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Memphis MJP844

1500W Peak (750W RMS) 8" MOJO Pro Series Dual 4-ohm Subwoofer

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• Peak Power: 1500 watts
• RMS Power: 750 watts
• Impedance: Dual 4 ohm
• Rigid Paper Cone
• Double Stitched Foam Surround
• Mount depth: 5.6"
• Sensitivity: 82.3 dB

Learn more about the mjp844

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Description


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Memphis MJP844

Taking a cue from the popular MOJO Pro speaker line, the MOJO Pro subwoofers are high output, no-nonsense SPL machines developed to fit in more traditional enclosures allowing MOJO bass to be brought to even more applications. MOJO Pro 8″ 4 ohm DVC subwoofers are built to handle 750w RMS power and will produce thunderous bass that will please anyone who loves it loud.


Product Details:

  • 8" Dual 4 ohm MOJO Pro Series Subwoofer
  • Power Handling:
    • Peak: 1500 watts
    • RMS: 750 watts
  • Rigid Paper Cone
  • Double Stitched Foam Surround
  • Specifically designed for high SPL performance
  • DVVC Direct Vent Voice Coil Cooling
  • Cross drilled front plate venting
  • Aluminum shorting ring for reduced inductance
  • Progressive spider and diecast basket
  • Single Sided compression terminals
  • 2.5" High Temperature Copper Voice coil
  • 13 mm Xmax
  • 105 oz. Double Stacked Ferrite magnet motor structure
  • Resonance Frequency (Fs): 42 Hz
  • Sensitivity: 82.3 dB
  • Recommended sealed box volume: 0.6 cubic feet
  • Recommended ported box volume: 1 cubic feet
  • Top-mount depth: 5.6"
  • Cutout diameter: 7.3"
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

  • Priced Individually

Subwoofer Wiring Guide


Wiring Guide to Wire 1 Memphis MJP844 Subwoofer

Mono Amp

2 Channel Amp - Bridged

Wiring Guide to Wire 2 Memphis MJP844 Subwoofers

Mono Amp

Mono Amp - Option 1

2 Channel Amp

2 Channel Amp - Bridged

4 Channel Amp - Bridged

Wiring Guide to Wire 3 Memphis MJP844 Subwoofers

Mono Amp

4 Channel Amp

Wiring Guide to Wire 4 Memphis MJP844 Subwoofers

Mono Amp

2 Channel Amp

2 Channel Amp - Bridged

4 Channel Amp


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Specifications & Details


Subwoofer Specifications
Series
MOJO Pro Series
Subwoofer Size
8"
Peak Power Handling
1500 watts
RMS Power Handling
750 watts
Voice Coil(s)
Dual
Impedance (Per Voice Coil)
4 ohm
Voice Coil Material
Copper
Voice Coil Diameter
2.5"
Sensitivity
82.3 dB
Xmax (millimeters)
13 mm
Subwoofer Design
Round / Circle
Main Cone Color
Black
Woofer Composition
Rigid Paper
Woofer Surround
Double Stitched Foam
Magnet Structure
Double Stacked
Magnet weight
105 oz.
Magnet Type
Ferrite
Subwoofer Grille
No
Re-Cone Kit Available
No
CTA-2031 Compliant
No
Recommended Enclosure Specifications
Recommended Enclosure Type
Ported / Vented
Sealed
Optimum Sealed Box Volume
0.6 cubic feet
Optimum Ported Box Volume
1 cubic feet
Top-Mount Depth (Mounting Depth)
5.6"
Cutout Diameter
7.3"
Shallow Mount Installation
No
T/S Parameters (Electromechanical)
Free-Air Resonance (Fs)
42 Hz
Equivalent Compliance (Vas)
8.69 liters
Total Speaker Q Value (Qts)
0.45
Electrical Q Value (Qes)
0.55
Electrical Resistance of Voice Coil (Re)
1.75 ohm
Mechanical Q Value (Qms)
2.56
What is in the box?
Paperwork
User manual
WITB: Subwoofers
Subwoofer
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

MJP844

Weight:

17.60lbs

Internal SKU:

mjp844

Internal Product ID:

208349

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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.