Faital PRO 12RS550

12" · 8 Ω · 500 W · 93 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	8 Ω
Fs	42 Hz
Qts	0.37
Qes	0.39
Qms	6.9
Vas	45.4 L
Sd	528 cm²
Xmax	9.25 mm
Re	5.1 Ω
Mms	123 g
Pe	500 W
Sensitivity	93 dB

Alignment hint

EBP	108 · ported
Sealed Vb (Qtc ≈ 0.71)	≈ 17.1 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
Beyma 12LX60V2	49 +7	0.38 +0.01	43 -2.4	9 -0.25	92.9 -0.1	close	350 W vs 500 W: lower power handling · Xmax 9 mm < 9.25 mm: lower excursion-limited SPL	+
B&C 12BG100	39 -3	0.33 -0.04	41 -4.4	10.5 +1.25	93 =	close		+
Sica 12 PNS 4	41.7 -0.3	0.31 -0.06	50.2 +4.8	9.5 +0.25	94.5 +1.5	close		+
Beyma 12"LX60V2	49 +7	0.38 +0.01	43 -2.4	9 -0.25	96 +3	close	Xmax 9 mm < 9.25 mm: lower excursion-limited SPL	+
B&C 12 FG 100	34 -8	0.362 -0.01	49 +3.6	9.5 +0.25	91 -2	close		+
B&C 12PLB100	50 +8	0.37 =	47 +1.6	9 -0.25	97 +4	close	Xmax 9 mm < 9.25 mm: lower excursion-limited SPL	+
B&C 12 BG 100	39 -3	0.333 -0.04	41 -4.4	7.8 -1.45	92.4 -0.6	close	Xmax 7.8 mm < 9.25 mm: lower excursion-limited SPL	+
B&C 12FG100	34 -8	0.36 -0.01	49 +3.6	10.3 +1.05	91 -2	close		+
PHL Audio 4021 vp kaz1	40.4 -1.6	0.354 -0.02	46.3 +0.9	5.5 -3.75	92.8 -0.2	usable	Xmax 5.5 mm < 9.25 mm: lower excursion-limited SPL	+
Pioneer TS-W1200PRO	40 -2	0.376 +0.01	45.6 +0.2	5.8 -3.45	91.3 -1.7	usable	Xmax 5.8 mm < 9.25 mm: lower excursion-limited SPL	+

Compare the closest 3 against the 12RS550 →

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.