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Product Description
Manufacturer Part Number: 12SW-4
The GRS 12SW-4 12" 4 ohm poly cone subwoofer is a true bargain in replacement subwoofers! This economical sub features a beefy large diameter voice coil, durable polypropylene cone, and extended excursion for high-energy bass reproduction.
Key Features:
GRS 12SW-4 12" Poly Cone Subwoofer 4 Ohm
Now you can replace blown or damaged subwoofers with new drivers that equal or outperform the original! GRS 12SW-4 poly cone subwoofer is not only the perfect replacement for tired, worn-out subwoofers in a variety of audio gear, but they are also a great choice for new designs. The handsome polypropylene cone provide durability and good looks, while the large vented magnet assembly and extended voice coil enable long-throw performance and authoritative bass in a variety of enclosures.
The 12" model features a 2" diameter voice coil with big 8.5mm excursion for solid bass performance in compact sealed and vented enclosures. These versatile subs are also rugged enough for use in dipole and automotive infinite baffle applications.
See the below list of recommended enclosure alignments for new design.
Recommended sealed enclosure: Vb = 1.5 ft^3, F3 = 37 Hz, Qtc: 1.6
Recommended vented enclosure: Vb = 2.5 ft^3, Fb = 32 Hz, F3 = 30 Hz
The GRS 12SW-4 12" 4 ohm poly cone subwoofer is a true bargain in replacement subwoofers! This economical sub features a beefy large diameter voice coil, durable polypropylene cone, and extended excursion for high-energy bass reproduction.
Key Features:
- Large 2" voice coil and bumped back plate enable high power handling
- Butyl rubber surround ensures high excursion and long-term durability
- Polypropylene cone for perfect balance of stiffness, mass, and self-damping
- Long-throw design for deep, powerful bass
GRS 12SW-4 12" Poly Cone Subwoofer 4 Ohm
Now you can replace blown or damaged subwoofers with new drivers that equal or outperform the original! GRS 12SW-4 poly cone subwoofer is not only the perfect replacement for tired, worn-out subwoofers in a variety of audio gear, but they are also a great choice for new designs. The handsome polypropylene cone provide durability and good looks, while the large vented magnet assembly and extended voice coil enable long-throw performance and authoritative bass in a variety of enclosures.
The 12" model features a 2" diameter voice coil with big 8.5mm excursion for solid bass performance in compact sealed and vented enclosures. These versatile subs are also rugged enough for use in dipole and automotive infinite baffle applications.
See the below list of recommended enclosure alignments for new design.
Recommended sealed enclosure: Vb = 1.5 ft^3, F3 = 37 Hz, Qtc: 1.6
Recommended vented enclosure: Vb = 2.5 ft^3, Fb = 32 Hz, F3 = 30 Hz
Product Details | |
|---|---|
| Brand | GRS |
| Model | 12SW-4 |
| Part Number | 292-484 |
| UPC | 848864020211 |
| Unit of Measure | Each |
| Weight | 7.35 |
Product Specifications | |
|---|---|
| Nominal Diameter | 12" |
| Bolt Circle Diameter | 11.75 |
| Power Handling (RMS) | 120 Watts |
| Power Handling (MAX) | 240 Watts |
| Impedance | 4Ω |
| Frequency Response | 29 to 800Hz |
| Sensitivity | 88dB 2.83V/1m |
| Voice Coil Diameter | 2" |
Thiele-Small Parameters | |
|---|---|
| Resonant Frequency (Fs) | 29.6Hz |
| DC Resistance (Re) | 3.57Ω |
| Voice Coil Inductance (Le) | 1.1mH |
| Mechanical Q (Qms) | 4.51 |
| Electromagnetic Q (Qes) | 1.27 |
| Total Q (Qts) | 0.98 |
| Compliance Equivalent Volume (Vas) | 3.18ft³ |
| Maximum Linear Excursion (Xmax) | 8.5mm |
Materials of Construction | |
|---|---|
| Cone Material | Poly |
| Surround Material | Rubber |
| Voice Coil Wire Material | Copper |
| Basket / Frame Material | Steel |
| Magnet Material | Ferrite |
Mounting Information | |
|---|---|
| Overall Outside Diameter | 12.25" |
| Baffle Cutout Diameter | 11.125" |
| Depth | 5.75" |
| # Mounting Holes | 8 |
Attention CA Residents: Prop 65 Warning
WARNING:
This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov.
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