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Variants
The P2D4-12 consistently delivers clean, punchy low end and feels well built for the price. It’s versatile across music styles and offers dual‑4Ω coils for wiring options, but it benefits from proper amp pairing and box choice to meet louder SPL goals.
Buyer confidence
93%Highlights
- 1 Year Warranty
- Kevlar fiber reinforced paper cone
- Diamond cut cast aluminum trim ring with optional grille
- StampCast basket with integrated spider venting
Key specs
Full specs- Power Handling (Watts RMS)
- 400 Watts RMS 800 Watts Max
- Nominal Impedance
- Dual 4-Ohm
- Size
- 12"
- Mounting Depth
- 6.40 in. (162 mm)
- Speaker Connector
- Dual 10 AWG compression
- Shipping Weight
- 15.6 Lbs. (7.07 kg)
- Cutout Diameter
- 11.22 in. (285 mm)
- Re (Ohms)
- 6.40
Key specs
Full specs- Power Handling (Watts RMS)
- 400 Watts RMS 800 Watts Max
- Nominal Impedance
- Dual 4-Ohm
- Size
- 12"
- Mounting Depth
- 6.40 in. (162 mm)
Highlights
Overview- 1 Year Warranty
- Kevlar fiber reinforced paper cone
- Diamond cut cast aluminum trim ring with optional grille
Review highlights
Based on customer reviewsTight, deep 12" sub with solid build and flexible wiring
The P2D4-12 consistently delivers clean, punchy low end and feels well built for the price. It’s versatile across music styles and offers dual‑4Ω coils for wiring options, but it benefits from proper amp pairing and box choice to meet louder SPL goals.
What buyers praise
- Tight, hard‑hitting bass with good clarity
- Performs well across genres (hip‑hop, rock, electronic, etc.)
What to watch for
- Needs a capable amp and proper tuning to reach its potential (several reviewers recommend ~400–450W RMS at 2Ω)
Overview
The Rockford Fosgate Punch P2 12" (P2D4-12) continues the PUNCH line with a Dual 4‑Ohm voice coil, 400W RMS power handling, Kevlar fiber–reinforced paper cone and VAST surround. The driver includes a diamond-cut cast aluminum trim ring designed to accept an optional grille insert.
Best for
- Car audio systems where compact 12" bass drivers are desired for strong low-frequency output in a sealed or vented encl…
Key points
- 12" subwoofer with Dual 4‑Ohm voice coils (DVC)
- 400 Watts RMS power handling (CEA-2031 referenced)
- Kevlar fiber–reinforced paper cone for controlled low-frequency response
- VAST surround increases effective cone area up to 25%
- Diamond-cut cast aluminum trim ring accommodates an optional grille insert
- Technologies: Klippel Verified, Stitched Tinsel Leads, FlexFit Basket, Anodized Aluminum Voice Coil Former
Fit and use
Designed for use in standard sealed or vented subwoofer enclosures. Verify enclosure internal volume and vehicle mounting depth for your application before purchase. Dual voice coils provide wiring flexibility to achieve the required impedance for your amplifier.
What to know
400W RMS is the continuous power rating; match amplifier power and impedance for reliable performance. CEA-2031 is referenced for power measurement standards. Check vehicle fitment and enclosure recommendations to ensure proper integration.
Highlights
Key features
- 1 Year Warranty
- Kevlar fiber reinforced paper cone
- Diamond cut cast aluminum trim ring with optional grille
- StampCast basket with integrated spider venting
- Custom 10-AWG nickel plated push terminals
- Protective PVC textured magnet cover
- Extended pole piece and bumped vented backplate
- Dual linear spider with embedded 16 AWG tinsel leads
- High-temp voice coil with spun-laced Nomex® re-inforcement collar
- Klippel Verified
- Stitched Tinsel Leads
- CEA-2031
More info
Manufacturer details
The Rockford Fosgate P2 12” subwoofer continues “The PUNCH” tradition. The P2D4-12 features a Dual 4-Ohm voice coil, 400 Watts RMS power handling, and can accommodate a grille insert using the included cast aluminum trim ring.
Additional details
Rockford Fosgate has always been known as "The PUNCH" and the P2 12" subwoofer certainly continues with the tradition. Kevlar fiber reinforced paper cones deliver bass impact you can feel along with VAST technology to increase surface cone area up to 25%. The P2 subwoofers perform best in standard sealed and vented enclosures. Includes diamond cut cast aluminum trim ring. Optional grille insert available.
Technologies
Klippel Verified
To adorn the ‘Verified with Klippel’ mark, the qualifying company’s loudspeaker engineering personnel must be
Stitched Tinsel Leads
Multipoint "periodic" stitched lead wire technique reduces the mass of each tinsel lead and spreads stress and
CEA-2031
Power handling on Rockford Fosgate speakers conform to CEA-2031 industry standards. This means your speaker has
Patent: Patent Pending
VAST Surround - Subs
Rockford Fosgate's proprietary surround technique, VAST, provides up to a 25% increase in the speakers effective
FlexFit Basket - Subwoofer
The slot mounted frame pattern of the FlexFit basket utilizes slots (where feasible) instead of single screw sized
Anodized Aluminum Voice Coil Former
Two things generally happen when voice coils heat-up. They can generate heat close to the melt-down temp of their
Specs
Specifications
24
| Power Handling (Watts RMS) | 400 Watts RMS 800 Watts Max |
| Nominal Impedance | Dual 4-Ohm |
| Size | 12" |
| Mounting Depth | 6.40 in. (162 mm) |
| Speaker Connector | Dual 10 AWG compression |
| Shipping Weight | 15.6 Lbs. (7.07 kg) |
| Cutout Diameter | 11.22 in. (285 mm) |
| Re (Ohms) | 6.40 |
| Qes | 0.59 |
| Qms | 6.30 |
| SPL (dB @ 1w/1m) | 86 |
| Fs (Hz) | 27.2 |
| Voice Coil Diameter | 2.25" (57.15 mm) |
| Qts | 0.54 |
| Vas (Liters) | 81.5 |
| Xmax (mm) | 13.3 |
| Woofer Displacement | 0.085 cu. ft. (2.4 Liters) |
| Magnet Weight (oz) | 72.8 oz. (2.06 kg.) |
| Sd (cm2) | 570 |
| Le (mH) | 5.5 |
| Subwoofer Type | Standard |
| Voice Coil Type | Dual Voice Coil |
| Sealed Box Volume (Vb) | 1.02 cu. ft. (28.8 Liters) |
| Vented Box Volume (Vb) | 1.79 cu. ft. (50.6 Liters) |
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Installation resources
Wiring diagrams
9
Wiring Diagram #1
Source: Rockford Fosgate
Wiring Diagram #2
Source: Rockford Fosgate
Wiring Diagram #3
Source: Rockford Fosgate
Wiring Diagram #4
Source: Rockford Fosgate
Wiring Diagram #5
Source: Rockford Fosgate
Wiring Diagram #6
Source: Rockford Fosgate
Wiring Diagram #7
Source: Rockford Fosgate
Wiring Diagram #8
Source: Rockford Fosgate
Wiring Diagram #9
Source: Rockford Fosgate
Box Advisor
Sealed Enclosure
- Recommended volume
- 1.02 cu ft
- Volume range
- 0.7 cu ft to 1.8 cu ft
- Dimensions
- 18 in W x 14 in H x 10 in D
- F3
- 45 Hz
- Qtc
- 0.97
- Port / ID
- 60 in
- Subwoofer size
- 62 in
- Impedance
- 4 ohm
- Power handling (RMS)
- 400 W
Vented Enclosure
- Recommended volume
- 1.79 cu ft
- Volume range
- 1.5 cu ft to 2 cu ft
- Dimensions
- 25 in W x 14 in H x 12 in D
- F3
- 35.7 Hz
- Tuning (Fb)
- 40 Hz
- Port / ID
- 62 in
- Subwoofer size
- 62 in
- Impedance
- 4 ohm
- Power handling (RMS)
- 400 W
Support
Return Authorization
If you bought this product from Onkar Electronics, use the Contact Us page on the Onkar Electronics website and we will help with return authorization and warranty support. If you purchased it from another dealer, contact that authorized dealer first for return assistance.
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