1.75 Compression Driver 8 ohm Replacement Diaphragm 44.4mm Voice Coil


Buy Now Pay Later, or pay just £4.99 over 3 payments with Klarna Payment Badge

Need it quicker? Choose next day delivery at checkout
£14.99Incl. VAT Our Price
£19.99Incl. VAT Typically This represents the average price across other brands that offer the same level of functionality and features as this product
Earn 70 Sound Points!

Replacement diaphragm for 44.4mm 1.75 Compression driver 8 ohm Professional Compression Driver

This replacement diaphragm is for many brands such as our BRC Series high-quality compression driver made from professional grade materials and features Kapton voice coils and Titanium diaphragms. Perfect partners for both high power, two and three-way systems.

If you've blown your compression driver, this is the replacement part you need to make it work again - you don't have to replace the whole unit.

Key Features:

  • This replacement diaphragm will fit other makers compression drivers
  • Voice Coil 44.4mm
  • Sprung Terminals
  • Outside Diameter of ring 70mm
  • Width at the widest point 106mm

Also known to be compatible with the following drivers.

Please check the dimensions above prior to purchase:

  • American Audio BMD450 B-52 MX-1515, B52 MX-1515, B-52 MX1515, B52 MX1515
  • Behringer 44P60A8 44T30D8 44P60A8 44T60C8
  • Cerwin Vega Pro Stax PSX153, PSX253
  • DAP PSR-15A
  • EAW VR51 (EAW DC10/1703-8)
  • Mackie DC10/1701-8, DC10/1801-8, Mackie SRM 450, Mackie C300Z, S215, S225, SA1521, SR1521Z, SR1522Z, Mackie HD1531
  • Mackie P/N 0008093, 0025666 Driver - Mackie 0025726
  • Mr. DJ PRO8000,
  • Gemini GX400, GX450,
  • P-Audio BM-D440, BM-D450, BM10 CXA, BM12 CXA, BM12 CXHA, BM15 CXA, BM15 CXHA, SD-44BF
  • Peavey 175T, PRO 12 (8 or 4 Ohm cabinets), PRO 15 (8 or 4 Ohm cabinets)
  • Turbosound RD111, CD111, TXD121, TXD12M, TXD151
  • Warrior Audio Prolight 400

The BRC Series is a high-quality compression driver made from professional grade materials and features Kapton voice coils and Titanium diaphragms. Perfect partners for both high power, two and three-way systems.

Spikes from amps, loud HF feedback, and some intense high-frequency tracks will are all prone to overwhelm the protection built into the crossover and blow it so a replacement diaphragm is needed.

This 44.4mm Voice Coil compression driver replacement diaphragm will fit many other makes of compression drivers such as B&C, Peavey and Martin Audio. Just check the dimensions here


  • Nominal Overall Diameter 115 mm x 70mm Nominal Impedance 8 ½
  • Nominal Voice Coil Diameter 44.4 mm
  • Magnet Weight 582 g
  • Flux Density 1.3 T Sensitivity@1W/1m 106 d B
  • Weight 1.7 Kg


  • Voice Coil DC Resistance Re 6.2 ohm
  • Resonance Frequency Fs 1200 Hz


  • Magnet Ferrite
  • Voice Coil Winding CCAW
  • Voice Coil Former Kapton
  • Voice Coil Winding Height 2.4 mm
  • Diaphragm Titanium
  • Air Gap Height 6mm
  • Ferrofluid in Air Gap No
  • Throat Diameter 25 mm

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 use this form or Live Chat and if you're interested in becoming an official distributor of BishopSound products, please get in touch below.