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Item# 28480
Rockford Fosgate P1S4-8 - $62.49
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Rockford Fosgate P1S4-8 (11P1S48)

Item# 28480

Condition:  Brand New

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8" 400W 4-Ohm Single Voice Coil Punch P1 Series Car Subwoofer

Savings Of:43% Discount
Your Price $62.49

FREE Shipping in US 48!

vehicle fit guide


Featuring innovative parabolic cone designs, oversized surrounds and large motor assemblies, Punch subwoofers deliver deep, loud, aggressive bass…not to mention stunning cosmetics that you’ll want to show off.

For over 20 years, Punch subwoofers have shown the world that big bass, extended power handling and awesome style need not cost a fortune. One listen and you'll know why it's called The PUNCH!


Power Handling

  • 200W RMS
  • 400W Peak 

General Features

  • Custom 10-AWG nickel plated push terminals
  • Extended pole piece and bumped vented backplate
  • High-temp voice coil with spun-laced Nomex® re-inforcement collar
  • Kevlar fiber reinforced paper cone
  • Linear spider with embedded 16 AWG tinsel leads
  • Protective PVC textured magnet cover
  • Soft touch ABS trim ring with optional grille
  • StampCast basket with integrated spider venting

General Specifications

  • Voice Coil Diameter: 2.0" (51.6mm)
  • Speaker Connector: Dual 10 AWG compression
  • Fs (Hz): 39
  • Qts: 0.47
  • Vas (Liters): 12
  • SPL (dB @ 1w/1m): 83.2
  • Xmax (mm): 5.3
  • Woofer Displacement: 0.024" cu. ft.
  • Cutout Diameter: 7.125"
  • Mounting Depth: 4.39"


  • Subwoofers are usually sold as a single unit unless otherwise noted.
  • UPC: 780687332570
  • Sku: 11P1S48
*Warranty: 1 Year warranty.
1 Year warranty from implies that repairs must be returned to, not the manufacturer. More information can be found in our help section under returns & warranties.
What's not covered : Misuse, abuse, defacement, physical damage of any kind, and improper installation / operation. Video and multimedia equipment with damaged or cracked screens.Subwoofers and speakers are not warranted against being blown, burned or abused.

Do you own this product?  Write a review

   Emmet Washington From Clarksville Tn
It sounds great I had some 8by9 punches in my car but this sounds way better than them.

   Higgins From US

Built .645 ported box for this and found many more lows than anticipated. Running head unit to EQ to 150 RMS bridged amp. Budget sub with good sound for its size!

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