Garage
Shop

See all parts that fit your 1980 C3500 Pickup

Earthquake Sound SZ-10 Open Box

10" Dual 4 Ohm Subzero Series Car Subwoofer

Earthquake Sound
Shop all Earthquake Sound
Product videos
highlight-star-icon

• 1500W Peak
• 750W RMS
• Paper Pressed Woofer Cone
• Composite Foam Woofer Surround
• Turbine Cooled Transducer Technology
• PSP Terminal Block
• 3" Aluminum Voice Coil Former
• 82dB

Learn more about the LS-sz10-OB

We apologize

This item has been discontinued

Product Highlights


• 1500W Peak
• 750W RMS
• Paper Pressed Woofer Cone
• Composite Foam Woofer Surround
• Turbine Cooled Transducer Technology
• PSP Terminal Block
• 3" Aluminum Voice Coil Former
• 82dB

Description


Earthquake Sound brand icon

Authorized dealer

Item Condition - Open Box, Great:

This product works like new, is well-cared-for and in great condition. May show limited signs of wear or use and may be missing non-essential parts, accessories or original packaging.

Piercing Bass with Subzero Subwoofers

When its comes to high-quality subwoofers, it is the technologies and aesthetics that really set them apart from one another. Earthquake Sound's 10" SZ-10 Subzero series subwoofer has a look like no another woofer around. One look at this woofer and you know that it means business and that it was manufactured to stand the test of time. With 750 watts RMS this Dual 4 ohm woofer will offer an unbelievable amount of bass, at a crisp, clean, and precise rate. Its Turbine Cooled Transducer technology offers unsurpassed heat dissipation control, while the Parallel Series Parallel terminal block allow stereo and mono impedance changes with a simple flip of the fuses, making installation easy, quick and efficient. Its massive 3" voice coil allows for an extreme amount of excursion making this woofer really hit hard. It is not very often that you can find, performance, longevity, reliability and aesthetics all in one subwoofer but this Subzero series subwoofers provides that and much more.


 
  • 10" Dual 4 ohm Subzero Series Subwoofer
  • Power Handling:
    • Peak: 1500 watts
    • RMS: 750 watts
  • Impedance: Dual 4 ohm
  • Paper pressed composite woofer cone
  • Composite foam woofer surround
  • TCT (Turbine Cooled Transducer) Technology
  • PSP (Parallel Series Parallel) Terminal Block for easy switching of mono and stereo impedance changes
  • 3" Aluminum voice coil former
  • Xmax: 31.75 mm
  • Sensitivity: 82 dB
  • Mounting depth: 6-1/2"
  • Cutout dimensions: 9-1/4"
  • Manufactured in the United States
  • Authorized Internet Dealer
  • 5-year Manufacturer's warranty

Subwoofer Wiring Guide


Wiring Guide to Wire 1 Earthquake Sound SZ-10 Open Box Subwoofer

Mono Amp

2 Channel Amp - Bridged

Wiring Guide to Wire 2 Earthquake Sound SZ-10 Open Box Subwoofers

Mono Amp

Mono Amp - Option 1

2 Channel Amp

2 Channel Amp - Bridged

4 Channel Amp - Bridged

Wiring Guide to Wire 3 Earthquake Sound SZ-10 Open Box Subwoofers

Mono Amp

4 Channel Amp

Wiring Guide to Wire 4 Earthquake Sound SZ-10 Open Box Subwoofers

Mono Amp

2 Channel Amp

2 Channel Amp - Bridged

4 Channel Amp

Specifications & Details


Subwoofer Specifications
Series
Subzero Series
Subwoofer Size
10"
Peak Power Handling
1500 watts
RMS Power Handling
750 watts
Voice Coil(s)
Dual
Impedance (Per Voice Coil)
4 ohm
Voice Coil Diameter
3"
Sensitivity
82 dB
Xmax (millimeters)
31.75 mm
Subwoofer Design
Round / Circle
Main Cone Color
Black
Woofer Composition
Pressed Paper Composite
Woofer Surround
Foam
Subwoofer Grille
No
Re-Cone Kit Available
No
Recommended Enclosure Specifications
Recommended Enclosure Type
Ported / Vented
Sealed
Minimum Sealed Box Volume
0.91 cubic feet
Maximum Sealed Box Volume
0.91 cubic feet
Minimum Ported Box Volume
1.22 cubic feet
Maximum Ported Box Volume
1.61 cubic feet
Top-Mount Depth (Mounting Depth)
61/2"
Cutout Diameter
9-1/4"
Shallow Mount Installation
No
T/S Parameters (Electromechanical)
Free-Air Resonance (Fs)
28.7195 Hz
Equivalent Compliance (Vas)
30.67 liters
Total Speaker Q Value (Qts)
0.4717
Electrical Q Value (Qes)
0.6994
Electrical Resistance of Voice Coil (Re)
7.7 ohm
Mechanical Q Value (Qms)
1.4489
Warranty and Return Policy
Parts Warranty Duration
5 years
Labor Warranty Duration
5 years
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

SZ-10-OB

Weight:

22.00lbs

Internal SKU:

LS-sz10-OB

Internal Product ID:

76086

Product and How-to Videos


Customer Ratings & Reviews


Earthquake Sound SZ-10 Open Box thumbnail image

5 star
0%
4 star
0%
3 star
0%
2 star
0%
1 star
0%



Durability
0
Value
0
Features
0
Design
0
Usability
0

Customer Reviews

Sort by:

Loading...
Sorry, no reviews found


B.694 small

Precision Power PPI B.694

6" x 9" 4-Way Sedona Series Coaxial Car Speakers

(5)

$34.99

List price $59.95

Related Searches


Save up to 10 different vehicles in your garage
Vehicle
Store
Delete

1980 GMC C3500 Pickup

2019 BMW X4

1990 Pontiac 6000

2020 Ford Transit-350

2021 Jeep Cherokee

1995 Dodge B2500

1995 Toyota MR2

2002 Ford Windstar

1992 Dodge Daytona

2001 GMC Sierra 2500

Add vehicle Clear all vehicles
Where to find vehicle info
Are you sure you want to clear your garage?
This action cannot be undone. Confirm
This page was not designed for products.
If you continue, you will be redirected to a category customized for your vehicle. Continue
Loading...
Identify your vehicle and submodel details
  • Owner's manual
  • Vehicle's insurance card
  • Vehicle registration
  • Vehicle produced after 2005: Inside driver's side door
  • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
Car Info Side Door Icon
Vehicle Registration Icon
Vehicle Insurance Icon

Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

  • You see only parts engineered for your exact vehicle
  • You avoid incompatible radios, speakers, or wiring
  • Installation is smoother, faster, and frustration-free
  • You get the correct accessories the first time

Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.