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B&C 8PS21 8" Woofer

Brand:|Model: 8PS21|Part # 294-654

The B&C Speakers 8PS21 8" woofer's long linear excursion provides exceptional LF performance when installed in compact bass-reflex enclosures.
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Part # 294-654
  • Excellent bass performance for a woofer of this size
  • Copper ring in the magnetic circuit reduces distortion/extends HF response
  • High power handling

Product Details

B&C 8PS21 8" Woofer

B&C's 8PS21 8" woofer features a 2" copper voice coil on a Kapton® former, die cast frame, ceramic ferrite magnet, and a 200 watts RMS power handling rating.  A copper ring in the 8PS21's magnetic circuit reduces distortion and extends high frequency response up to 3 kHz. The 8PS21 is an ideal compact pro woofer choice when used singly or in multiples.

Product Specifications
  • Nominal Diameter8"
  • Power Handling (RMS)200 Watts
  • Power Handling (max)400 Watts
  • Impedance8 ohms
  • Frequency Response70 to 3,000 Hz
  • Sensitivity94 dB 1W/1m
  • Voice Coil Diameter2"
Thiele-Small Parameters
  • Resonant Frequency (Fs)73 Hz
  • DC Resistance (Re)5.4 ohms
  • Voice Coil Inductance (Le)0.5 mH
  • Mechanical Q (Qms)4.2
  • Electromagnetic Q (Qes)0.36
  • Total Q (Qts)0.33
  • Compliance Equivalent Volume (Vas)0.5 ft.³
  • BL Product (BL)12.6 Tm
  • Diaphragm Mass Inc. Airload (Mms)23g
  • Maximum Linear Excursion (Xmax)5 mm
  • Surface Area of Cone (Sd)220 cm²
Materials of Construction
  • Cone MaterialPaper
  • Surround MaterialCloth
  • Voice Coil Wire MaterialCopper
  • Voice Coil FormerKapton® / Polyimide
  • Basket / Frame MaterialCast Aluminum
  • Magnet MaterialFerrite
Mounting Information
  • Overall Outside Diameter8.8"
  • Baffle Cutout Diameter7.4"
  • Depth3.6"
  • Bolt Circle Diameter8.3"
  • # Mounting Holes8
Optimum Cabinet Size (determined using BassBox 6 Pro High Fidelity suggestion)
  • Sealed Volume0.08 ft.³
  • Sealed F3189 Hz
  • Vented Volume0.2 ft.³
  • Vented F3115 Hz
B&C 8PS21 8" Woofer
  • BrandB&C Speakers
  • Model8PS21
  • Part Number294-654
  • UPC844632002045
  • Product CategoryPro Woofers, Subwoofers & Midrange Speakers
  • Unit of MeasureEA
  • Product Rating
    (4 Reviews)
  • Weight8.4 lbs.
  • California Prop 65

    Warning: California residents only. Please note per Proposition 65 that this product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.

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