TREO Engineering | SSi Series Subwoofers

Products:

Specifications:

Model	SSi10.22	SSi10.44	SSi12.22	SSi12.44	SSi15.22	SSi15.44	SSi18.22	SSi18.44
Woofer Size	10in 250mm	10in 250mm	12in 300mm	12in 300mm	15in 380mm	15in 380mm	18in 460mm	18in 460mm
Outside Diameter	10.625in 270mm	10.625in 270mm	12.625in 321mm	12.625in 321mm	15.75in 400mm	15.75 400mm	18.5in 470mm	18.5in 470mm
Cutout Size	9.25in 235mm	9.25in 235mm	11.125in 283mm	11.125 283mm	14.125in 358mm	14.125in 358mm	16.75in 425mm	16.75in 425mm
Mounting Depth	5.1875in 132mm	5.1875in 132mm	6.375in 162mm	6.375in 162mm	6.875in 175mm	6.875in 175mm	9.25in 235mm	9.25in 235mm
Voice-coil Diameter	3.0in 76mm	3.0in 76mm	3.0in 76mm	3.0in 76mm	3.0in 76mm	3.0in 76mm	3.0in 76mm	3.0in 76mm
Motor Weight	288oz 8.96kg	288oz 8.96kg	288oz 8.96kg	288oz 8.96kg	288oz 8.96kg	288oz 8.96kg	488oz 15.18kg	488oz 15.18kg
Total Weight	334oz 10.39kg	334oz 10.39kg	338oz 10.51kg	338oz 10.51kg	366oz 11.38kg	366oz 11.38kg	606oz 18.85kg	606oz 18.85kg
Revc Impedence	3.8Ω	8.1Ω	3.8Ω	8.1Ω	3.8Ω	8.1Ω	3.7Ω	8.6Ω
Power Handling (RMS)	750W	750W	750W	750W	750W	750W	1000W	1000W
SPLo*	80.67dB	81.21dB	82.01dB	82.05dB	85.78dB	84.62dB	88.30dB	87.77dB
No	0.07%	0.08%	0.10%	0.10%	0.24%	0.18%	0.42%	0.38%
Sd	41.6in² 268.8cm²	41.6in² 268.2cm²	64.4in² 415.5cm²	64.4in² 415.5cm²	109.6in² 706.9cm²	109.6in² 706.9cm²	157.8in² 1,017.9cm²	157.8in² 1,017.9cm²
Fo	25.35Hz	28.33Hz	23.70Hz	25.31Hz	22.49Hz	26.08Hz	19.33Hz	17.77Hz
Krm	19.71mΩ	25.61mΩ	20.81mΩ	24.70mΩ	20.38mΩ	15.74mΩ	24.54mΩ	36.83mΩ
Erm	0.768	0.802	0.754	0.788	0.769	0.833	0.735	0.773
Kxm	161.83mH	261.22mH	173.57mH	284.40mH	180.00mH	206.69mH	190.72mH	350.38mH
Exm	0.563	0.580	0.540	0.547	0.544	0.589	0.531	0.549
Vas	0.742ft³ 21.04L	0.706ft³ 19.99L	1.568ft³ 44.40L	1.577ft³ 44.47L	4.231ft³ 119.80L	3.434ft³ 97.25L	8.242ft³ 233.44L	9.828ft³ 278.30L
Qms	6.947	7.283	6.901	7.177	8.502	9.002	5.403	6.144
Qes	0.452	0.530	0.572	0.695	0.555	0.916	0.384	0.401
Qts	0.424	0.494	0.528	0.634	0.521	0.832	0.358	0.377
Mmd	189.69g	159.50g	244.15g	212.31g	285.70g	260.93g	408.92g	405.35g
Mms	192.22g	162.03g	249.02g	217.18g	296.51g	271.73g	427.60g	424.02g
BL	16.05T-M	21.00T-M	15.69T-M	20.06T-M	16.94T-M	19.84T-M	22.67T-M	31.85T-M
Cms	205.03uM/N	194.80uM/N	181.15uM/N	182.13uM/N	168.85uM/N	137.07uM/N	158.63uM/N	189.12uM/N
Excursion	1.08in 27mm	1.08in 27mm	1.08in 27mm	1.08in 27mm	1.08in 27mm	1.08in 27mm	1.22in 31mm	1.22in 31mm
Driver Displacement	0.075ft³ 1.86L	0.075ft³ 1.86L	0.096ft³ 2.73L	0.096ft³ 2.73L	0.128ft³ 3.63L	0.128ft³ 3.63L	0.171ft³ 4.85L	0.171ft³ 4.85L

View Glossary

– Definitions for the different measurements are courtesy of LinearX.
– Due to ongoing product development, all specifications are subject to change without notice.
* Sensitivity is not an accurate method of determing a subwoofer's output capability and should not be used for comparison.