P-Audio Replacement 8 Ohm Diaphragm For BM-D750 and BM-D740 part for Turbosound TXD-15M CD212 RD212

Official manufacturer's replacement diaphragm for P-Audio compression drivers.

This 8 Ohm diaphragm is an exact fit and replacement for the P-Audio BM-D750 (Mk 1) and BM-740 compression drivers.

This diaphragm is also used in the following speakers/parts:

P-Audio Co-Ax BM12 CX38, BM12-CX38, BM12CX38
P-Audio Co-Ax BM15 CX38, BM15-CX38, BM15CX38
TurboSound RD210 RD-210
TurboSound CD210 CD-210
TurboSound RD212 RD-212
TurboSound CD212 CD-212
TurboSound TXD252 TXD-252
TurboSound TXD15M TXD-15M
P-Audio 740, 740-8
P-Audio BMD-740, BMD 740, BMD-740-8, BMD740, BMD740-8
P-Audio 750, 750-8
Mackie SRM450 Diaphragm DC10/1701-8 0008093 some models ONLY - most use DT027 diaphragm
Fane CD.280 Compression Driver


Voice coil diameter 72mm
Frame diameter 110mm
Diameter at outside edge of contact terminal lugs 142mm
Distance between centres of contact terminal 122.5mm
Contact terminal lug width 19.5mm
Frame thickness 4.2mm
Voice coil length (below lower face of frame) 3.5mm
Dome height (above rear face of frame) approx. 10.5mm

This diaphragm is not suitable for the newer BM2-D740 and BM2-D750 compression drivers with adjacent, "side-by-side" input terminals, the input terminals are diametrically opposite on this diaphragm. Click here for the BM2-D740 and BM2-D750 diaphragm.

PLEASE NOTE - You will need appropriate skills and product knowledge in order to fit this replacement part correctly. We do not provide a consultancy service or fitting advice for this product - this is a replacement part intended for professional use only.

Technical skills are required for fitting, do not attempt diaphragm replacement if you don't know what you are doing! Replacement diaphragms are classed as consumables and we are therefore unable to offer returns on these items.

Before buying this item, please ensure that the diaphragm you have looks EXACTLY the same as the one illustrated. If you have any doubt, please contact our Sales Team to ensure you are buying the correct item. Cabinet and speaker manufacturers often change driver suppliers and speaker suppliers during manufacturing and retain the same cabinet model number. We highly recommend that you remove your old part, and compare the diaphragm to the image and dimensions before ordering.