Hornresp
.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
Download for HornrespScanspeak 21W/8555-10 8Ω
LF DriverMedia
Auto-advancing
Overview
LF DriverClassic series
Scanspeak
Scanspeak 21W/8555-10
Scanspeak 21W/8555-10 is a 8" 8 ohm LF driver rated at 100W RMS. The validated T/S data includes Fs 20Hz, Qts 0.31, Vas 134L, Xmax 6.5mm, sensitivity 87.1dB, plus 143cm³ Vd and 61 EBP. bits tracks UK vendor pricing, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £252.95.
Size
8"
Impedance
8Ω
RMS Power
100W
Sensitivity
87.1dB
EBP
61
Either alignment
Vd
143cm³
T/S Parameters
Valid
Fs20Hz
Qts0.31
Qes0.33
Qms4.5
Vas134.0L
Re5.5Ω
Le0.40mH
BL8.2Tm
Sd220cm²
Mms32g
Xmax6.5mm
SPL87dB
Power100W
Impedance8Ω
Min Impedance6.4Ω
Voice Coil42mm
Pricing & availability
Price definitionsPrice movement
Other offers
2 vendorssoundimports
Updated 11 Sept 2026
Source: inc VAT
£223.34
inc VAT
Out of stock
wilmslowaudio
Updated 11 Sept 2026
Source: inc VAT · 20%
£277.87
inc VAT
Best current price
Updated 11 Sept 2026
willyshifi
£252.95
Avg £265.41£12.46 below avg (-4.7%)
inc VAT
Use this driver
Open it in 00 Simulator, download it for your enclosure tool, or copy the specification values.
Files use canonical values. Required mechanical fields are derived only where the target format needs them.
WinISD
.wdr · WinISD driver editor
Native WinISD driver record with the required SI conversions.
Download for WinISDBASTA!
.bastaelement · BASTA! loudspeaker simulator
Native BASTA! element file using its documented SI-unit fields.
Download for BASTA!VituixCAD
.wdr · VituixCAD 2 Enclosure
A WinISD driver file that VituixCAD imports directly.
Download for VituixCAD00 Simulator
Direct import · Web app
Start a new enclosure simulation with this driver already loaded.
Open in 00 SimulatorCopy spec sheet
Plain text · Clipboard
Copy the available values as a clean label-and-value list.
Dimensions & Physical
Diameter210.0mm
Similar Drivers
Size stays fixed. Tune the T/S ranges to change what counts as a match, or add a specific driver to compare it directly.
Reference
Scanspeak
21W/8555-10
8"
Best current price
£252.95
Compare on
Matches sit inside every range. Size stays fixed automatically.
5 active T/S params, plus size. Pin a driver to open a side-by-side comparison.
12 matches
Compare a specific driver
Added drivers stay at the front of the list, whatever the ranges say.
45%
Similarity
82% cheaper£45.49
Peerless
HDS-P830869
8"
Lower price
Xmax7.5mm+15%
Qts0.38+23%
BL9.3Tm+14%
Vas57.6L-57%
Qes0.4+22%
48%
Similarity
76% cheaper£60.64
HiVi
C8
8"
Lower price
Xmax5.9mm-9%
Qts0.36+16%
BL9.8Tm+20%
Vas56.1L-58%
Qes0.42+27%
61%
Similarity
55% cheaper£113.95
Scanspeak
22W/4534G00
8"
Lower price
Xmax5.7mm-12%
Qts0.34+10%
BL6Tm-27%
Vas95L-29%
Qes0.37+12%
13%
Similarity
43% cheaper£145.25
Scanspeak
18W/8535-01
7"
Lower price
Xmax5mm-23%
Qts0.38+23%
BL5.9Tm-28%
Vas68.9L-49%
Qes0.46+39%
41%
Similarity
33% cheaper£168.81
Scanspeak
18W/8531G00
7"
Lower price
Xmax6.5mm0%
Qts0.36+16%
BL6.8Tm-17%
Vas58.2L-57%
Qes0.39+18%
62%
Similarity
93% more£486.95
Accuton
S220-6-221
8"
Higher price
Xmax5mm-23%
Qts0.37+19%
BL8.3Tm+1%
Vas112.9L-16%
Qes0.39+18%
46%
Similarity
268% more£929.95
Accuton
S220-6-222
8"
Higher price
Xmax5.3mm-19%
Qts0.26-16%
BL10.9Tm+34%
Vas89.7L-33%
Qes0.27-18%
40%
Similarity
283% more£969.95
Scanspeak
21WE/8542T00
8"
Higher price
Xmax7.7mm+18%
Qts0.38+23%
BL10Tm+22%
Vas54L-60%
Qes0.4+21%
67%
Similarity
319% more£1,058.95
Scanspeak
21WE/4542T00
8"
Higher price
Xmax7.2mm+11%
Qts0.28-10%
BL8.2Tm0%
Vas54L-60%
Qes0.3-9%
77%
Similarity
SEAS
H1471-08 CA22RNY
8"
Xmax6mm-8%
Qts0.3-3%
BL8.5Tm+4%
Vas82L-39%
Qes0.36+9%
74%
Similarity
HiVi
SS8II
8"
Xmax5.8mm-11%
Qts0.32+3%
BL8.5Tm+4%
Vas61.6L-54%
Qes0.34+3%
70%
Similarity
CIARE
HWB205
8"
Xmax7mm+8%
Qts0.29-6%
BL9.3Tm+13%
Vas79L-41%
Qes0.3-9%