SF-15MB410

15" Mid-Bass Speaker, 400 Watts

  • 15inch Mid-Bass speaker with clear distinguished sound

  • Designed for use in high power 2-Way speaker systems

  • 3″ Copper clad Aluminium wire (CCAW) voice with inside-outside winding for excellent low and mid frequency response

  • Triple roll paper cone with exponential cone geometry.

Ideal for: 2-Way high power enclosures, Mid-Bass and monitoring applications, Live Sound Events

 

3.0 inch

Voice Coil

97.5 dB

Sensitivity

400 Watts

Power

8 Ω

Impedance

Additional Info

General Specifications

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Nominal Diameter :   15.0 inches
Nominal Power Handling :   400 Watts
Continous Power Handling :   800 Watts
Voice Coil Size :   3.0” / 75.5 mm
Winding Type :   Inside-Outside
Winding Material :   CCAW
Chassis Material :   Diecast Aluminium
Cone Surround :   Triple Roll
Spider :   Single

Technical Specifications

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Nominal Impedance :   8 Ω
Minimum Impedance :   6.4 Ω
Frequency :   40Hz ~ 2kHz
Magnet Size :   190 * 90 * 20 mm
Magnet Type :   Ferrite
Magnet Grade :   Y35
Sensitivity :   97.5 dB
Flux Density :   1.25 T

Thiele - Small Parameters

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Resonance Frequency (Fs) :        40 Hz
DC Resistance (Re) :        5.1 Ω
Electrical Factor :        0.22 Qes
Mechanical Factor :        5.1 Qms
Total Factor :        0.21 Qts
Equivalent Cas Air Loaded (Vas) :       138.0 dm³ (4.9 ft³)
Effective Piston Area (Sd) :       855.0 cm² (132.5 in²)
Voice coil Inductance @ 1kHz (Le) :       1.4 mH
Reference Effiiency (η₀) :       3.9 %
Max. Linear Excursion (Xmax) :      ± 7.0 mm
Usable Escues (Xvar) :      ± 8.0 mm
Effective Moving Mass (Mms) :       117.0 g
BI Factor (BI) :       26.2 T x m
Efficiency Bandwidth Product (EBP) :       181 Hz

Dimensions & Mounting Information

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Overall Diameter :   393 mm (15.5 in)
Bolt Circle Diameter :   374 mm (14.7 in)
Baffle Cut-Out Diameter :   354 mm (13.9 in)
Depth :   177 mm (5.79 in)
Flange & Gasket Thickness :   14.0 mm (0.55 in)
Net Weight :   9.2 kg
Shipping Weight :   10.6 kg

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