12" Speaker 250w RMS Full Range Driver 8 ohm - BSP12


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£39.99Incl. VAT Our Price
£59.99Incl. VAT Typically This represents the average price across other brands that offer the same level of functionality and features as this product
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This is our Classic 12" Pressed Steel Driver delivering 500w Program or 250w RMS at 8 ohms.

If you do not like British Sound, want a cheap, unreliable speaker designed and voiced overseas with mickey mouse ratings please buy elsewhere. There are plenty of box shifters that do not care (or understand) about sound quality around.

  • We make all our drivers in our own factory.
  • We only use British Paper Cones - Not recycled old paper and cardboard
  • We guarantee our work!
  • 50mm voice coil.
  • 40 Oz Magnet
  • Can be used effectively for Hi-Fi and PA
  • Smooth frequency response that gives a tone character when properly matched with our BRC135 HF unit
  • We focus on reliability and quality. The prices are fair because we are the manufacturer.

The 50mm voice coil and 40 Ounce magnet with our British paper cone truly makes all the difference to the sound quality.

The BishopSound Classic range of Pressed Steel drivers come in 8", 10", 12" and 15"

Our Classic 12″ PA speakers can be used in a range of cabinets both wood and plastic active or passive.

Bishopsound woofers are high-quality PA speakers. Made from professional grade materials the Classic Series features pressed steel baskets, Kapton coils, ferrite magnets, paper cones from ENGLAND with rolled cloth edge and push terminals.

These 12″ speakers are ideal for use in vocal PA, keyboards, club systems and monitors.

BishopSound 12″ Speakers are critical in covering those midrange frequencies.

These 12″ speakers are ideal for use in vocal PA, keyboards, club systems, and stage monitors.

BishopSound 12" Speakers are critical in covering those midrange frequencies.

These 12" speakers are ideal for use in vocal PA, keyboards, club systems, and stage monitors.


  • Voice Coil DC Resistance Re 5.6 ½
  • Resonance Frequency Fs 42 Hz
  • Mechanical Q Factor Qms 8.73
  • Electrical Q Factor Qes 0.521
  • Total Q Factor Qts 0.505
  • Mechanical Moving Mass Mms 87.2 g
  • Mechanical Compliance Cms 193.7 um/N
  • Force Factor BL 14.5 Wb/m
  • Equivalent Acoustic Volume Vas 77.5 It.
  • Maximum Linear Displacement Xmax å±3 mm
  • Reference Efficiency ëáo 1.25 %
  • Diaphragm Area Sd 53 Cm2
  • Losses Electrical Resistance Res ½
  • Voice Coil Inductance@ 1K Hz LE m H


    • Nominal Overall Diameter 312 mm
    • Nominal Impedance 8 ½
    • Nominal Voice Coil Diameter 50 mm
    • Musical Power 500 W
    • Magnet Weight 40 Oz
    • Rated Power 250 W RMS
    • Flux Density 0.9 T Sensitivity@1W/1m 94 d B
    • Weight 4.2 Kg


    • Magnet Ferrite
    • Voice Coil Winding Copper
    • Voice Coil Former Kapton
    • British Paper Cone
    • Surround Treated Cloth
    • Dust Dome Paper
    • Basket Pressed Sheet Steel

    Your Guarantee is for 12 months and starts from delivery date but please read on. The warranty is recorded with the BishopSound Order number which begins with a B. Please download and keep a copy of your invoice and keep it safe.

    We know problems can occur from time to time so even after 1 year I am here to help. We carry parts and we treat everyone as we expect to be treated ourselves so we will work hard to get a win win.

    We still help people who bought from us at Carlsbro 30 years ago with parts (if they are available) repairs and solutions. BishopSound prides itself on treating every customer as a family friend.

    In short if the problem was caused by me its up to me to fix it. If you had an accident then I will try my hardest to fix it at little or no cost to you. This guarantee is in addition to, and does not affect your statutory rights or the other right of consumer purchases.

    For more information, please see our Terms & Conditions

      Get in touch with BishopSound today for professional and friendly advice. Alternatively, you can call us on 01765 698 233 or 07973 223949. If you want to send a direct email please use andrew@bishopsound.com or victoria@bishopsound.com.

      If you have a question for Andrew use this form or Live Chat for a fast reply.