Dayton Audio TS280D-4

10" · 4 Ω · 300 W · 87.1 dB · datasheet ↗

Thiele-Small parameters

Nominal size	10"
Impedance	4 Ω
Fs	25.6 Hz
Qts	0.404
Qes	0.432
Qms	6.196
Vas	33.7 L
Sd	330 cm²
Xmax	8.3 mm
Re	3.24 Ω
Bl	14.5 T·m
Mms	175.1 g
Pe	300 W
Sensitivity	87.1 dB

Alignment hint

EBP	59 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 16.3 L

EBP 50-100: works in either a sealed or ported alignment.

Rules of thumb from T/S parameters only. Verify against a real simulation before cutting wood.

Substitute candidates

Driver	Fs (Hz)	Qts	Vas (L)	Xmax (mm)	Sens (dB)	Fit	Notes	Compare
Dayton Audio UM10-22 10	26.2 +0.6	0.458 +0.05	35.1 +1.4	10.9 +2.6	86.9 -0.2	close		+
Infinity KAPPA PERFECT 10	28.4 +2.8	0.419 +0.01	32.1 -1.6	7.1 -1.2	87.1 =	close	8 Ω vs 4 Ω: amp load changes · Xmax 7.1 mm < 8.3 mm: lower excursion-limited SPL	+
Infinity REFERENCE 1060W	29 +3.4	0.42 +0.02	32.9 -0.8	13.0048 +4.7	88 +0.9	close		+
Dayton Audio RSS265HO-4 v2015	26.9 +1.3	0.356 -0.05	29.4 -4.3	9.3 +1	87.2 +0.1	close		+
Infinity 1030W	29.62 +4.02	0.39 -0.01	35.72 +2.02	12.25 +3.95	88 +0.9	close		+
Polk Audio DB10 (OLD)	26.7 +1.1	0.376 -0.03	31.998 -1.7	8.7 +0.4	83.6 -3.5	close		+
Audio System HX10 SQ	27.6 +2	0.39 -0.01	31.5 -2.2	11.75 +3.45	83.9 -3.2	close		+
Dayton Audio RSS265HF-4 v2012	26.2 +0.6	0.441 +0.04	45 +11.3	9.4 +1.1	87.8 +0.7	close		+
JBL GT4-10	29.6 +4	0.421 +0.02	36.1 +2.4	7.1 -1.2	88.6 +1.5	close	Xmax 7.1 mm < 8.3 mm: lower excursion-limited SPL	+
Dayton Audio TIT280C-4	29.6 +4	0.442 +0.04	28.3 -5.4	8.6 +0.3	87.8 +0.7	usable		+

Compare the closest 3 against the TS280D-4 →

Ranked on parameter similarity only (Qts, Fs, Vas, Xmax, sensitivity). Same nominal size required. A hint, not a simulation, model the swap before cutting or buying.

Used in enclosures (0)

No enclosure in the catalog uses this driver yet.