Polk Audio MM840 DVC 8" Dual Voice Coil Mobile Audio/Marine Subwoofer, 26-200Hz, Single

SKU: PKAB00ATZEJ4

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Polk Audio MM840 DVC Specifications

  • Type

    Driver Complement Subwoofer: Dynamic Balance poly composite woofer

  • Efficiency

    90 dB

  • Nominal Impedance

    Dual 4Ohms

  • Total Frequency Response

    26-200Hz

  • Power Handling Continuous

    250 watts

  • Power Handling Peak

    500 watts

  • Driver Diameter

    1.50" / 3.81cm

  • Quantity

    Driver Complement Subwoofer: 1

  • Thiele/Small Parameters

    LE: 2.47 mH
    QES: 0.62
    QMS: 5.5
    QTS: 0.59
    SD: 35.65 sq in/230 sq cm
    VAS: .55 cu ft/15.8 L

  • Resonant Frequency

    Thiele/Small Parameters: 43Hz

  • Xmax Linear

    Thiele/Small Parameters: 0.75

  • Cut-Out Diameter

    7.12" / 18.08cm

  • Driver Mounting Depth

    Bottom Mount: 4.68" / 11.89cm
    Top Mount: 4.12" / 10.46cm

  • Diameter

    Driver Complement Subwoofer: 8" / 20.32cm

About Polk Audio MM840 DVC

Introducing the new MM840 high performance 8-inch subwoofer. Great for big bass without taking up much space. As a result of 3 years of Polk research and development, the new MM systems have been designed to offer unparalleled sound quality with exceptional fit to meet virtually any application. Borrowing technology from Polk Audio's flagship SR Series, the MM Series offers exceptional value for the price.

Through the use of high-tech carbon composite baskets, powerful neodymium motor structures using oversized voice coils and state-of-the-art woven glass composite cones, they offer high-end audio performance normally found only in the most expensive loudspeaker systems.

Polk Audio MM840 DVC Features

  • With 250 Watts continuous/500 Watts peak power handling, the MM840 is recommended for small sealed (35 cubic foot) enclosures
  • New polymer woofer cones and butyl rubber surrounds will not break down over time and will survive the rigors of harsh automotive environments
  • High temperature copper voice coil (51mm) and polyamide former withstands the most rigorous use while maintaining extremely low distortion for bass punch and output
  • Heavy duty input terminals accommodate speaker wire up to 8 AWG or twisted pairs of 12 AWG
  • Advanced carbon composite basket based on the spokes of a wheel is lightweight, will not flex during peaks and looks great! Don't be afraid to show off the back of yPolk Audio woofer
  • Klippel optimized components using a state-of-the-art Klippel distortion analyzer, Polk engineers were able to optimize the woofer's motor structure, voice coil alignment and suspension for the best possible performance, even at extreme listening levels
  • Available matching grille complement the wheel spoke design
  • Single voice coil configuration (MM840) also available

Key Features

  • Heavy duty input terminals accommodate speaker wire

What's in the box:

  • Polk Audio MM840 DVC 8" Dual Voice Coil Mobile Audio/Marine Subwoofer
  • Polk Audio 1 Year Parts and Labor Warranty