Peerless XXLS-830845

12" · 8 Ω · 175 W · 88.7 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	8 Ω
Fs	21.5 Hz
Qts	0.448
Qes	0.47
Qms	9.68
Vas	162.5 L
Sd	466 cm²
Xmax	7.6 mm
Re	5.9 Ω
Bl	13.2 T·m
Mms	102.7 g
Pe	175 W
Sensitivity	88.7 dB

Alignment hint

EBP	46 · sealed
Sealed Vb (Qtc ≈ 0.71)	≈ 109 L

EBP < 50: favours a sealed (closed) 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
Peerless XXLS308 SWR 51	21.5 =	0.448 =	162.5 =	11.5 +3.9	88.7 =	close		+
JL Audio 12W0-8	23.2 +1.7	0.426 -0.02	159.989 -2.51	8.636 +1.04	88.3 -0.4	close	125 W vs 175 W: lower power handling	+
JL Audio 12W1-4	22.3 +0.8	0.487 +0.04	176.214 +13.71	7.874 +0.27	87.6 -1.1	close	4 Ω vs 8 Ω: amp load changes · 125 W vs 175 W: lower power handling	+
JL Audio 12W1-8	24 +2.5	0.49 +0.04	177.29 +14.79	7.874 +0.27	88.6 -0.1	close	125 W vs 175 W: lower power handling	+
AE Speakers SBP12-8	23.6 +2.1	0.479 +0.03	160 -2.5	14 +6.4	89.5 +0.8	close		+
HiVi D10.8	24 +2.5	0.413 -0.04	147.3 -15.2	8 +0.4	89.5 +0.8	close		+
Ground Zero GZTW 12MK2 vp	22.5 +1	0.484 +0.04	148.6 -13.9	14.7 +7.1	89.9 +1.2	close		+
NHT 1259	19 -2.5	0.461 +0.01	190 +27.5	12 +4.4	89.4 +0.7	close	4 Ω vs 8 Ω: amp load changes	+
Morel UW 1258	21 -0.5	0.431 -0.02	138.4 -24.1	12.5 +4.9	86.3 -2.4	close		+
SB Acoustics SB34NRX75-6 vp fx	22.9 +1.4	0.496 +0.05	181.3 +18.8	11 +3.4	90.6 +1.9	usable		+

Compare the closest 3 against the XXLS-830845 →

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.