This table shows by product model and type, the replacement PMC Part Numbers for HF, MF and LF drive units where applicable.
This information is for use for PMC authorised agents only. If you have servicing issues please contact your local retailer/distributor.
Key
A = Active
P = Passive
S = Studio - Professional product
i = Improved
SE = Special Edition
C = Centre
¹ Early models had different drivers. Please contact Service for verification
* LF is 148mm, cabinet may need enlarging from 145mm
| Product Name | Type | HF / Tweeter | MF / Mid Range | LF / Woofer |
| AB1 | Passive | 12416 | n/a | 12413 |
| AB2 | Passive | 12416 | n/a | 12413 |
| AB2S | Passive | 12416 | n/a | 12413 |
| AML1 | Active | 50173 ² | n/a | 13063 |
| AML2 | Active | 50332 ² | n/a | 13063 |
| BB5-A | Active | 12788 ¹ ² | 12539 ¹ ² | 12422 ¹ ² |
| BB5 XBD-A | Active | 12788 ² | 12539 ² | 12422 ² |
| BB5-P | Passive | 12416 | 12539 ² | 12422 ² |
| BB5SE | Passive | 14738 | 50350 ² | 14465 ² |
| ci30 | Passive | 17033 | n/a | 17029 |
| ci45 | Passive | 17033 | n/a | 17029 |
| ci65 | Passive | 17033 | n/a | 17029 |
| ci90slim | Passive | 17033 | n/a | 17029 |
| ci140 | Passive | 17033 | 51124 | 17027 |
| ci140-SUB | Passive | 17033 | n/a | 17027 |
| CB6i | Passive | 13727-A | 12544 | 13534 * |
| DB1 | Passive | 12415 | n/a | 13498 |
| DB1+ | Passive | 12416 | n/a | 13498 |
| DB1 Gold | Passive | 12416 | n/a | 13498 |
| DB1i | Passive | 13999 | n/a | 13498 |
| DB1S | Passive | 12415 | n/a | 13498 |
| DB1S+ | Passive | 12416 | n/a | 13498 |
| DB1S-A | Activated | 12416 | n/a | 13498 |
| DB1S-AII | Activated | 12416 | n/a | 13498 |
| EB1i | Passive | 13999 | 12544 | 12547 ² |
| fact.3 | Passive | 14078 | n/a | 14077 |
| fact.5-C | Passive | 14845 | n/a | 14077 |
| fact.8 | Passive | 14078 | n/a | 14077 |
| fact.10-C | Passive | 14845 | 14505 | 14504 |
| fact.12 | Passive | 14078 | 14505 | 14504 |
| fenestria | Passive | 51059 | 51061 | 51057 |
| FB1 | Passive | 12415 | n/a | 12418 |
| FB1+ | Passive | 12416 | n/a | 12418 |
| FB1i | Passive | 13999 | n/a | 12418 |
| FB1iSignature | Passive | 13999 | n/a | 12418 |
| GB1+ | Passive | 12416 | n/a | 13498 |
| GB1i | Passive | 13999 | n/a | 13498 |
| IB1 | Passive | 12416 | 12544 | 12547 ¹ ² |
| IB1S | Passive | 12416 | 12544 | 12547 ¹ ² |
| IB1SAlll | Activated | 12416 | 12544 | 12547 ¹ ² |
| IB2 | Passive | 12416 | 12539 ² | 12547 ² |
| IB2S | Passive | 12416 | 12539 ² | 12547 ² |
| IB2i | Passive | 13999 | 12539 ² | 12547 ² |
| IB2SE | Passive | 14738 | 50350 ² | 12547 ² |
| IB2S-A | Active | 12788 | 12539 ² | 14275 ² |
| LB1 | Passive | 12416 | n/a | 12412 |
| LB1Signature | Passive | 12416 | n/a | 12412 |
| MB1-A | Active | 12788 ¹ ² | 12539 ¹ ² | 12421 ² |
| MB1 XBD-A | Active | 12788 ² | 12539 ² | 12421 ² |
| MB1-P | Passive | 12416 ¹ | 12539 ¹ ² | 12421 ² |
| MB2-A | Active | 12788 ² | 12539 ² | 12421 ² |
| MB2 XBD-A | Active | 12788 ² | 12539 ² | 12421 ² |
| MB2i | Passive | 13999 | 12539 ² | 12421 ² |
| MB2SE | Passive | 14738 | 50350 ² | 14464 ² |
| MB2-P | Passive | 12416 | 12539 ² | 12421 ² |
| MB2S | Passive | 12416 | 12539 ² | 12421 ² |
| MB2S XBD | Passive | 12416 | 12539 ² | 12421 ² |
| OB1 | Passive | 12416 | 12544 | 13534 * |
| OB1i | Passive | 13999 | 12544 | 13534 |
| OB1Signature | Passive | 13999 | 12544 | 13534 |
| QB1 | Active | 12788 ² | 12539 | 14275 |
| PB1i | Passive | 13999 | 12544 | 14062 |
| PMC6 | Active | 17247 | n/a | 17245 |
| PMC6-2 | Active | 17247 | 51124 | 17245 |
| PMC8-2 | Active | 12416 | 51124 | 17246 |
| PMC8-SUB | Active | n/a | n/a | 17246 |
| PMC8-2-SUB | Active | n/a | n/a | 17246 |
| SB100 | Passive | n/a | n/a | 12547 ² |
| SB100-A | Activated | n/a | n/a | 12547 ² |
| TB1 | Passive | 12415 | n/a | 12418 * |
| TB1S | Passive | 12415 | n/a | 12418 * |
| TB2 | Passive | 12415 | n/a | 12418 * |
| TB2+ | Passive | 12416 | n/a | 12418 |
| TB2i | Passive | 13999 | n/a | 12418 |
| TB2S | Passive | 12415 | n/a | 12418 * |
| TB2iSignature | Passive | 13999 | n/a | 12418 |
| TB2S+ | Passive | 12416 | n/a | 12418 |
| TB2S-A | Activated | 12416 | n/a | 12418 |
| TB2S-AII | Activated | 12416 | n/a | 12418 |
| TLE1 | Active | n/a | n/a | 13534 * |
| TLE1S | Active | n/a | n/a | 13534 * |
| twenty.21 | Passive | 14337 | n/a | 14309 |
| twenty.22 | Passive | 14337 | n/a | 14308 |
| twenty.23 | Passive | 14337 | n/a | 14309 |
| twenty.24 | Passive | 14337 | n/a | 14308 |
| twenty.26 | Passive | 14337 | 14670 | 14611 |
| twenty.C | Passive | 14337 | n/a | 14309 |
| twenty.Sub | Active | n/a | n/a | 14611 |
| twenty5.21 | Passive | 14942 | n/a | 14897 |
| twenty5.22 | Passive | 14942 | n/a | 14896 |
| twenty5.23 | Passive | 14942 | n/a | 14897 |
| twenty5.24 | Passive | 14942 | n/a | 14896 |
| twenty5.26 | Passive | 14942 | 14670 | 15004 |
| twenty5.C | Passive | 14942 | n/a | 14897 |
| twenty5.Sub | Active | n/a | n/a | 15004 |
| twotwo.5 | Active | 14421 | n/a | 14423 |
| twotwo.5-C | Active | 14536 | n/a | 14423 |
| twotwo.6 | Active | 14422 | n/a | 14424 |
| twotwo.6-C | Active | 14537 | n/a | 14424 |
| twotwo.8 | Active | 14500 | n/a | 14595 |
| twotwo.8-C | Active | 14538 | n/a | 14595 |
| twotwo.Sub1 | Active | n/a | n/a | 14611 |
| wafer1 | Passive | 13963 | n/a | 13498 |
| wafer2 | Passive | 13963 | n/a | 12418 |
| XB1-A | Requires Amp | n/a | n/a | 12414 |
| XB1-P | Passive | n/a | n/a | 12417 |
| XB2 | Passive | n/a | n/a | 12421 |
| XB2SE | Passive | n/a | n/a | 14464 |
| XB3 | Passive | n/a | n/a | 12422 |
| XB3SE | Passive | n/a | n/a | 14465 |