![[Open Box] GRS 10SW-4 10" Poly Cone Subwoofer 4 Ohm](http://kjdelectronics.com/cdn/shop/files/292-482_HR_0.default_8c963e8a-7180-4920-9f0c-3b140c724652.jpg?v=1701720907&width=600)
![[Open Box] GRS 10SW-4 10" Poly Cone Subwoofer 4 Ohm](http://kjdelectronics.com/cdn/shop/files/292-482_HR_0.default_8c963e8a-7180-4920-9f0c-3b140c724652_1024x.jpg?v=1701720907)
Description
The GRS 10SW-4 10" 4 ohm poly cone subwoofers are a true bargain in replacement subwoofers! These economical subs feature a large diameter voice coil, durable polypropylene cone, and extended excursion for high energy bass reproduction.
Key Features
- 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
- Large 2" voice coil and bumped back plate enable high power handling
Product Specifications
Nominal Diameter 10"
Bolt Circle Diameter 9.5
Moving Mass Of Diaphragm (Mmd) 83.45
Power Handling (RMS) 120 Watts
Power Handling (MAX) 240 Watts
Impedance 4Ω
Frequency Response 34 to 800Hz
Sensitivity 88dB 2.83V/1m
Voice Coil Diameter 2"
Now you can replace blown or damaged subwoofers with new drivers that equal or outperform the original! GRS poly cone subwoofers are 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. Their handsome polypropylene cones provide durability and good looks, while the large vented magnet assemblies and extended voice coils enable long-throw performance and authoritative bass in a variety of enclosures.
The 10" 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 to be used in dipole and automotive infinite baffle applications.
See the below list of recommended enclosure alignments for new design.
Recommended sealed enclosure: Vb = 1.0 ft^3, F3 = 42 Hz, Qtc: 1.17
Recommended vented enclosure: Vb = 1.5 ft^3, Fb = 35 Hz, F3 = 32 Hz
Thiele-Small Parameters
Resonant Frequency (Fs) 47Hz
DC Resistance (Re) 3.96Ω
Voice Coil Inductance (Le) 0.44mH
Mechanical Q (Qms) 2.83
Electromagnetic Q (Qes) 1.098
Total Q (Qts) 0.79
Compliance Equivalent Volume (Vas) 0.794ft³
Mechanical Compliance of Suspension (Cms) 0.133mm/N
BL Product (BL) 9.5T·m
Maximum Linear Excursion (Xmax) 8.5mm
Surface Area of Cone (Sd) 344.5cm²
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 10"
Baffle Cutout Diameter 9"
Depth 5"
# Mounting Holes 8
Optimum Cabinet Size (determined using BassBox 6 Pro High Fidelity suggestion)
Sealed Volume 2.56ft³
Sealed F3 49Hz
Vented Volume 3.12ft³
Vented F3 23.3Hz
