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1000W RE Audio + MTX Audio Complete Bass Package

RE Audio SXX12D4 12" SXX Series Sub + MTX Audio RT1000D Amp + Amp Kit + Single 12" Ported Enclosure

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12" Dual 4 ohm SXX Series Car Subwoofer • 1000W RMS • Road Thunder Series Monoblock Class D Car Amplifier • PWM MOSFET Power Supply • Variable Bass Boost • Variable Low-Pass Filter • Variable Subsonic Filter • CEA-2006 Compliant Amplifier

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Product Highlights


12" Dual 4 ohm SXX Series Car Subwoofer • 1000W RMS • Road Thunder Series Monoblock Class D Car Amplifier • PWM MOSFET Power Supply • Variable Bass Boost • Variable Low-Pass Filter • Variable Subsonic Filter • CEA-2006 Compliant Amplifier

Description


RE Audio brand icon

Authorized dealer

MTX Audio and Rockford Fosgate Bass Bundle

This Sonic Electronix Exclusive Bass package showcases a MTX Audio RT1000D Amplifier along with 12" SXX Series, RE Audio Subwoofer. This excellent bass package pushes 1000 watts of clean, continuous RMS power. The RE Audio Subwoofer has Dual 4 Ohm Voice Coils; meant to be wired in parallel, to a final impedance of 2 Ohms. For more information regarding subwoofer wiring, please check out our Subwoofer Wiring Diagram.

This RE Audio SXX12D4 12" SXX Series subwoofer requires 1000 watts of RMS power. The included MTX Audio RT1000D amplifier will compliment this required power by supplying a perfect match-up of certified RMS continuous power. This package also includes an 8 gauge amplifier kit which is perfect to supply power to the amplifier. Also included will be a 12" slot ported enclosure. This enclosure will come with pre-line poly-fill and will made from 3/4" Medium Density Fiberboard. The ported slot will allow more air movement creating a much deeper bass. With the RE Audio subwoofer, MTX Audio amplifier, ported enclosure, and The Install Bay amplifier kit, this bass bundle is great for anyone looking to upgrade their vehicle's audio system

RE Audio SXX12D4 Features:
  • 12" Dual 4 ohm SXX Series Car Subwoofer
  • Power Handling:
    • RMS: 1000 watts
  • Impedance: Dual 4 ohm
  • Dual composite 2-piece cone
  • Rubatek foam surround
  • FEA Optimized motor structure
  • Progressive spiders
  • Wrap around rubber gasket
  • Tork-Tite terminals
  • 3" 8-Layer voice coil
  • Cast aluminum basket
  • Triple stacked magnets
  • Designed specifically for ported/vented enclosures
  • Proudly made in the USA
  • Also found as: sxx 12, sxx12, sxx 12d4, sxx-12, sxx-12d4
  • Authorized Internet Dealer
  • 1-year Manufacturer's warranty
SXX 12" T/S Parameters:
  • Electrical Q Value (Qes): 0.32
  • Mechanical Q Value (Qms): 4.4
  • Total Speaker Q Value (Qts): 0.30
  • Free Air Resonance (Fs): 30.6 Hz
  • Equivalent Compliance (Vas): 47.6 liters
  • One-Way, Linear Excursion (Xmax): 22 mm
  • Efficiency (SPL 1W/1m): 88.1 dB SPL
  • Effective Piston Area (Sd): 480 cm2
  • DC Resistance (Re): 1.9 ohm
  • Nominal Impedance (Znom): Dual 4 ohm
  • Thermal Power Handling (Pe): 1000 W
  • Force Factor (Bl): 21
MTX Audio RT1000D Features:
  • Road Thunder Series Monoblock Class D Car Amplifier
  • RMS Power Rating:
    • 4 ohm: 500 watts x 1 chan.
    • 2 ohm: 1,000 watts x 1 chan.
  • Pulse Width Modulated MOSFET power supply
  • Patented adaptive class D technology
  • Dual sided fiberglass printed circuit board
  • LED power and protect indicators
  • Smart engage auto turn-on
  • Mono channel operation
  • Variable Bass Boost (0 to +12 dB bass boost at 40 Hz)
  • EBC External bass remote control included
  • 3-Way System Protection circuitry (thermal, overload, and speaker short protection)
  • Heavy duty aluminum alloy convection cooled heatsink for extreme heat dissipation
  • Nickel-plated RCA level inputs
  • Nickel-plated screw terminals
  • Input sensitivity:
    • Level: 250mV-5V
  • Variable low-pass filter (40-200 Hz, 24 dB/octave)
  • Variable subsonic filter (20-50 Hz, 12 dB/octave)
  • CEA-2006 compliant amplifier
  • Frequency response: 20-200 Hz
  • Dimensions: 17-1/4"L x 7-1/16"W x 2-1/8"H
  • 4-gauge power and ground wiring is required for installation. Contact us for information regarding a discount on select amplifier kits when purchased together with this amplifier.
  • Authorized Internet Dealer
  • 1-year Manufacturer's warranty
Absolute VEGS12 Features:
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  • Black carpet
  • Gold plated binding posts
  • Banana clip ready
  • 1 L-shaped vent/port
  • Mounting depth: 15-1/4"
  • Cutout diameter: 11-1/4"
  • Box volume: 1.66 cubic feet
  • Total port volume: 0.16 cubic feet
  • Made from 3/4" Medium Density Fiberboard (MDF)
  • Dimensions: 16"D x 18"W x 13-1/2"H
  • Authorized Internet Dealer
  • 1-year Manufacturer's warranty
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  • Perfect for 1600 watts amplifier setup
  • Includes everything that you need to install a single amplifier
  • Premium power and ground cable
  • 1-year Manufacturer's warranty
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  2. 3 ft. of Black ground cable
  3. 17 ft. of Clear/blue RCA cable
  4. 25 ft. of Speaker wire
  5. 17 ft. of Remote turn-on wire
  6. In-line AGU fuse holder
  7. 60 Amp AGU fuse
  8. Installation hardware

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Specifications & Details


Subwoofer Amplifier Power Specifications
RMS Power @ 4 ohms
500 watts x 1 channel
RMS Power @ 2 ohms
1,000 watts x 1 channel
RMS Power @ 1 ohm
Not Stable
Peak Power Output
Not Specified
Amplifier Specifications
Amplifier Class
D
Number of Channels
1 - Mono
Maximum Input Gauge Size
4 AWG
THD at Rated RMS Power
<1.0%
Speaker Level Inputs
No
Preamp Outputs
No
Built-in Crossover
Low-Pass (LP)
Low-Pass Crossover Frequency
40 - 200 Hz
Subsonic Filter
20 - 50 Hz
Signal-to-Noise Ratio
75 dB
Bass Boost
0 - 12 dB
Remote bass/level controller
Yes
Fuse Rating
35A x 4 
CEA-2031 Compliant
Yes
Subwoofer Specifications
Subwoofer Size
12"
RMS Power Handling
1000 watts
Woofer Surround
Rubatek Foam
Woofer Composition
Dual Composite 2-Piece Cone
Voice Coil(s)
Dual
Impedance (Per Voice Coil)
4 ohm
Enclosure Specifications
Box Type
Ported
Number of Subwoofers
1
Box Style/Shape
Square/Rectangle
Height
13-1/2"
Width
18"
Depth
16"
Wood Thickness
3/4"
Number of Terminals
1
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
Manufacturer

Item Details


Manufacturer:

Model Number:

SXX12D4_RT1000D

Weight:

70.05lbs

Internal SKU:

sxx12d4_rt1000d

Internal Product ID:

36750

Product and How-to Videos


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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.