Earning top honors for performance and style from leading publications, our SX Pro subwoofers promise high quality sound with zero compromises.
Sizes: 10", 12", 15", and 18" (Dual 2/4 ohm)
- Dual Composite 2-piece Cone
- Rubatek Foam Surround
- Cast Aluminum Basket
- Tork-Tite Terminal
- 3 " 8-layer Aluminum Flat Wire Voice Coil
- FEA Optimized Motor Structure
- Triple Stack Magnets
- Progressive Spiders
- Wrap around Rubber Gasket
Enclosure Recommendations
| 10" | Compact | Optimal |
|---|---|---|
| Sealed: | N/R | N/R |
| Ported: | 1.0@35Hz | 1.25@34Hz |
| 12" | Compact | Optimal |
|---|---|---|
| Sealed: | N/R | N/R |
| Ported: | 1.5@35Hz | 2.0@33Hz |
| 15" | Compact | Optimal |
|---|---|---|
| Sealed: | N/R | N/R |
| Ported: | 3.0@35Hz | 4.0@34Hz |
| 18" | Compact | Optimal |
|---|---|---|
| Sealed: | N/R | N/R |
| Ported: | 5.5@35Hz | 8.0@34Hz |
*N/R: Not Recommended
Product Dimensions
10"
- Mounting Depth - 6.4 inch
- Mounting Hole Diameter - 9.3 inch
- Overall Diameter - 11 inch
- Bolt Hole Circle - 10.1 inch
- Motor Width - 7.3 inch
- Motor Depth - 3.4 inch
- Basket Depth - 2.94 inch
- Displacement - 0.15 cu. ft.
- Weight - 24 lbs.
12"
- Mounting Depth - 6.9 inch
- Mounting Hole Diameter - 11.2 inch
- Overall Diameter - 12.5 inch
- Bolt Hole Circle - 11.75 inch
- Motor Width - 7.3 inch
- Motor Depth - 3.44 inch
- Basket Depth - 3.46 inch
- Displacement - 0.16 cu. ft.
- Weight - 24.5 lbs.
15"
- Mounting Depth - 8.4 inch
- Mounting Hole Diameter - 14 inch
- Overall Diameter - 15.5 inch
- Bolt Hole Circle - 14.65 inch
- Motor Width - 7.3 inch
- Motor Depth - 3.6 inch
- Basket Depth - 4.8 inch
- Displacement - 0.18 cu. ft.
- Weight - 27.6 lbs.
18" (comes as SX18)
- Mounting Depth - 9.5 inch
- Mounting Hole Diameter - 16.75 inch
- Overall Diameter - 18.5 inch
- Bolt Hole Circle - 17.5 inch
- Motor Width - 6.5 inch
- Motor Depth - 3.25 inch
- Basket Depth - 6.25 inch
- Displacement - 0.22 cu. ft.
- Weight - 28 lbs.
T/S Parameters
10"
- Electrical Q Value -Qes: 0.29
- Mechanical Q Value -Qms: 4.3
- Total Speaker Q Value -Qts: 0.27
- Free Air Resonance -Fs: 30.7 Hz
- Equivalent Compliance -Vas: 21.8 liters
- One-Way, Linear Excursion -Xmax: 22 mm
- Efficiency -SPL 1W/1m: 85.2 dB SPL
- Effective Piston Area -Sd: 310 cm^2
- DC Resistance -Re: 1.9 ohm
- Nominal Impedance -Znom: Dual 2 or 4 ohm
- Thermal Power Handling -Pe: 1000 W
- Force Factor -Bl: 21
12"
- Electrical Q Value -Qes: 0.32
- Mechanical Q Value -Qms: 4.4
- Total Speaker Q Value -Qts: 0.30
- Free Air Resonance -Fs: 30.6 Hz
- Equivalent Compliance -Vas: 47.6 liters
- One-Way, Linear Excursion -Xmax: 22 mm
- Efficiency -SPL 1W/1m: 88.1 dB SPL
- Effective Piston Area -Sd: 480 cm^2
- DC Resistance -Re: 1.9 ohm
- Nominal Impedance -Znom: Dual 2 or 4 ohm
- Thermal Power Handling -Pe: 1000 W
- Force Factor -Bl: 21
15"
- Electrical Q Value -Qes: 0.38
- Mechanical Q Value -Qms: 4.7
- Total Speaker Q Value -Qts: 0.38
- Free Air Resonance -Fs: 27.8 Hz
- Equivalent Compliance -Vas: 126.3 liters
- One-Way, Linear Excursion -Xmax: 22 mm
- Efficiency -SPL 1W/1m: 90.4 dB SPL
- Effective Piston Area -Sd: 810 cm^2
- DC Resistance -Re: 1.9 ohm
- Nominal Impedance -Znom: Dual 2 or 4 ohm
- Thermal Power Handling -Pe: 1000 W
- Force Factor -Bl: 21
18" (comes as SX18)
- Electrical Q Value -Qes: 0.53
- Mechanical Q Value -Qms: 6.1
- Total Speaker Q Value -Qts: 0.48
- Free Air Resonance -Fs: 33.2 Hz
- Equivalent Compliance -Vas: 159 liters
- One-Way, Linear Excursion -Xmax: 22 mm
- Efficiency -SPL 1W/1m: 92.7 dB SPL
- Effective Piston Area -Sd: 1210 cm^2
- DC Resistance -Re: 1.9 ohm
- Nominal Impedance -Znom: Dual 2 or 4 ohm
- Thermal Power Handling -Pe: 1000 W
- Force Factor -Bl: 21
A force to be reckoned with, our SE Pro subwoofer series utilizes high-end materials and innovative technology to deliver vibrantly compelling sound.
Sizes: 10", 12", and 15" (Dual 2/4 ohm)
- Dual Composite 2-piece Cone
- Rubatek Foam Surround
- Cast Aluminum Basket
- Tork-Tite Terminal
- 3 " 4-layer Aluminum Flat Wire Voice Coil
- FEA Optimized Motor Structure
- Triple Stack Magnets
- Progressive Spiders
- Wrap around Rubber Gasket
Enclosure Recommendations
| 10" | Compact | Optimal |
|---|---|---|
| Sealed: | 0.4 | 0.65 |
| Ported: | 1.0@35Hz | 1.25@34Hz |
| 12" | Compact | Optimal |
|---|---|---|
| Sealed: | 0.75 | 1.0 |
| Ported: | 1.5@35Hz | 2.0@33Hz |
| 15" | Compact | Optimal |
|---|---|---|
| Sealed: | 1.5 | 2.0 |
| Ported: | 3.0@35Hz | 4.0@34Hz |
Product Dimensions
10"
- Mounting Depth - 6.4 inch
- Mounting Hole Diameter - 9.3 inch
- Overall Diameter - 11 inch
- Bolt Hole Circle - 10.1 inch
- Motor Width - 7.3 inch
- Motor Depth - 3.4 inch
- Basket Depth - 2.94 inch
- Displacement - 0.14 cu. ft.
- Weight - 21 lbs.
12"
- Mounting Depth - 6.9 inch
- Mounting Hole Diameter - 11.2 inch
- Overall Diameter - 12.5 inch
- Bolt Hole Circle - 11.75 inch
- Motor Width - 7.3 inch
- Motor Depth - 3.44 inch
- Basket Depth - 3.46 inch
- Displacement - 0.15 cu. ft.
- Weight - 21.5 lbs.
15"
- Mounting Depth - 8.4 inch
- Mounting Hole Diameter - 14 inch
- Overall Diameter - 15.5 inch
- Bolt Hole Circle - 14.65 inch
- Motor Width - 7.3 inch
- Motor Depth - 3.6 inch
- Basket Depth - 4.8 inch
- Displacement - 0.17 cu. ft.
- Weight - 23.5 lbs.
T/S Parameters
10"
- Electrical Q Value -Qes: 0.46
- Mechanical Q Value -Qms: 4.4
- Total Speaker Q Value -Qts: 0.42
- Free Air Resonance -Fs: 26.6 Hz
- Equivalent Compliance -Vas: 31 liters
- One-Way, Linear Excursion -Xmax: 18 mm
- Efficiency -SPL 1W/1m: 83.2 dB SPL
- Effective Piston Area -Sd: 310 cm^2
- DC Resistance -Re: 2.8 ohm
- Nominal Impedance -Znom: Dual 2 or 4 ohm
- Thermal Power Handling -Pe: 600 W
- Force Factor -Bl: 17.7
12"
- Electrical Q Value -Qes: 0.49
- Mechanical Q Value -Qms: 4.5
- Total Speaker Q Value -Qts: 0.44
- Free Air Resonance -Fs: 25.1 Hz
- Equivalent Compliance -Vas: 72.9 liters
- One-Way, Linear Excursion -Xmax: 18 mm
- Efficiency -SPL 1W/1m: 86.1 dB SPL
- Effective Piston Area -Sd: 480 cm^2
- DC Resistance -Re: 2.8 ohm
- Nominal Impedance -Znom: Dual 2 or 4 ohm
- Thermal Power Handling -Pe: 600 W
- Force Factor -Bl: 17.7
15"
- Electrical Q Value -Qes: 0.55
- Mechanical Q Value -Qms: 4.3
- Total Speaker Q Value -Qts: 0.49
- Free Air Resonance -Fs: 22 Hz
- Equivalent Compliance -Vas: 209 liters
- One-Way, Linear Excursion -Xmax: 18 mm
- Efficiency -SPL 1W/1m: 88 dB SPL
- Effective Piston Area -Sd: 810 cm^2
- DC Resistance -Re: 2.8 ohm
- Nominal Impedance -Znom: Dual 2 or 4 ohm
- Thermal Power Handling -Pe: 600 W
- Force Factor -Bl: 17.7
Our SR Pro subwoofers deliver deep, powerful, bone-crushing bass with a FEA-optimized motor and an additional gap extension plate to achieve even more linear stroke and lower distortion.
Sizes: 10", 12", and 15" (Dual 2/4 ohm)
- Kraft Pulp Cone
- Rubatek Foam Surround
- Pressed Steel Basket
- 4-layer Copper Voice Coil
- FEA Optimized Motor Structure
- Double Stack Magnets
- Linear Spiders
- Foam Gasket
Enclosure Recommendations
| 10" | Compact | Optimal |
|---|---|---|
| Sealed: | 0.35 | 0.5 |
| Ported: | 0.65@35Hz | 1.0@35Hz |
| 12" | Compact | Optimal |
|---|---|---|
| Sealed: | 0.5 | 0.75 |
| Ported: | 1.25@35Hz | 1.5@35Hz |
| 15" | Compact | Optimal |
|---|---|---|
| Sealed: | 1.5 | 2.0 |
| Ported: | 2.5@35Hz | 3.0@34Hz |
Product Dimensions
10"
- Mounting Depth - 6 inch
- Mounting Hole Diameter - 9.3 inch
- Overall Diameter - 10.9 inch
- Bolt Hole Circle - 10 inch
- Motor Width - 6.7 inch
- Motor Depth - 3 inch
- Basket Depth - 3 inch
- Displacement - 0.12 cu. ft.
- Weight - 15.4 lbs.
12"
- Mounting Depth - 6.5 inch
- Mounting Hole Diameter - 11 inch
- Overall Diameter - 12.8 inch
- Bolt Hole Circle - 12 inch
- Motor Width - 6.7 inch
- Motor Depth - 3 inch
- Basket Depth - 3.5 inch
- Displacement - 0.14 cu. ft.
- Weight - 16 lbs.
15"
- Mounting Depth - 7.9 inch
- Mounting Hole Diameter - 14 inch
- Overall Diameter - 15.6 inch
- Bolt Hole Circle - 14.7 inch
- Motor Width - 6.7 inch
- Motor Depth - 3 inch
- Basket Depth - 4.9 inch
- Displacement - 0.16 cu. ft.
- Weight - 16.5 lbs.
T/S Parameters
10"
- Electrical Q Value -Qes: 0.39
- Mechanical Q Value -Qms: 5.5
- Total Speaker Q Value -Qts: 0.36
- Free Air Resonance -Fs: 25.3 Hz
- Equivalent Compliance -Vas: 31 liters
- One-Way, Linear Excursion -Xmax: 18 mm
- Efficiency -SPL 1W/1m: 85.3 dB SPL
- Effective Piston Area -Sd: 310 cm^2
- DC Resistance -Re: 1.8 ohm
- Nominal Impedance -Znom: Dual 2/4 ohm
- Thermal Power Handling -Pe: 300 W
- Force Factor -Bl: 14.35
12"
- Electrical Q Value -Qes: 0.41
- Mechanical Q Value -Qms: 4.99
- Total Speaker Q Value -Qts: 0.38
- Free Air Resonance -Fs: 23.6 Hz
- Equivalent Compliance -Vas: 85 liters
- One-Way, Linear Excursion -Xmax: 18 mm
- Efficiency -SPL 1W/1m: 86.2 dB SPL
- Effective Piston Area -Sd: 480 cm^2
- DC Resistance -Re: 1.8 ohm
- Nominal Impedance -Znom: Dual 2/4 ohm
- Thermal Power Handling -Pe: 300 W
- Force Factor -Bl: 14.35
15"
- Electrical Q Value -Qes: 0.45
- Mechanical Q Value -Qms: 4.87
- Total Speaker Q Value -Qts: 0.41
- Free Air Resonance -Fs: 23 Hz
- Equivalent Compliance -Vas: 203 liters
- One-Way, Linear Excursion -Xmax: 18 mm
- Efficiency -SPL 1W/1m: 87.6 dB SPL
- Effective Piston Area -Sd: 810 cm^2
- DC Resistance -Re: 1.8 ohm
- Nominal Impedance -Znom: Dual 2/4 ohm
- Thermal Power Handling -Pe: 300 W
- Force Factor -Bl: 14.35
Created for those who expect great sound in their vehicles, our rugged RT Pro woofers deliver clear, dynamic sound.
Sizes: 8", 10", and 12" (Dual 4 ohm)
- Mica Filled Poly Cone
- Santoprene Rubber Surround
- Pressed Steel Basket
- High Temp 8-layer Copper Voice Coil
- FEA Optimized Motor Structure
- Single Magnet
- Linear Conex Spiders
- Rubber Gasket
Enclosure Recommendations
| 8" | Compact | Optimal |
|---|---|---|
| Sealed: | 0.3 | 0.35 |
| Ported: | 0.35@35Hz | 0.5@35Hz |
| 10" | Compact | Optimal |
|---|---|---|
| Sealed: | 0.35 | 0.5 |
| Ported: | 0.65@35Hz | 1.0@35Hz |
| 12" | Compact | Optimal |
|---|---|---|
| Sealed: | 0.4 | 0.75 |
| Ported: | 1.25@35Hz | 1.5@35Hz |
Product Dimensions
8"
- Mounting Depth - 4.9 inch
- Mounting Hole Diameter - 7.3 inch
- Overall Diameter - 8.7 inch
- Bolt Hole Circle - 8 inch
- Motor Width - 4.875 inch
- Motor Depth - 2.6 inch
- Basket Depth - 2.3 inch
- Displacement - 0.07 cu. ft.
- Weight - 12 lbs.
10"
- Mounting Depth - 5.5 inch
- Mounting Hole Diameter - 9.3 inch
- Overall Diameter - 10.9 inch
- Bolt Hole Circle - 10.5 inch
- Motor Width - 4.875 inch
- Motor Depth - 2.6 inch
- Basket Depth - 2.9 inch
- Displacement - 0.09 cu. ft.
- Weight - 12.9 lbs.
12"
- Mounting Depth - 6.3 inch
- Mounting Hole Diameter - 11 inch
- Overall Diameter - 12.8 inch
- Bolt Hole Circle - 12 inch
- Motor Width - 4.875 inch
- Motor Depth - 2.6 inch
- Basket Depth - 3.7 inch
- Displacement - 0.10 cu. ft.
- Weight - 13.3 lbs.
T/S Parameters
8"
- Electrical Q Value -Qes: 0.38
- Mechanical Q Value -Qms: 4.21
- Total Speaker Q Value -Qts: 0.34
- Free Air Resonance -Fs: 22.8 Hz
- Equivalent Compliance -Vas: 27.1 liters
- One-Way, Linear Excursion -Xmax: 12 mm
- Efficiency -SPL 1W/1m: 81.2 dB SPL
- Effective Piston Area -Sd: 195 cm^2
- DC Resistance -Re: 3.2 ohm
- Nominal Impedance -Znom: Dual 4 ohm
- Thermal Power Handling -Pe: 195 W
- Force Factor -Bl: 15.4
10"
- Electrical Q Value -Qes: 0.39
- Mechanical Q Value -Qms: 4.37
- Total Speaker Q Value -Qts: 0.36
- Free Air Resonance -Fs: 21.5 Hz
- Equivalent Compliance -Vas: 75.6 liters
- One-Way, Linear Excursion -Xmax: 12 mm
- Efficiency -SPL 1W/1m: 84.7 dB SPL
- Effective Piston Area -Sd: 322 cm^2
- DC Resistance -Re: 3.2 ohm
- Nominal Impedance -Znom: Dual ohm
- Thermal Power Handling -Pe: 195 W
- Force Factor -Bl: 15.4
12"
- Electrical Q Value -Qes: 0.42
- Mechanical Q Value -Qms: 4.27
- Total Speaker Q Value -Qts: 0.38
- Free Air Resonance -Fs: 20.0 Hz
- Equivalent Compliance -Vas: 182 liters
- One-Way, Linear Excursion -Xmax: 12 mm
- Efficiency -SPL 1W/1m: 87.3 dB SPL
- Effective Piston Area -Sd: 500 cm^2
- DC Resistance -Re: 3.2 ohm
- Nominal Impedance -Znom: Dual 4 ohm
- Thermal Power Handling -Pe: 195 W
- Force Factor -Bl: 15.4
- Phone: 626.839.2300
- Fax: 626.839.2310
- Sales: sales@usamps.com
- Tech: tech@usamps.com • 626.733.7009
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