Rockford Fosgate T0D210

10" · 4 Ω · 550 W · 84.7 dB · datasheet ↗

Thiele-Small parameters

Nominal size	10"
Impedance	4 Ω
Fs	30.5 Hz
Qts	0.508
Qes	0.56
Qms	5.5
Vas	16.3 L
Sd	320 cm²
Xmax	8.1 mm
Re	3.5 Ω
Bl	16.9 T·m
Mms	239.8 g
Pe	550 W
Sensitivity	84.7 dB

Alignment hint

EBP	54 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 17.4 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
Alpine SWR-10D2	31 +0.5	0.505 =	18 +1.7	10 +1.9	85.1 +0.4	close		+
Rockford Fosgate T0D410	31 +0.5	0.541 +0.03	17 +0.7	8.3 +0.2	82.4 -2.3	close	8 Ω vs 4 Ω: amp load changes	+
Alpine SWX-1043D Type-X	31 +0.5	0.54 +0.03	18 +1.7	10.3 +2.2	82.1 -2.6	close	8 Ω vs 4 Ω: amp load changes	+
Alpine SWR-10D4	32 +1.5	0.544 +0.04	18 +1.7	10 +1.9	82.2 -2.5	close	8 Ω vs 4 Ω: amp load changes	+
hertz Hertz Audio ML2500	33 +2.5	0.497 -0.01	19 +2.7	8 -0.1	88 +3.3	close	Xmax 8 mm < 8.1 mm: lower excursion-limited SPL	+
hertz Hertz Audio MPS 250 S4	29 -1.5	0.476 -0.03	21.2 +4.9	8.2 +0.1	85.8 +1.1	close		+
JL Audio 10W6V3-D4	30.1 -0.4	0.513 +0.01	23.3 +7	10.5 +2.4	83.6 -1.1	close	8 Ω vs 4 Ω: amp load changes	+
HiVi SP10	34 +3.5	0.573 +0.06	17.1 +0.8	6.7 -1.4	85.8 +1.1	usable	Xmax 6.7 mm < 8.1 mm: lower excursion-limited SPL	+
Dayton Audio UM10-22 v2021	26.9 -3.6	0.495 -0.01	23.5 +7.2	9 +0.9	84.9 +0.2	usable		+
American Bass DX 10	36.1 +5.6	0.486 -0.02	20.7 +4.4	12 +3.9	84.4 -0.3	usable	250 W vs 550 W: lower power handling	+

Compare the closest 3 against the T0D210 →

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.