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1800W Alpine + Crossfire Bass Bundle

12" Alpine SWR-1243D Type R Series Subwoofer + Crossfire BMF500M Amplifier + 4 Gauge Amp Kit

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12" Dual 4 ohm Type R Subwoofer • 1800W Max • 300-600W RMS • BMF Series Monoblock Class A/B Car Amplifier • MOSFET Power Supply • Variable Bass Boost • Variable Low-Pass Filter • Military Spec. Audiophile Grade Components

Learn more about the swr1243d_bmf500m

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Product Highlights


12" Dual 4 ohm Type R Subwoofer • 1800W Max • 300-600W RMS • BMF Series Monoblock Class A/B Car Amplifier • MOSFET Power Supply • Variable Bass Boost • Variable Low-Pass Filter • Military Spec. Audiophile Grade Components

Description


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Authorized dealer

Alpine and Crossfire Bundle

This Sonic Electronix Exclusive Bass package showcases a Crossfire BMF500M Amplifier along with a 12" Type R Series Alpine Subwoofer. This excellent bass package pushes 600 watts of clean, continuous RMS power. The Alpine 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 Alpine 12" Type R Series subwoofer requires 600 watts of RMS power. The included Crossfire BMF500M amplifier will compliment this required power by supplying a perfect match-up of certified RMS continuous power. This package also includes a 4 gauge amplifier kit which is perfect to supply power to the amplifier. With the Alpine subwoofer, Crossifre amplifier, and The Install Bay amplifier kit, this bass bundle is great for anyone looking to upgrade their vehicle's audio system

Alpine SWR-1243D Features:
  • 12" Dual 4 ohm Type R Subwoofer
  • Power Handling:
    • Peak: 1800 watts
    • RMS: 300-600 watts
  • Kevlar reinforced pulp cone woofer
  • 2-Piece Structural Parabolic diaphragm design
  • Injection molded Santoprene rubber surround
  • Alpine exclusive High Amplitude Multi-Roll (H.A.M.R) surround for impressive excusrion and clean, accurate bass
  • FEA Optimized progressive NOMEX spider
  • Radial vented VC head sink
  • Concealed mount gasket system
  • Reinforced layer spider integration tinsel leads
  • Oversized 2-1/2" Voice coil
  • 4-Layer dual voice coil design
  • Voice coil made from 180°C high temperature wire on spiral cut aluminum former
  • Single-piece cast aluminum frame with Alpine Patent Pending Airflow Management System for efficient cooling
  • Airflow Management system controls the temperature of the voice coil by directing the air across the heatsink
  • One sided push terminals make installation and wiring fast and simple
  • Each terminal accepts up to 8 AWG wire for high power signal transfer
  • Concealed gasket mounting system hides the screw holes and makes for a clean install
  • Integrated grill technology allows for a seamless installation of a grill
  • US Patented Compound Radius Curve (CRC) design with integrated short sleeve configuration
  • CRC Machined motor structure creates a symmetrical magnetic field for less distortion and improves power handling
  • High-power, double-stacked strontium magnet structure
  • Newly redesigned for a 20% depth reduction
  • Frequency response: 24-200 Hz
  • Sensitivity: 83 dB
  • 1-year Sonic Electronix warranty
Crossfire BMF500M Features:
  • BMF Series Monoblock Class A/B Car Amplifier
  • RMS Power Rating: (12.5V)
    • 4 ohm: 250 watts x 1 chan.
    • 2 ohm: 500 watts x 1 chan.
  • Total power output: 500 watts x 1 chan.
  • High efficiency MOSFET power supply
  • Wired remote bass level control included
  • LED power (green) indicator
  • Variable Bass Boost (0 to +12 dB at 45Hz)
  • Soft Start, on/off circuitry
  • Military spec. audiophile grade components
  • Multi-stranded power toroid
  • High-efficiency Bipolar output transistors
  • Wire free PC Board layouts
  • Over-sized capacitor bank
  • Variable high-pass and low-pass electronics crossovers
  • Mono channel operation
  • Preamp RCA outputs to daisy chain multiple amps
  • 5-Way System Protection circuitry
  • Heavy duty aluminum alloy heatsink for extreme heat dissipation
  • Nickel-plated RCA level inputs
  • Nickel-plated screw terminals
  • Input sensitivity:
    • Low level: 0.15V-6V
  • Full-range crossover filter
  • Variable high-pass filter (50-150 Hz)
  • Variable low-pass filter (50-150 Hz)
  • Switchable on/off subsonic filter
  • Dimensions: 13"L x 8"W x 2-3/8"H
  • 4 gauge power and ground wiring is required for installation.
  • Authorized Internet Dealer
  • 1-year Manufacturer's warranty
The Install Bay AK4 Features:
  • Complete 4 Gauge Amplifier Installation Kit with RCA Interconnect Cables
  • 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
The Install Bay AK4 Includes:
  1. 17 ft. of Blue power cable
  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


Amplifier Power Specifications
RMS Power @ 4 ohms
250 watts x 1 channel
RMS Power @ 2 ohms
500 watts x 1 channel
RMS Power @ 1 ohm
Not Stable
Amplifier Specifications
Amplifier Class
A/B
Number of Channels
1 - Mono
Total RMS Power Output
500 watts
Maximum Input Gauge Size
4 AWG
Minimum Impedance Unbridged
2 ohm
Minimum Impedance Bridged
Not Bridgeable
THD at Rated RMS Power
Not Specified
Speaker Level Inputs
No
Preamp Outputs
1 pair
Built-in Crossover
Low-Pass (LP)
High-Pass (HP)
Full (AP)
High-Pass Crossover Frequency
50 - 150 Hz
Low-Pass Crossover Frequency
50 - 150 Hz
Subsonic Filter
Switcheable On/Off
Bass Boost
0 - 12 dB
Remote bass/level controller
Yes
Fan Cooled
No
Fuse Rating
25A x 3 
CEA-2031 Compliant
No
Subwoofer Specifications
Number of Subwoofers
1
Subwoofer Size
12"
Voice Coil(s)
Dual
Impedance (Per Voice Coil)
4 ohm
RMS Power Handling
600 watts
Peak Power Handling
1800 watts
Woofer Surround
Santoprene Rubber
Woofer Composition
Kevlar Fiber
Minimum Sealed Box Volume
0.65 cubic feet
Maximum Sealed Box Volume
1.25 cubic feet
Minimum Ported Box Volume
1.0 cubic feet
Maximum Ported Box Volume
2.0 cubic feet
Sensitivity
85 dB
Frequency Response
24 - 200 Hz
Xmax (millimeters)
20 mm
Top-Mount Depth (Mounting Depth)
6-3/8"
Cutout Diameter
10-13/16"
Recommended Enclosure Type
Ported / Vented
Sealed
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

SWR-1243D_BMF500M

Weight:

43.33lbs

Internal SKU:

swr1243d_bmf500m

Internal Product ID:

37453

Product and How-to Videos


  • Car Subwoofer Size Buying Guide | What Size of Sub Should I Get?
  • How To Install an Amplifier: Car Amplifier Basics Part 2

Customer Ratings & Reviews


1800W Alpine  + Crossfire Bass Bundle thumbnail image

5 star
100%
4 star
0%
3 star
0%
2 star
0%
1 star
0%



Durability
5
Value
4
Features
4
Design
5
Usability
5

Customer Reviews

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Good System

I got this and installed it in my IS250. It hits good and has the deeps. Installers thought it would be underpowered but the sub sounds good. Amp kit that comes with it sucks, buy a legit one.

By Ryan on March 18, 2012

4 found this helpful




AK4 main

Install Bay 4 Gauge Amplifier Power Wiring Kit (AK4)

• 4 Gauge Amplifier Installation Kit with RCA Interconnect Cables
• Perfect for 1600 Watts Amplifier Setup
• 17ft. Blue Power Cable
• 3ft. Black Ground Cable
• 17ft. Blue RCA Cable

(119)

$57.99

List price $64.99

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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.