Focal Speaker Drivers
Focal is represented in the Load Forge catalog by 39 speaker drivers, covering 3.1" to 12". Resonance (Fs) spans 21–170 Hz and total Q (Qts) 0.2–1.3, so the range covers both compact sealed alignments and large vented subwoofers. Every entry below links to its Thiele/Small parameters and calculated sealed and bass-reflex box designs.
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Drivers
39
Diameter
3.1"–12"
Fs Range
21–170 Hz
Qts Range
0.2–1.3
Price Range
200–1099
Filter Focal Speaker Drivers by diameter
All Focal Speaker Drivers — parameters & designs
| Model | Size | Fs | Qts | Vas | Price |
|---|---|---|---|---|---|
| 3 KMAltoparlante medio da 80 mm | 3.1" | 170 Hz | 0.65 | 0.3 L | — |
| 3.5 WM | 3.4" | 105 Hz | 0.58 | 1 L | — |
| 7K4421 Kevlar Midwoofer | 6" | 50 Hz | 0.3 | 16 L | 200.00 USD |
| 6 WM | 6.5" | 70 Hz | 0.79 | 8.5 L | — |
| 6.5 KM 165mm | 6.5" | 76 Hz | 0.77 | 7 L | — |
| ES 165 KX2 | 6.5" | 58 Hz | 0.36 | 11.2 L | 499.00 EUR |
| ES 165 KX3 | 6.5" | 72 Hz | 0.33 | 9.8 L | 549.00 EUR |
| 8 WM | 7.9" | 49 Hz | 0.9 | 30 L | — |
| SUB 20 SF 200 mm | 7.9" | 36 Hz | 0.39 | 12 L | — |
| 10K4421 Kevlar Woofer | 8" | 35 Hz | 0.2 | 30 L | 250.00 USD |
| Flax Evo P 20 FE | 8" | 38 Hz | 0.5 | 20 L | 449.00 EUR |
| P 20 FE | 8" | 48 Hz | 0.37 | 17.5 L | 379.00 EUR |
| P 20 FE 20cm | 8.4" | 38.5 Hz | 0.56 | 12 L | — |
| P 20 FSESlim subwoofer 20 cm | 8.4" | 35 Hz | 1.3 | 9 L | — |
| P 25 FSE slim 25 cm | 8.4" | 30 Hz | 0.78 | 25 L | — |
| SUB 10 a bobina singola | 9.8" | 21 Hz | 0.526 | 45 L | — |
| SUB 10 DUAL a doppia bobina | 9.8" | 25 Hz | 0.654 | 49 L | — |
| SUB 10 SLIM compatto | 9.8" | 25 Hz | 0.643 | 37 L | — |
| SUB 10 WM | 9.8" | 31 Hz | 0.65 | 28 L | — |
| 25 KX | 10" | 31 Hz | 0.41 | 42 L | 649.00 EUR |
| Flax Evo P 25 FE | 10" | 32 Hz | 0.45 | 45 L | 549.00 EUR |
| P 25 FE | 10" | 31 Hz | 0.42 | 28 L | 249.00 EUR |
| SUB 25 KXE | 10" | 35 Hz | 0.52 | 35 L | 599.00 EUR |
| SUB 25 KXE 25cm | 10" | 38 Hz | 0.52 | 20 L | — |
| SUB 25 KXS a profondità poco profonda da 25 cm | 10" | 35 Hz | 0.8 | 18 L | — |
| Utopia M SUB 10WM | 10" | 32 Hz | 0.45 | 18.5 L | 1099.00 EUR |
| P 25 FE 25 cm | 10.2" | 31 Hz | 0.45 | 29 L | — |
| P 30 FSE Compact 300mm/600W | 10.9" | 30 Hz | 1.1 | 42 L | — |
| 27K | 11" | 50.1 Hz | 0.6 | 22.3 L | — |
| SUB 12 a bobina singola | 11.8" | 24 Hz | 0.484 | 90 L | — |
| SUB 12 DUAL a doppia bobina | 11.8" | 24 Hz | 0.573 | 81 L | — |
| SUB 12 SLIM compatto | 11.8" | 24 Hz | 0.687 | 62 L | — |
| 30 KX | 12" | 28 Hz | 0.44 | 78 L | 749.00 EUR |
| E 30 KX | 12" | 27 Hz | 0.42 | 48 L | 599.00 EUR |
| Flax Evo P 30 FE | 12" | 28 Hz | 0.42 | 85 L | 699.00 EUR |
| K2 Power SUB 30 KXE | 12" | 30 Hz | 0.48 | 75 L | 899.00 EUR |
| P 30 FE | 12" | 27 Hz | 0.44 | 60 L | 299.00 EUR |
| Polyglass Sub P 30 DB | 12" | 30 Hz | 0.44 | 80 L | 649.00 EUR |
| SUB 30 KXE 30 cm | 12" | 29 Hz | 0.46 | 50 L | — |
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