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(3 customer reviews)
Out of stock
  • 8″ Mid Range – 4 Ohms
  • Neodymium Magnet
  • 96 dB – 500 Watts


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SKU: 8MR500-NDY-4 Category: Tag:


The PRV Audio Pro Audio Loudspeaker, 8MR500-NDY-4 Mid Range woofer offers outstanding durability and a smooth midrange response through 9kHz. This woofer is perfect for home Hi-Fi installs, including bookshelf, satellite, surround sound speakers and even studio monitors. It is a great option for three way cabinets requiring additional midrange support.

The high end neodymium magnet assembly was chosen to increase sensitivity and power handling. This neodymium is attached to a sturdy reinforced steel frame to ensure a solid support structure for long lasting play in most any environment. Its light weight of only 2.33 lbs helps keep your enclosures light and is a great use for car audio installers looking for high SPL midrange and upper midrange responses.


  • Nominal Impedance: 4 Ohms
  • Rated AES Power Handling (RMS): 250 Watts
  • Program Power: 500 Watts
  • Sensitivity (1W/1m): 96 dB
  • Voice Coil Diameter: 1.5″

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

Technical Details


Nominal Diameter 8″ (203 mm)
Nominal impedance 4 Ohms
Rated AES Power Handling (RMS) 250 Watts
Program Power 500 Watts
Sensitivity 2.00V at 1m 96 dB
Recommended Hi Pass Crossover**
**For Full Power Handling
160 Hz**
**12db Per Octave Crossover
Frequency Response at -10dB 95 – 9,000 Hz
Voice Coil Diameter 1.5″ (38 mm)
Voice Coil Wire CCAW
Voice Coil Winding Depth 9.0 mm
Former Material Kapton
Magnetic Gap Depth 6.0 mm
Frame Material Stamped Steel



Equivalent Volume Vas 14.37 l
Excursion (mathematical)*** Xmax 3.00 mm
Free Air Resonance Fs 95.12 Hz
Mechanical Factor Qms 15.60
Electrical Factor Qes 0.81
Total Factor Qts 0.77
Cone Area Sd 241 cm²
Mechanical Mass Mms 15.75 g
Bl Factor Bl 6.54 Tm
Dc Resistance Re 3.7 Ohms
Inductance Le 0.19 mH at 1 kHz
Mechanical Mass Without Air Mmd 13.60 g
Mechanical Compliance Cms 0.178 mm/N

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


Overall Diameter 8.11” (206 mm)
Front Mount Baffle Cutout 7.09” (182 mm)
Mounting Depth 3.37” (85 mm)
Overall Depth 3.15” (80 mm)
Net Weight 2.35 Lbs (1.06 kg)
Shipping Weight 2.77 Lbs (1.25 kg)
Carton Dimensions W x L x H 8.86” x 8.86” x 4.33”
(225 x 225 x 110 mm))


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3 reviews for 8MR500-NDY-4

  1. Todd Opdyke

  2. Bill Gorby

  3. Anonymous

    Love this product. Too bad they switched the design a little. I don’t like the newer version.

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Repair Parts

Recone Kit for 8MR500-NDY-4


PRV AUDIO 8MR500-NDY-4 Loudspeaker