume (Vb) 28.8 liters
    • Bass reflex enclosure volume (Vb) 50.6 liters

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Frequently Asked Questions about Punch P2D2-12 / P2D4-12


In which enclosure types can the Punch P2D2-12 / P2D4-12 Subwoofer be optimally used?

The Punch P2D2-12 / P2D4-12 Subwoofer from Rockford Fosgate is ideal for both sealed and bass reflex enclosures. The optimal use of the 12-inch subwoofer in a sealed enclosure requires a volume of 28.8 liters, while a bass reflex enclosure should have a volume of 50.6 liters. The Kevlar-reinforced paper cone combined with the unique VAST technology allows for a cone area that improves bass reproduction by up to 25%. This is particularly advantageous in vented enclosures, as it achieves deeper and more powerful bass representation without causing distortion.

What specific technical features of the Punch P2D2-12 / P2D4-12 affect sound quality?

The Punch P2D2-12 / P2D4-12 Subwoofer features a Kevlar-reinforced paper cone and VAST technology. The dual voice coil, whether 2-ohm or 4-ohm, allows for flexibility in audio tuning. The high-quality cast basket with integrated spider ventilation minimizes unwanted resonances. The high-temperature voice coil is wrapped with a Nomex® reinforcement collar, ensuring both high temperatures and precise acoustic performance. The extended pole piece and the compressed back plate optimize magnetic flux, improving bass precision.

What are the power specifications of the Rockford Fosgate Punch P2D2-12 Subwoofer?

The Rockford Fosgate Punch P2D2-12 offers impressive performance specifications: The subwoofer has an RMS power of 400 watts and can reach peaks of up to 800 watts. Due to its sturdy construction and precise engineering, the subwoofer can handle this power without overheating or sacrificing quality. The design is complemented by the voice coil with a diameter of 57.15 mm, which ensures both high load capacity and acoustic efficiency, allowing for clear and powerful bass at maximum volume.

What frequency ranges does the Punch P2D4-12 Subwoofer cover?

The Rockford Fosgate Punch P2D4-12 Subwoofer is optimized for low-frequency sounds and has a resonance frequency of about 27.2 Hz, making it ideal for deep bass. With an SPL value of 86 dB at 1 Watt/1 meter, it demonstrates the ability to produce clear and intense bass even at low power requirements. The significant diaphragm area (570 cm²) and the maximum linear excursion (Xmax) of 13.3 mm are crucial to the subwoofer's ability to reproduce deep frequencies powerfully and without distortion.

What advantages does the VAST technology in the Punch P2D2-12 offer?

The VAST technology (Vertical Attach Surround Technique) in the Punch P2D2-12 Subwoofer increases the effective diaphragm area by up to 25%, leading to an increased sound pressure level. This technique pulls the diaphragm edge attachment vertically inward, allowing more space for the diaphragm. Especially in small installation volumes, this provides the advantage of generating more bass power without changing the outer diameter. This increases efficiency, particularly in tighter installations or smaller enclosure types that cannot offer more volume.

What materials are used in the Rockford Fosgate Punch P2D2-12?

The Rockford Fosgate Punch P2D2-12 uses high-quality materials that ensure durability and sound quality. The paper diaphragm is reinforced with Kevlar fibers, which increases stiffness and reduces distortion. The StampCast aluminum basket with integrated spider ventilation provides high stability and optimal heat dissipation. The voice coil is equipped with a Nomex® reinforcement collar to minimize thermal and mechanical stress. The diamond-cut aluminum cast ring completes the design, and the PVC magnet cover protects against physical damage.

How do the Thiele-Small parameters affect the performance of the Punch P2D2-12?

The Thiele-Small parameters of the Punch P2D2-12 from Rockford Fosgate significantly determine the performance and setup of the speakers. A Qts of 0.52 indicates that the subwoofer performs well in both sealed and vented enclosures. The Vas value of 81.5 liters indicates how large the enclosure must be to achieve optimal deep bass characteristics. The Sd of 570 cm² shows the diaphragm area responsible for effective air movement in the acoustic space, thus intensifying the bass tone.

How is the installation of a Punch P2D2-12 in the vehicle done?

The installation of the Punch P2D2-12 requires thorough planning, especially regarding dimensions. With a mounting diameter of 285 mm and a mounting depth of 162 mm, the Subwoofer fits into many standard subwoofer enclosures. A stable, dense enclosure with the recommended volumes for sealed or vented systems is crucial for performance. The Subwoofer comes with nickel-plated 4mm² push terminals that ensure solid connections. This reduces losses in signal transmission and maximizes efficiency when drawing power from the Amplifier. Make sure to leave enough space for heat dissipation.

What unique features does the Rockford Fosgate Punch P2D4-12 have?

The Rockford Fosgate Punch P2D4-12 has some exclusive features that enhance its performance and durability. The dual linear spider with embedded 16 AWG lead wires reduces mechanical distortion and improves sound fidelity. The voice coil is designed with a high-temperature specification, preventing overheating even under intense use. The extended pole shoe and vented back plate ensure optimized airflow and improved cooling. Another advantage is the diamond-cut aluminum cast surround, which protects the enclosure from damage and adds an extra aesthetic touch.

What impedance values does the Punch P2D2-12 have and how do they affect the audio system setup?

The Punch P2D2-12 offers a nominal impedance of Dual 2-Ohm, allowing flexibility in audio system design. Lower impedance means that the Amplifier can deliver more power, which can lead to increased volume and performance of the Subwoofer. This is particularly beneficial in systems aiming to achieve high sound pressure levels. However, the Amplifiers must be capable of handling such low loads to avoid distortion or even damage. The dual voice coil makes the wiring flexible, allowing for parallel or series connections depending on the setup's needs.

Manufacturer information / responsible person

Audio Design Loudspeaker Sales GmbH
Am Breilingsweg 3
76709 Kronau
Germany

Authorized Managing Director:
Bruno Dammert

Contact: info@audiodesign.de

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