NVX NE121P Single 12" Slot Ported 3/4" MDF Sub Enclosure w/ CompRT Subwoofer

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NVX NE121P w/ Kicker CWRT122 (48CWRT122) (Sold Individually) Image 1 — NVX NE121P w/ Kicker CWRT122 (48CWRT122) (Sold Individually)

NVX NE121P w/ Kicker CWRT122 (48CWRT122) (Sold Individually) Image 2 — NVX NE121P w/ Kicker CWRT122 (48CWRT122) (Sold Individually)

NVX NE121P w/ Kicker CWRT122 (48CWRT122) (Sold Individually) Image 3 — NVX NE121P w/ Kicker CWRT122 (48CWRT122) (Sold Individually)

NVX NE121P w/ Kicker CWRT122 (48CWRT122) (Sold Individually) Image 4 — NVX NE121P w/ Kicker CWRT122 (48CWRT122) (Sold Individually)

NVX NE121P w/ Kicker CWRT122 (48CWRT122) (Sold Individually) Image 5 — NVX NE121P w/ Kicker CWRT122 (48CWRT122) (Sold Individually)

NVX NE121P w/ Kicker CWRT122 (48CWRT122) (Sold Individually) Image 6 — NVX NE121P w/ Kicker CWRT122 (48CWRT122) (Sold Individually)

NVX NE121P w/ Kicker CWRT122 (48CWRT122) (Sold Individually) Image 7 — NVX NE121P w/ Kicker CWRT122 (48CWRT122) (Sold Individually)

NVX NE121P w/ Kicker CWRT122 (48CWRT122) (Sold Individually) Image 8 — NVX NE121P w/ Kicker CWRT122 (48CWRT122) (Sold Individually)

NVX NE121P w/ Kicker CWRT122 (48CWRT122) (Sold Individually) Image 9 — NVX NE121P w/ Kicker CWRT122 (48CWRT122) (Sold Individually)

NVX NE121P w/ Kicker CWRT122 (48CWRT122) (Sold Individually) Image 10 — NVX NE121P w/ Kicker CWRT122 (48CWRT122) (Sold Individually)

NVX NE121P w/ Kicker CWRT122 (48CWRT122) (Sold Individually) Image 11 — NVX NE121P w/ Kicker CWRT122 (48CWRT122) (Sold Individually)

Product highlights

• [12" Dual Sealed Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Internal box volume: 2.00 cubic feet
• Premium Black Carpet with Black NVX Logo

Learn more about the ne121p_48cwrt122

Universal – fits most vehicles.

Similar items | Update vehicle | Vehicle store

List price $399.98

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$336.91

with warranty

Starting at $31/mo

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Description

Authorized dealer

NVX NE121P

Single 12" Slot Ported 3/4" MDF Black Carpeted Subwoofer Enclosure – 1.75 Cu. Ft. with Polyfil and NVX Logo
Quantity: 1

Product Details:

Not compatible with NVX VC-Series Subwoofers
12" Single Ported Subwoofer Enclosure
Made from 3/4" Medium Density Fiberboard (MDF) construction
Built with precision CNC technology for exceptional accuracy
Pre-lined with Poly-Fil for improved acoustic response
Premium Black Carpet with Black NVX Logo
Spring Loaded Push Terminals
Maximum subwoofer mounting depth: 13-7/8"
Subwoofer cutout diameter: 11-7/32"
Internal box volume: 1.75 cubic feet
Dimensions: 16.50" D x 20.00" W x 16.00" H
Authorized Internet Dealer
1-year Sonic Electronix Warranty

Port Specifications:

Tuning Frequency: 38 Hz
Port Width: 1.5"
Port Height: 14.50"
Port Length: 17.52"

Kicker CWRT122 (48CWRT122)

1000W Peak (500W RMS) 12" CompRT Series Dual 2-ohm Shallow Car Subwoofer
Quantity: 1

Product Details:

12" Dual 2 ohm CompRT Series Subwoofer
Power Handling:

Peak: 1000 watts
RMS: 500 watts

ANSI/CTA-2031-A compliant
UV-Treated Polypropylene cone
Utilizes one-piece SoloKon cone reinforcement technology
UV-resistant Santoprene Surround with signature red double stitching
Ultra-thin sub fits under the seat or behind the back bench
Advanced suspension and heat management system
Forced-Air Cooling to help subwoofers run 20% cooler
Runs 20% cooler than previous designs
Frequency Response: 25 - 500 Hz
Sensitivity: 85.5 dB
Recommended sealed box volume: 0.55 cubic feet - 2.0 cubic feet
Recommended ported box volume: 1.75 cubic feet - 2.25 cubic feet
Top-mount depth: 3-3/4"
Cutout diameter: 11"
Mesh grilles: Kicker 52GR12 (sold separately)
Grille insert: Kicker CWR12G (sold separately)
Authorized Internet Dealer
1-year Manufacturer's Warranty

Sold Individually

Kicker 48CWRT122 owner’s manual

Specifications & Details

Subwoofer Specifications

Series

CompRT Series

Subwoofer Size

12"

RMS Power Handling

500 watts

Peak Power Handling

1000 watts

Woofer Composition

UV-Treated Polypropylene

Woofer Surround

Santoprene Rubber

Sensitivity

85.5 dB

Frequency Response

25 - 500 Hz

Subwoofer Design

Round / Circle

Enclosure Specifications

Box Type

Ported

Number of Subwoofers

Box Style/Shape

Square/Rectangle

Wood Thickness

3/4"

Number of Terminals

Terminal Type

Binding posts (banana clip ready)

Box Exterior Color

Black

Box Finish

Carpet

Warranty and Return Policy

Parts Warranty Duration

1 year

Labor Warranty Duration

1 year

Warranty Provider

Sonic Electronix

Customer Ratings & Reviews

NVX NE121P w/ Kicker CWRT122 (48CWRT122) (Sold Individually) thumbnail image

Overall rating distribution

5 star		71%
4 star		14%
3 star		14%
2 star		0%
1 star		0%

Filter by Star Rating

Show only Verified Purchases

By feature average rating

Durability		4
Value		5
Features		5
Design		4.8
Usability		4.5

Customer Reviews

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The following review is for CWRT122, which is a part of the bundle you are viewing.

By Zach on October 6, 2022 Checkmark Icon

Verified purchase

18 found this helpful

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The following review is for CWRT122, which is a part of the bundle you are viewing.

By Blake on May 7, 2026 Checkmark Icon

Verified purchase

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Nice sounding box but abit tall.

The following review is for NE121P, which is a part of the bundle you are viewing.

Great sturdy box, carpeting was nicest done only thing i disliked about it was its hight it too tall my trunk is 14.75. But this thing is 16" tall had to cuz the foam that was under the mat to make it barely fit and also re.oved the back seat...it was worth it though, im running a rf-p3d2 12"

By robinson on February 27, 2026 Checkmark Icon

Verified purchase

2023 Toyota GR86

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The following review is for NE121P, which is a part of the bundle you are viewing.

By Austin on February 26, 2026 Checkmark Icon

Verified purchase

2010 Honda Odyssey

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The following review is for CWRT122, which is a part of the bundle you are viewing.

By Myron on June 21, 2025 Checkmark Icon

Verified purchase