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Congratulations and thank you for purchasing Soundstream products. We are confident you will enjoy your 
new subwoofer and appreciate the effort involved in bringing you the best engineered and crafted 
subwoofer in this category. Harmonic indulgence...Listen and feel.

We advise you to keep this manual in a safe and dry place. Write down any important information to 
reference from in the future, such as all of your enclosure information. Draw a simple diagram and write all 
the parameters of the enclosure incase you ever need to reference from it in the future.

The following enclosure recommendations are only a few in variation of what the woofer requires. If you 
need specific information for a design and have questions regarding it, please contact our Technical 
Support Department with your details, via email at tech-support@soundstream.com. We strongly suggest 
you use or build an enclosure with in the following parameters for proper function and quality results from 
your woofer. Building an enclosure too far from the specified suggestions may cause undesired perfor-
mance and/or damage to your woofer and in some cases your amplifier as well. 

Specifications

NOTICE

* These numbers are measured with the cosmetic rubber gasket in place. Please measure the driver
yourself for precision dimensions or if necessary with out the gasket.

Sealed Enclosure Recommendations for PWS-12

Optimum Enclosure

Other Enclosure Recommendations

MAX Power

Volume

Model

Mounting Depth

Outer Diameter

Cutout Diameter

Driver Displacement

Impedance

RMS Power

MAX Power

PEAK Power

Voice Coil

Magnet Weight

Frequency Response

Resonant Frequency

Qts

Qms

Qes

Vas

XMAX

SPL

PWS-15

*6.9375”

*15.625”

13.8“

.13 cu. ft.

Dual 4 ohm

400 watts

800 watts

1100 watts

2”

60 oz.

25 - 500Hz

28.738Hz

.710

4.328

.849

117.222 ltr

10.5 mm

87 dB

PWS-12

*5.875”

*12.625”

11.125“

.11 cu. ft.

Dual 4 ohm

350 watts

700 watts

1000 watts

2”

60 oz.

25 - 500Hz

33.879Hz

.748

5.626

.863

46.017 ltr

10.5 mm

85 dB

PWS-10

*5.25”

*10.375”

9”

.09 cu.ft.

Dual 4 ohm

300 watts

600 watts

900 watts

2”

60 oz

25 - 500Hz

37.977Hz

.598

5.089

.677

18.277 ltr

10.5 mm

83.6 dB

NET Volume 

1 cuft / 28.3 ltrs

Enclosure Q 

.6

Max Power 

400 watts

Fill  

50% 

Loose

All volume suggestions are “Net Volume” before any 
displacement. Please add accordingly to your design

NET Volume 

1.4 cuft / 39.64 ltrs

Enclosure Q 

.812

Max Power 

400 watts

Fill  

50% 

Loose

All volume suggestions are “Net Volume” before any 
displacement. Please add accordingly to your design

Smallest  .7 cuft / 19.82 ltrs   

375 watts

Largest 

1.4 cuft / 39.64 ltrs   

350 watts

MAX Power

Volume

Smallest  

Not 

Recommended

Largest 

2.2 cuft / 62.3 ltrs   

400 watts

Sealed Enclosure Recommendations for PWS-10

Optimum Enclosure

Other Enclosure Recommendations

MAX Power

Volume

NET Volume 

.7 cuft / 19.8 ltrs

Enclosure Q 

.688

Max Power 

400 watts

Fill  

50% 

Loose

All volume suggestions are “Net Volume” before any 
displacement. Please add accordingly to your design

Smallest  .5 cuft / 14.16 ltrs   

350 watts

Largest 

1.1 cuft / 31.14 ltrs   

300 watts

Sealed Enclosure Recommendations for PWS-15

Optimum Enclosure

Other Enclosure Recommendations

NET Volume 

1.1 cuft / 31.14 ltrs

Vent Design 

3” X 8.25”

Tuning Freq 

40Hz

Max Power 

300 watts

All volume suggestions are “Net Volume” before any 
displacement. Please add accordingly to your design

Vented Enclosure Recommendations for PWS-10

Optimum Enclosure

Other Enclosure Recommendations

NET Volume 

1.9 cuft / 53.8 ltrs

Vent Design 

20 sqin X 11.75”

Tuning Freq 

42Hz

Max Power 

300 watts

All volume suggestions are “Net Volume” before any 
displacement. Please add accordingly to your design

NET Volume 

1.3 cuft / 36.81 ltrs

Vent Design 

3” X 8.75”

Tuning Freq 

36Hz

Max Power 

350 watts

All volume suggestions are “Net Volume” before any 
displacement. Please add accordingly to your design

Vented Enclosure Recommendations for PWS-12

Optimum Enclosure

Other Enclosure Recommendations

NET Volume 

2 cuft / 56.6 ltrs

Vent Design 

4” X 11.25”

Tuning Freq 

34Hz

Max Power 

350 watts

All volume suggestions are “Net Volume” before any 
displacement. Please add accordingly to your design

NET Volume 

1.6 cuft / 45.31 ltrs

Vent Design 

3” X 9”

Tuning Freq 

32Hz

Max Power 

400 watts

All volume suggestions are “Net Volume” before any 
displacement. Please add accordingly to your design

Vented Enclosure Recommendations for PWS-15

Optimum Enclosure

Other Enclosure Recommendations

NET Volume 

2.5 cuft / 71 ltrs

Vent Design 

4” X 8.25”

Tuning Freq 

34Hz

Max Power 

400 watts

All volume suggestions are “Net Volume” before any 
displacement. Please add accordingly to your design

Wiring Configurations

There are a variety of impedance possibilities when using woofers equipped with multiple coils. It is 
“EXTREMELY” important that ALL coils are used and none are left as spares. Always provide the minimum 
impedance your amplifier requires. If you need assistance with wiring configurations, please consult a 
professional installer or contact our Technical Support Department with your questions.

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