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Rockford Fosgate Punch P3SD412 Shallow-mount (Open Box)

Open Box 12" Dual 4 ohms Punch Stage 3 Shallow Subwoofer

Rockford Fosgate
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12" Dual 4 ohm Punch Stage 3 Shallow Subwoofer • 400W RMS • 800W Peak • Kevlar reinforced semi-pressed paper cone • Poly-foam surround • Tear and fatigue resistant poly-cotton spider

Learn more about the LS-p3sd412-OB

We apologize

This item has been discontinued

Product Highlights


12" Dual 4 ohm Punch Stage 3 Shallow Subwoofer • 400W RMS • 800W Peak • Kevlar reinforced semi-pressed paper cone • Poly-foam surround • Tear and fatigue resistant poly-cotton spider

Description


Rockford Fosgate brand icon

Authorized dealer

Item Condition - Open Box, Great:

This product works like new, is well-cared-for and in great condition. May show limited signs of wear or use and may be missing non-essential parts, accessories or original packaging.

  • 12" Dual 4 ohm Punch Stage 3 Shallow Subwoofer
  • Power Handling:
    • 400 watts RMS
    • 800 watts Peak
  • Impedance: Dual 4 ohm
  • Kevlar Fiber Semi-Pressed Paper Cone
  • Compressed Sealed Poly-foam Surround
  • ABS/Acrylic Dustcap Assembly
  • Tear and fatigue resistant poly-cotton spider
  • 2.5" Dual 4 ohm Voice Coil with spun-laced Nomex insulating collar
  • Frequency response: 43-250 Hz
  • Sensitivity: 86 dB
  • 1-year Sonic Electronix

Subwoofer Wiring Guide


Wiring Guide to Wire 1 Rockford Fosgate Punch P3SD412 Shallow-mount (Open Box) Subwoofer

Mono Amp

2 Channel Amp - Bridged

Wiring Guide to Wire 2 Rockford Fosgate Punch P3SD412 Shallow-mount (Open Box) Subwoofers

Mono Amp

Mono Amp - Option 1

2 Channel Amp

2 Channel Amp - Bridged

4 Channel Amp - Bridged

Wiring Guide to Wire 3 Rockford Fosgate Punch P3SD412 Shallow-mount (Open Box) Subwoofers

Mono Amp

4 Channel Amp

Wiring Guide to Wire 4 Rockford Fosgate Punch P3SD412 Shallow-mount (Open Box) Subwoofers

Mono Amp

2 Channel Amp

2 Channel Amp - Bridged

4 Channel Amp

Specifications & Details


Subwoofer Specifications
Subwoofer Size
12"
Peak Power Handling
800 watts
RMS Power Handling
400 watts
Voice Coil(s)
Dual
Impedance (Per Voice Coil)
4 ohm
Frequency Response
43 - 250 Hz
Sensitivity
86 dB
Xmax (millimeters)
13.4 mm
Subwoofer Design
Round / Circle
Main Cone Color
Black
Woofer Composition
Kevlar Fiber
Woofer Surround
Foam
Subwoofer Grille
No
Re-Cone Kit Available
No
Recommended Enclosure Specifications
Recommended Enclosure Type
Ported / Vented
Sealed
Minimum Sealed Box Volume
.60 cubic feet
Maximum Sealed Box Volume
1.20 cubic feet
Minimum Ported Box Volume
1.25 cubic feet
Maximum Ported Box Volume
1.25 cubic feet
Top-Mount Depth (Mounting Depth)
3-5/8"
Cutout Diameter
12-3/4"
Shallow Mount Installation
Yes
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Sonic Electronix

Item Details


Manufacturer:

Model Number:

P3SD412-OB

Weight:

15.00lbs

Internal SKU:

LS-p3sd412-OB

Internal Product ID:

20874

Product and How-to Videos


  • 3Sixty3 Aftermarket Setup Wizard Tutorial
  • Car Subwoofer Size Buying Guide | What Size of Sub Should I Get?

Customer Ratings & Reviews


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Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

  • You see only parts engineered for your exact vehicle
  • You avoid incompatible radios, speakers, or wiring
  • Installation is smoother, faster, and frustration-free
  • You get the correct accessories the first time

Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.