RS125-4

LF Driver
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Overview

LF Driver
Size
5"
Impedance
4Ω
RMS Power
30W
EBP
127
Vented alignment
Vd
21cm³
Datasheet

T/S Parameters

Valid
Manufacturer
Fs57Hz
Qts0.37
Qes0.45
Qms2.0
Vas5.3L
Re2.9Ω
Le0.28mH
BL3.6Tm
Sd53cm²
Mms6g
Xmax4.0mm
Power30W
Impedance4Ω
F Low65Hz
F High5400Hz

Pricing & availability

Price movement

Best current price

Updated 17 May 2026

soundimports
£57.99
inc VAT
Buy now

Dimensions & Physical

Diameter125.5mm
Overall Depth54.2mm
Cutout Diameter94.0mm

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RS125-4
Reference
Dayton Audio
RS125-4
5"
Best current price
£57.99
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Only active params are shown here. Size stays fixed automatically.

5 active T/S params, plus size.

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