Name: Alpine S-W8D4
Brand: Alpine
SKU: sw8d4
Price: 159.95 USD
Availability: Discontinued

by Alpine

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Wiring Guide
Specs & Details
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Product highlights

• 900 Watts Max
• 300 Watts RMS
• Pulp/ Kevlar Cone
• High-Amplitude Multi-Roll Surround
• Concealed Mount Gasket
• 35mm Underhung Voice Coils
• Progressive Spider with Reinforced Layer Tinsel Leads

Learn more about the sw8d4

Description

Authorized dealer

General Features:

8" 4 Ohm Type S Series Subwoofer
Power Handling:

Peak: 900 watts
RMS: 300 watts

Recommended Power Range: 150 - 300 Watts
Kevlar Reinforced Pulp Cone
HAMR Santoprene Rubber Surround
Progressive Spider with Reinforced Layer Tinsel Leads
Compound Radius Curve Extended Pole Geometry
Perimeter Vented Frame with Airflow Management System
Recommended Sealed Box: 0.30 cubic foot
Recommended Vented Box: 0.71 cubic foot
10 AWG Push Terminals
35mm Underhung Voice Coils
Concealed Mount Gasket
34oz Ferrite Magnet
Top-mount depth: 3-3/4"
Cutout diameter: 6-7/8"
Frequency Response: 34-200Hz
Authorized Internet Dealer
1-year Sonic Electronix Warranty

Priced Individually

Subwoofer Wiring Guide

Wiring Guide to Wire 1 Alpine S-W8D4 Subwoofer

Mono Amp

2 Channel Amp - Bridged

Wiring Guide to Wire 2 Alpine S-W8D4 Subwoofers

Mono Amp

Mono Amp - Option 1

2 Channel Amp

2 Channel Amp - Bridged

4 Channel Amp - Bridged

Wiring Guide to Wire 3 Alpine S-W8D4 Subwoofers

Mono Amp

4 Channel Amp

Wiring Guide to Wire 4 Alpine S-W8D4 Subwoofers

Mono Amp

2 Channel Amp

2 Channel Amp - Bridged

4 Channel Amp

Specifications & Details

Subwoofer Specifications

Series

S Series

Subwoofer Size

Peak Power Handling

900 watts

RMS Power Handling

300 watts

Voice Coil(s)

Dual

Impedance (Per Voice Coil)

4 ohms

Voice Coil Material

Frequency Response

34 - 200 Hz

Sensitivity

83.4 dB

Xmax (millimeters)

13 mm

Subwoofer Design

Round / Circle

Main Cone Color

Black

Woofer Composition

Kevlar/Pulp

Woofer Surround

High Roll Foam

Magnet Structure

Single Stacked

Magnet Type

Subwoofer Grille

Re-Cone Kit Available

CTA-2031 Compliant

Recommended Enclosure Specifications

Recommended Enclosure Type

Ported / Vented
Sealed

Minimum Sealed Box Volume

0.15 cubic feet

Maximum Sealed Box Volume

0.5 cubic feet

Minimum Ported Box Volume

0.35 cubic feet

Maximum Ported Box Volume

0.7 cubic feet

Top-Mount Depth (Mounting Depth)

3-3/4"

Cutout Diameter

6-7/8"

Shallow Mount Installation

Electromechanical Parameters

Free-Air Resonance (Fs)

48 Hz

Equivalent Compliance (Vas)

7.2 liters

Total Speaker Q Value (Qts)

0.53

Electrical Q Value (Qes)

0.64

Electrical Resistance of Voice Coil (Re)

1.7 ohms

Mechanical Q Value (Qms)

3.17

What is in the box?

Paperwork

User manual
Serial number card

WITB: Subwoofers

Subwoofer

Other Accessory #6

Warranty and Return Policy

Parts Warranty Duration

1 year

Labor Warranty Duration

1 year

Warranty Provider

Sonic Electronix

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Welcome to the Team!

Alpine S-W8D4

We apologize

This item has been discontinued