GRS 8SW-4 8" Poly Cone Subwoofer 4 Ohm
GRS 8SW-4 8" Poly Cone Subwoofer 4 Ohm
GRS 8SW-4 8" Poly Cone Subwoofer 4 Ohm
GRS 8SW-4 8" Poly Cone Subwoofer 4 Ohm
GRS 8SW-4 8" Poly Cone Subwoofer 4 Ohm
GRS 8SW-4 8" Poly Cone Subwoofer 4 Ohm

GRS 8SW-4 8" Poly Cone Subwoofer 4 Ohm

PROD187
Temporarily out of stock
€ 25.05
Tax included

Highlights

  • Polypropylene cone for perfect balance of stiffness, mass, and self-damping
  • Butyl rubber surround ensures high excursion and long-term durability
  • Large 1-1/2" voice coil and bumped back plate enable high power handling
  • Long-throw design for deep, powerful bass

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8" | 4 Ω | 80 W
 

Product description

The GRS 8SW-4 8" 4 ohm poly cone driver is a true bargain in replacement subwoofers! This economical sub features a large diameter voice coil, durable polypropylene cone, and extended excursion for high energy bass reproduction.

 Product details

GRS 8SW-4 8" Poly Cone Subwoofer 4 Ohm

Now you can replace blown or damaged subwoofers with new drivers that equal or outperform the original! GRS poly cone subwoofers are the perfect replacement for tired, worn-out subwoofers in a variety of audio gear and even work great 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 8" model features a 1-1/2" diameter voice coil with extended 6mm 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 designs.

Recommended sealed enclosure: 1.0 ft^3, F3 = 48 Hz, Qtc: 1.16

Recommended vented enclosure: 1.0 ft^3, Fb = 40 Hz, F3 = 34 Hz

Diameter
8"
Impedance
4 Ω
Power
80 W
Material
Polypropylene

Product Details

Brand GRS

Model 8SW-4

Part Number 292-480

UPC 848864020198

Unit of Measure Each

Weight 3.8

Product Specifications

Nominal Diameter 8"

Bolt Circle Diameter 7.875

Power Handling (RMS) 80 Watts

Power Handling (MAX) 160 Watts

Impedance 4Ω

Frequency Response 40 to 800Hz

Sensitivity 88dB 2.83V/1m

Voice Coil Diameter 1.5"

Thiele-Small Parameters

Resonant Frequency (Fs) 49Hz

DC Resistance (Re) 3.86Ω

Voice Coil Inductance (Le) 0.84mH

Mechanical Q (Qms) 4.22

Electromagnetic Q (Qes) 1.19

Total Q (Qts) 0.88

Compliance Equivalent Volume (Vas) 0.93ft³

Diaphragm Mass Inc. Airload (Mms) 11.12g

Maximum Linear Excursion (Xmax) 6mm

Surface Area of Cone (Sd) 139.8cm²

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 8.25"

Baffle Cutout Diameter 7.25"

Depth 4"

# Mounting Holes 8

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