Dayton Audio PA310-8

12" · 8 Ω · 450 W · 96.2 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	8 Ω
Fs	39 Hz
Qts	0.292
Qes	0.302
Qms	8.85
Vas	91.8 L
Sd	530.9 cm²
Xmax	5 mm
Re	5.47 Ω
Bl	17.8 T·m
Mms	71.7 g
Pe	450 W
Sensitivity	96.2 dB

Alignment hint

EBP	129 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 18.9 L

EBP > 100: favours a ported (bass-reflex) 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
Eminence OMEGA PRO 12	39 =	0.308 +0.02	88.4 -3.4	4.8 -0.2	96 -0.2	close	Xmax 4.8 mm < 5 mm: lower excursion-limited SPL	+
Beyma 12WRS400	42 +3	0.29 =	91 -0.8	6.3 +1.3	97 +0.8	close		+
Beyma 12WR400	42 +3	0.285 -0.01	91.1 -0.7	6.3 +1.3	96.9 +0.7	close		+
Focal W31X4	42 +3	0.292 =	91 -0.8	5.5 +0.5	99.2 +3	close	4 Ω vs 8 Ω: amp load changes · 300 W vs 450 W: lower power handling	+
Beyma 12LW30/N	38 -1	0.287 -0.01	109 +17.2	7 +2	96.2 =	close		+
McCauley B1240	38 -1	0.286 -0.01	110 +18.2	6.5 +1.5	96.3 +0.1	close	350 W vs 450 W: lower power handling	+
Fane SOVEREIGN PRO 12-300S	40 +1	0.321 +0.03	101.3 +9.5	5.3 +0.3	96.5 +0.3	close	300 W vs 450 W: lower power handling	+
Beyma 12"WR400	42 +3	0.27 -0.02	91 -0.8	6.3 +1.3	97 +0.8	close		+
Beyma SM112/W	42 +3	0.335 +0.04	90 -1.8	5.5 +0.5	96.1 -0.1	close	250 W vs 450 W: lower power handling	+
Beyma 12G40	44 +5	0.292 =	81 -10.8	6 +1	96.8 +0.6	close		+

Compare the closest 3 against the PA310-8 →

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.