10 Inch (250mm) 4 Ohm, Dual Magnet Woofer

Brand Name
Oaktron by MISCO
Model #
Part #
In stock

The 93054 is a high-sensitivity woofer made for both sealed and vented enclosures within home theaters and live stereo music systems – a great replacement for a worn Klipsch or ESS AMT 1 tower speakers of similar size.

  • Woofer
  • 10 inch (250 mm) basket diameter
  • 100 watts, 4 ohms, 94 dB SPL
  • 2-inch aluminum voice coil, Kapton former
  • Dual ferrite magnet, stamped steel basket
  • Polypropylene cone, rubber surround

MISCO engineers test and analyze the performance of these speakers using the world's most sophisticated loudspeaker measurement systems, including the Klippel Analyzer and the Klippel QC, which confirm the final design.

Pair this woofer with one of our MISCO Amplifiers.  



Download Product Specifications (PDF) »

More Information
Brand Name Oaktron by MISCO
Model # 250-WF04-02
Size, Nominal (inch & mm) 10" (250 mm)
Shape of Speaker Round
Speaker Type Woofer
Application Arcade Gaming, High-End Audio and Home Theater, Home Audio
Environment Indoor
RoHS Compliant No
Nominal Impedance (Z) (Ω) 4
Rated Power IEC268-5 (W) 100 Watts
Rated Impedance (Ω) 4
Continuous Power (W) 100
Program Power (W) 200
Frequency Range (Hz) 20 - 2,000
Sensitivity (dB SPL) ¹ 94
Resonant Frequency (Fs) (Hz) +/- 15% 28
DC Resistance (Re) (Ω) 3.6
Voice Coil Inductance (Le) (mH) 0.94
Mechanical Q Factor (Qms) 12.86
Electrical Q Factor (Qes) 0.38
Total Q Factor (Qts) 0.3
Mechanical Resistance (Rms) (kg/s) 0.74
Compliance Equivalent Volume (Vas) (L) 97.52
Suspension Compliance (Cms) (mm/N) 0.57
Surface Area of Diaphragm (Sd) (cm²) 346.4
Moving Mass (Mms) (gm) 52.0
Maximum Linear Excursion (Xmax) (mm) 7.9
Motor Force Factor (BL) (T•M) 9.5
Efficiency (η₀) (%) 0.61
Efficiency Bandwidth Product (EBP) (Fs/Qes) 74.1
Basket Type Stamped steel
Terminal Size (mm) 5.2 x 0.5
Voice Coil Diameter (mm) 50.8
Voice Coil Wire Material Aluminum
Voice Coil Former Material Kapton
Voice Coil Winding Single Layer
Magnet Material Ferrite
Magnet Weight (g) 1077.3
Cone Body Material Polypropylene
Cone Surround Material Natural Rubber
Dust Cap Material Polypropylene
Net Weight (kg) 5.16
Technical Notes

¹ Sensitivity is measured with 2.83 volt input, measured on-axis at 1 meter distance