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8" Neodymium Mid Range Loudspeaker


(6 customer reviews)
In stock
  • 8″ Mid Range – 4 Ohms  
  • Neodymium Magnet
  • 96 dB – 500 Watts


In stock



The MR500CF-NDY series was designed for Power sports applications, featuring a water-resistant design to ensure optimum performance taking into account the effects of the outdoor environment!


Ideal for upgrading your sound system in your boat, UTV, 4-wheeler, or motorcycle, this mid range speaker becomes the new standard in vocal reproduction for outdoor applications. Constructed of high-end materials like a carbon fiber cone, high-temperature voice coil, and huge neodymium magnet, this driver produces natural sound with remarkably low distortion.



  • Water Resistant with true PRO audio mid range performance
  • Damped carbon fiber cone lowers moving mass and minimizes unwanted resonances
  • Low inductance and extended frequency response
  • Powerful neodymium magnet structure features distortion-canceling fixtures
  • Fast transient response, minimal tonal coloration, and deep, dynamic mid bass
  • Sold in pairs – Grill and screws are included
  • Also available on 6″ – 6MR500CF-NDY-4

The new 8MR500-NDY v2 series has everything you want in a mid range pro audio loudspeaker, without sacrificing performance we have designed a shallow and versatile footprint with only 3.03” of mounting depth. Its high energy, rare-earth neodymium motor, combined with other fine materials to resolve the finest details in an audio program and reproduces them accurately at concert-level volume.

The suspension design of this mid range features the single layer spider – which connects to the coil former with premium stitched lead wires, all being driven by a copper-clad aluminum wire voice coil providing high efficiency and excellent power handling, complemented by a high-power neodymium radial slugs that immerse the voice coil in a strong magnetic field.

You can expect excellent off-axis and transient response from this water-resistant mid range for a great sound stage and realistic sound reproduction.

Built for loud, clear vocal performance in tight, compact spaces, PRV Audio’s 8MR500CF-NDY-4 neodymium-powered midrange features a sensitivity of 96 dB (2.83V/1m) and weighs about 4.16 pounds! 4 ohm impedance. Pro Audio On Wheels Series is dedicated to delivering outstanding pro audio performance to your motorsports application.

A bumped back plate, vented magnet system, vented pole piece, high-temperature voice coil, allow for high power handling while protecting this driver from extreme transient power peaks.

WARNING: Cancer and Reproductive Harm – www.p65warnings.ca.gov

Technical Details


Nominal Diameter 8″ (152 mm)
Nominal impedance 4 Ohms
Rated AES Power Handling (RMS) 250 Watts
Program Power 500 Watts
Sensitivity 2.83V at 1m 96 dB
Recommended Hi Pass Crossover** **For Full Power Handling 85 Hz** **12db Per Octave Crossover
Frequency Response at -10dB 95 – 10,000 Hz
Voice Coil Diameter 2.0″ (50.8 mm)
Voice Coil Wire CCAW
Voice Coil Winding Depth 10.0 mm
Former Material Kapton
Magnetic Gap Depth 7.0 mm
Frame Material Stamped Steel


Equivalent Volume Vas 21.82 l
Excursion (mathematical)*** Xmax 3.25 mm
Free Air Resonance Fs 58.7  Hz
Mechanical Factor Qms 11.00
Electrical Factor Qes 0.24
Total Factor Qts 0.23
Cone Area Sd 227 cm²
Mechanical Mass Mms 24.27 g
Bl Factor Bl 11.49 Tm
Dc Resistance Re 3.5 Ohms
Inductance Le 0.079 mH at 1 kHz
Mechanical Mass Without Air Mmd 22.33 g
Mechanical Compliance Cms 0.303 mm/N

***Xmax=(Voice coil winding depth-Magnetic Gap depth)/2+ Mgnetic Gap Depth/4


Overall Diameter 8.27″ (210 mm)
Front Mount Baffle Cutout 7.28″ (185 mm)
Mounting Depth 3.34″ (85 mm)
Overall Depth 3.74″ (95 mm)
Net Weight 4.16 Lbs (1.89 kg) unit
Shipping Weight 10.18 Lbs (4.62 kg) pair
Carton Dimensions W x L x H 18.9″ x 8.86″ x 5.98″ (480 x 225 x 152 mm)


Customer questions & answers

  1. 0 votes
    Q What size amp would you need to run 2 a pair of these and what type of tweeters
    Asked by Tporter on May 20, 2020 3:11 am

    The speakers can take maximum 500w each from an amplifier. You can pair these with the TW450Ti-Nd-4 or the TW500My-Nd.

  2. 0 votes
    Q If I wanted to run 4 of this what size amp would I need...
    Asked by Haynes on May 11, 2020 3:51 pm
    A You can use the Timpano Audio TPT-1400 1 ohm for a total of 4 of these speakers.
  3. 0 votes
    Q If I wanted to run a pair of these along with the 4 x 6MR500CF-NDY-4 what size amp would I need?
    Asked by Kovi M. on April 25, 2020 6:41 am
    A These speakers would like to see maximum 500w each from an amplifier. You can use the Timpano TPT-1400 1 ohm.
    A You can run the pair on a Timpano TPT-1400 2 ohm and run the 4x 6" on a TPT-1400 1 ohm.
  4. 0 votes
    Q If I wanted to run a pair of these along with the 6MR500CF-NDY-4 what size amp would I need
    Asked by Christopher Haynes on April 13, 2020 6:05 pm
    There are no answers for this question yet.
  5. 0 votes
    Q What size speaker wire will the push terminals accept?
    Asked by Alijah Hanna on April 8, 2020 4:37 pm

    You can use a 16 gauge wire for this speaker. 

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6 reviews for 8MR500CF-NDY-4 (PAIR)

  1. John Bebis

  2. Joseph Mercado Jr

    These little guys SCREAM. They are LOUD and CLEAR even at high volume 👍.

  3. JT RODS

    Great speaker loud and clear and can handle power

  4. robert m.

  5. hui kim

  6. Jermaine B.

    I am very satisfied with my purchase! They sound really good on my Harley Davidson Street Glide.

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Repair Parts

Recone Kit for 8MR500CF-NDY-4 Loudspeaker