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Rockford Fosgate Punch P1-1X12Punch Single P1 12" Loaded Enclosure

4.429 reviewsSee all reviews

Delivers tight, impactful bass and solid build for the price; good for many installs but check trunk space and amp pairing to get the best results.

Buyer confidence

78%

Highlights

  • Proprietary high-flow, low-noise port
  • Constructed with 5/8" MDF
  • 1 Year Warranty
  • High current binding posts

Key specs

Full specs
Enclosure Type
Vented
Woofer Quantity
1
Woofer Size
12"
Shipping Weight
46.1 Lbs. (20.91 kg)
Speaker Connector
Up to 10 AWG compression terminals
Woofer Series
Punch P1 (P1S4-12)
Nominal Impedance (ea)
4-Ohm Internally wired to create a 4-Ohm amplifier load
Power Handling (Watts RMS)
250 Watts RMS 500 Watts Max

Key specs

Full specs
Enclosure Type
Vented
Woofer Quantity
1
Woofer Size
12"
Shipping Weight
46.1 Lbs. (20.91 kg)

Highlights

Overview
  • Proprietary high-flow, low-noise port
  • Constructed with 5/8" MDF
  • 1 Year Warranty

Review highlights

Based on customer reviews

Rockford Fosgate Punch Single P1 12" Loaded Enclosure — punchy, well-built sub with strong value

Delivers tight, impactful bass and solid build for the price; good for many installs but check trunk space and amp pairing to get the best results.

29 reviews4.4/5 averageUpdated Mar 15, 2026

What buyers praise

  • Punchy, accurate low-end that fills the bass gap from smaller speakers
  • Strong output for the price — many reviewers report impressive bass and value

What to watch for

  • Enclosure is fairly large — confirm trunk/sub-bay fit for your vehicle
Overview

Single P1 12" vented loaded enclosure delivering 250 Watts RMS into a 4‑ohm load. Built from 5/8" MDF, finished in high-density carpet, with quick-release compression terminals.

Best for

  • Adding low-frequency bass quickly with a factory-style
  • drop-in loaded enclosure
  • buyers who want Punch tonal character in a lighter-weight
  • portable package similar in tone to P2/P3 models.

Key points

  • Single P1 12" vented loaded enclosure
  • 250 Watts RMS power handling, wired to a 4‑Ohm load
  • Constructed from 5/8" MDF
  • High-density carpet covering
  • Quick-release compression terminals for speaker connections
  • Technologies: Klippel Verified, CEA-2031

Fit and use

Designed as a drop-in loaded enclosure for vehicle audio systems. Intended to be paired with an amplifier appropriately rated for 250 Watts RMS into 4 ohms. Verify available space and access for placement before purchase.

What to know

The enclosure is tuned using computer-aided design and offers tonal performance similar to P2/P3 models while being easier to move due to lighter weight. Confirm vehicle space and amplifier compatibility; dimensions and vehicle fitment are not provided here.

Highlights

Key features

  • Proprietary high-flow, low-noise port
  • Constructed with 5/8" MDF
  • 1 Year Warranty
  • High current binding posts
  • Klippel Verified
  • CEA-2031
More info

Manufacturer details

The P1-1X12 is a single P1 12” vented enclosure with 250 Watts RMS power handling wired to a 4-Ohm load. The enclosure is constructed with 5/8” MDF, covered in high density carpet, and features quick release compression terminals.

Additional details

The most convenient way to get low frequency bass in your system is to drop-in a Punch Loaded enclosure. We're not talking junk in the trunk, we're talking the same genuine Punch woofers available separately. Punch Loaded enclosures are constructed with durable 5/8" MDF and tuned by our computer aided design software. P1 Loaded Enclosures feature similar tonal performance as P2/P3 models, but are easier to move in-n-out of vehicles due to their lighter weight.

Technologies
Klippel Verified

Klippel Verified

To adorn the ‘Verified with Klippel’ mark, the qualifying company’s loudspeaker engineering personnel must be

CEA-2031

CEA-2031

Power handling on Rockford Fosgate speakers conform to CEA-2031 industry standards. This means your speaker has

Specs

Specifications

10
Enclosure TypeVented
Woofer Quantity1
Woofer Size12"
Shipping Weight46.1 Lbs. (20.91 kg)
Speaker ConnectorUp to 10 AWG compression terminals
Woofer SeriesPunch P1 (P1S4-12)
Nominal Impedance (ea)4-Ohm Internally wired to create a 4-Ohm amplifier load
Power Handling (Watts RMS)250 Watts RMS 500 Watts Max
Enclosure Material5/8" MDF (Medium Density Fiberboard)
DimensionsBox (H x W x D)Wedge (H x W x D1 x D2)15.125" x 19.125" x 15.75" (38.4cm x 48.6cm x 40cm)
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