MB620-8 6-1/2" Professional High Power Midbass Driver 8 Ohm

Quick Overview

Built for high impact and low distortion, the MB620-8 6-1/2” midbass is a great choice for use in dynamic, high output 2-way and 3-way designs. With a damped paper cone, treated cloth spider, and powerful ferrite motor these drivers will deliver incredible clarity and detail even when pushed to extreme SPL levels. Suitable for use in professional speakers, studio monitors, and even car audio systems, these are incredibly flexible mid-bass drivers.

Product Highlights

  • 94dB sensitivity and 200 watt continuous power handling allows incredible output
  • 2” voice coil and 30 oz ferrite magnet with vented pole-piece
  • Lightweight paper cone and cloth surround
  • Wide 100Hz-7kHz usable frequency response
  • Great for 2 or 3-way pro audio, car, or home hi-fi systems
  • Excellent choice for use in musical instrument applications

Product Manuals / Spec Sheets / Downloads

Dayton Audio MB620-8 Specifications
Dayton Audio MB620-8 Graphs/FRD/ZMA Data Files

Dayton Audio’s MB620-8 6-1/2” professional mid-bass driver is engineered to provide maximum impact output while keeping distortion to a minimum. This mid-bass uses a powerful, vented ferrite magnetic motor and lightweight paper cone with cloth surround to achieve high SPL and loads of clarity. While optimized for 2-way pro audio systems, this driver is versatile enough for car audio and home hi-fi mid-bass work, and even musical instrument applications, such as bass guitar and keyboard. The MB620-8 is an 8 ohm 6-1/2” with a 2” voice coil and a 30oz ferrite magnet design. It offers a lot of bang-for-the-buck at 94dB SPL and 200 watts of continuous power handling. The MB620-8 has a wide and smooth usable frequency response from 100Hz-7kHz.

Speaker Series MB Series
Model Number MB620-8
Color Black
Unit of Measure Each
UPC 848791008054
Warranty - Parts 5 Years
Warranty - Labor 5 Years
Product Shipping Weight (lbs.) 6.3
Speaker Type Mibass
Power Handling (RMS) 200 watts
Power Handling (max) 400 watts
Continuous Program Power --
Impedance 8 ohms
Sensitivity 94 dB @ 2.83V/1m
Frequency Response 100 - 7,000 Hz
Voice Coil Diameter 2"
Magnet Weight 33 oz-
DC Resistance (Re) 5.47 ohms
Voice Coil Inductance (Le) 0.93 mH @ 1 kHz
Resonant Frequency (Fs) 104 Hz
Mechanical Q (Qms) 4.29
Electromagnetic Q (Qes) 0.69
Total Q (Qts) 0.59
Diaphragm Mass Inc. Airload (Mms) 8.59g
Moving Mass Of Diaphragm (Mmd) --
Mechanical Compliance of Suspension (Cms) 0.274 mm/N
Surface Area Of Cone (Sd) 132.73 cm²
Volume of Displacement (Vd) 26 cm³
BL Product (BL) 6.68 Tm
Compliance Equivalent Volume (Vas) 6.77 liters
Maximum Linear Excursion (Xmax) 2 mm
Drivers Mechanical Losses (Rms) --
Cone / Diaphragm Material Paper Cone
Entry / Exit Diameter --
Surround Material Cloth
Voice Coil Wire Material CCA
Voice Coil Former
Basket/Frame Material Steel
Magnet Material Ferrite
Overall Outside Diameter 6.57"
Overall Depth 3.15"
Baffle Cutout Diameter 5.8"
# Mounting Holes 4
Mounting Hole Diameter --
Bolt Circle Diameter --
Product Weight --
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