Driver category
Woofer and LF speaker driver specs
Browse validated LF loudspeaker drivers with T/S parameters, datasheet links, UK price signals, and similar-driver links.
Browse by manufacturer
Each manufacturer page links directly to canonical driver pages.
Woofers and LF drivers
Canonical public records sorted by manufacturer and model.
View specsREDCATT 155FIND 8 Ohm
15" · 400 W RMS · Fs 40 Hz · Qts 0.73 · Xmax 4.8 mm
View specsREDCATT 15FHW 8 Ohm
15" · 400 W RMS · Fs 24 Hz · Qts 0.60 · Xmax 4.8 mm · from £107.81
View specsREDCATT 15FIND 8 Ohm
15" · 1000 W RMS · Fs 42 Hz · Qts 0.36 · Xmax 6.8 mm · from £167.07
View specsREDCATT 15FPM 8 Ohm
15" · 1000 W RMS · Fs 41 Hz · Qts 0.36 · Xmax 4.5 mm · from £183.83
View specsREDCATT 15NPM 8 Ohm
15" · 800 W RMS · Fs 48 Hz · Qts 0.46 · Xmax 5.3 mm · from £309.19
View specsREDCATT 15NPW 8 Ohm
15" · 1200 W RMS · Fs 40 Hz · Qts 0.27 · Xmax 5.8 mm · from £242.34
View specsREDCATT 181XR 4 Ohm
18" · 1200 W RMS · Fs 30 Hz · Qts 0.23 · Xmax 17.0 mm · from £543.21
View specsREDCATT 182FIND 8 Ohm
18" · 1000 W RMS · Fs 31 Hz · Qts 0.23 · Xmax 5.8 mm · from £198.91
View specsREDCATT 183FIND 8 Ohm
18" · 600 W RMS · Fs 32 Hz · Qts 0.42 · Xmax 5.9 mm · from £121.19
View specsREDCATT 186FIND 8 Ohm
18" · 1800 W RMS · Fs 33 Hz · Qts 0.35 · Xmax 8.4 mm
View specsREDCATT 18FIND-1 8 Ohm
18" · 1000 W RMS · Fs 36 Hz · Qts 0.42 · Xmax 5.8 mm
View specsREDCATT 18FIND-2 8 Ohm
18" · 1000 W RMS · Fs 34 Hz · Qts 0.46 · Xmax 5.8 mm
View specsREDCATT 18NPW 8 Ohm
18" · 1200 W RMS · Fs 36 Hz · Qts 0.28 · Xmax 4.8 mm · from £346.84
View specsREDCATT 20NFR 4 Ohm
2" · 10 W RMS · Fs 185 Hz · Qts 0.52 · Xmax 3.0 mm · from £9.95
View specsREDCATT 21NFR 16 Ohm
2" · 10 W RMS · Fs 157 Hz · Qts 0.68 · Xmax 1.2 mm · from £11.11
View specsREDCATT 22NFR 8 Ohm
2" · 20 W RMS · Fs 255 Hz · Qts 0.85 · Xmax 0.8 mm · from £13.78
View specsREDCATT 25NFR 8 Ohm
2.5" · 20 W RMS · Fs 123 Hz · Qts 0.71 · Xmax 2.6 mm · from £19.60
View specsREDCATT 30FF 8 Ohm
3" · 20 W RMS · Fs 119 Hz · Qts 0.78 · Xmax 19.0 mm · from £8.98
View specsREDCATT 31NFR 8 Ohm
3" · 30 W RMS · Fs 115 Hz · Qts 0.88 · Xmax 1.7 mm · from £15.42
View specsREDCATT 32NFR 8 Ohm
3" · 30 W RMS · Fs 118 Hz · Qts 0.32 · Xmax 1.2 mm
View specsREDCATT 35FR-1 4 Ohm
3.5" · 25 W RMS · Fs 67 Hz · Qts 0.34 · Xmax 0.6 mm · from £13.03
View specsREDCATT 35FR-2 8 Ohm
3.5" · 20 W RMS · Fs 128 Hz · Qts 0.63 · Xmax 2.4 mm
View specsREDCATT 40NFR 16 Ohm
4" · 25 W RMS · Fs 115 Hz · Qts 1.10 · Xmax 0.5 mm · from £25.03
View specsREDCATT 41FR 8 Ohm
4" · 20 W RMS · Fs 134 Hz · Qts 0.75 · Xmax 1.1 mm · from £12.49
View specsREDCATT 41NFR 16 Ohm
4" · 40 W RMS · Fs 98 Hz · Qts 0.37 · Xmax 3.1 mm · from £29.84
View specsREDCATT 4FR-1 4 Ohm
4" · 30 W RMS · Fs 79 Hz · Qts 0.52 · Xmax 2.8 mm · from £11.93
View specsREDCATT 4FR-2 4 Ohm
4" · 30 W RMS · Fs 80 Hz · Qts 0.51 · Xmax 0.3 mm · from £16.59
View specsREDCATT 5FHW 4 Ohm
5" · 30 W RMS · Fs 50 Hz · Qts 0.35 · Xmax 3.2 mm · from £15.83
View specsREDCATT 5FR 8 Ohm
5" · 60 W RMS · Fs 92 Hz · Qts 0.69 · Xmax 2.0 mm · from £15.80
View specsREDCATT 61FHM-1 4 Ohm
6" · 60 W RMS · Fs 35 Hz · Qts 0.53 · Xmax 6.4 mm
View specsREDCATT 61FHM-1 8 Ohm
6" · 60 W RMS · Fs 37 Hz · Qts 0.49 · Xmax 6.3 mm · from £39.78
View specsREDCATT 61FHM-2 4 Ohm
6.5" · 50 W RMS · Fs 44 Hz · Qts 0.52 · Xmax 3.2 mm · from £19.89
View specsREDCATT 61FIND 16 Ohm
6.5" · 150 W RMS · Fs 130 Hz · Qts 0.62 · Xmax 2.3 mm · from £29.25
View specsREDCATT 61NPM 8 Ohm
6" · 100 W RMS · Fs 92 Hz · Qts 0.36 · Xmax 2.3 mm
View specsREDCATT 61XR 4 Ohm
6" · 100 W RMS · Fs 64 Hz · Qts 0.72 · Xmax 8.1 mm
View specsREDCATT 6FHM 8 Ohm
6" · 40 W RMS · Fs 36 Hz · Qts 0.29 · Xmax 4.3 mm · from £81.91
View specsREDCATT 6NPM 8 Ohm
6.5" · 180 W RMS · Fs 150 Hz · Qts 0.35 · Xmax 0.4 mm · from £101.50
View specsREDCATT 81FHW 4 Ohm
8" · 100 W RMS · Fs 39 Hz · Qts 0.52 · Xmax 6.1 mm · from £28.42
View specsREDCATT 81FIND 8 Ohm
8" · 200 W RMS · Fs 80 Hz · Qts 0.50 · Xmax 2.3 mm
View specsREDCATT 81NPM-1 8 Ohm
8" · 200 W RMS · Fs 72 Hz · Qts 0.33 · Xmax 6.0 mm
View specsREDCATT 81NPM-2 8 Ohm
8" · 200 W RMS · Fs 69 Hz · Qts 0.28 · Xmax 4.0 mm
View specsREDCATT 81XR 8 Ohm
8" · 200 W RMS · Fs 73 Hz · Qts 0.30 · Xmax 6.3 mm · from £284.08
View specsREDCATT 82FHM 8 Ohm
8" · 60 W RMS · Fs 42 Hz · Qts 0.61 · Xmax 5.5 mm · from £49.73
View specsREDCATT 8FHM 4 Ohm
8" · 50 W RMS · Fs 38 Hz · Qts 0.39 · Xmax 5.0 mm · from £83.54
View specsREDCATT 8FHW-1 4 Ohm
8" · 200 W RMS · Fs 41 Hz · Qts 0.60 · Xmax 8.7 mm · from £51.82
View specsREDCATT 8FHW-2 4 Ohm
8" · 100 W RMS · Fs 36 Hz · Qts 0.35 · Xmax 3.6 mm
View specsREDCATT 8FIND 8 Ohm
8" · 200 W RMS · Fs 70 Hz · Qts 0.25 · Xmax 2.2 mm · from £57.67
View specsREDCATT 8FR 4 Ohm
8" · 30 W RMS · Fs 53 Hz · Qts 0.38 · Xmax 5.8 mm · from £65.98
Other driver categories
Validated T/S for woofers; source-backed specs for passive radiators and compression drivers.