18-inch passive radiator
Dayton Audio SS18-PR
£128.32
35%Parts Express · 86 in stock · All 2 offers
Simulator support pending: 00 Simulator import needs complete passive-radiator parameters.
- Fs
- 20Hz
- Sd
- 1195cm²
- Xmax
- –
- Mms
- 365g
- Vas
- 351L
- Qms
- 7.7
Dayton Audio SS18-PR is an 18-inch passive radiator. The source-backed mechanical data includes Fs 20 Hz, Vas 351.4 L. bits tracks UK vendor pricing, price movement, and datasheet links, with a current best price of £128.32.
Partial source evidence
No automated T/S validation result is published for this record yet.
- Manufacturer page linked
- Datasheet linked
- Canonical units normalized for comparison
Thiele/Small
- Fs
- 20Hz
- Qms
- 7.7
- Vas
- 351.4L
Motor and cone
- Sd
- 1195cm²
- Mms
- 365g
Size and mounting
- Diameter
- 470mm
- Cutout
- 426.7mm
- Depth
- 143.5mm
- Weight
- 5.4kg
Other published values
- Cms
- 0.17mm/N
- Rms
- 5.92kg/s
- Xmech
- 45
Everything else Dayton Audio lists
LF · Primary · 18″
- Fs
- 20Hz
- Sd
- 1195cm²
- Cms
- 0.17mm/N
- Mms
- 365g
- Qms
- 7.7
- Rms
- 5.92kg/s
- Vas
- 351.4L
- Xmech
- 45
- Weight
- 5.4kg
- Diameter
- 470mm
- Depth
- 143.5mm
- Cutout
- 426.7mm
- Parts Express5.0 out of 51 rating · Checked 30 Sep 2026Read reviews on Parts Express
- SoundImports5.0 out of 51 rating · Checked 30 Sep 2026Read reviews on SoundImports
Each shop collects its own ratings. Bits shows them as published and doesn't verify them.
| Shop | Price | Against the lowest | Stock | Link |
|---|---|---|---|---|
Parts Express | £128.32, the lowest price | 86 in stock | Visit shop at Parts Express | |
SoundImports | £197.11 | 54% above the lowest price | 11 in stock | Visit shop at SoundImports |
Best price over time
Tracked since 1 Apr