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Down4Sound

DOWN4SOUND SB 12" SUBWOOFER - 2 OHM DVC | 500W RMS

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SKU:
SB12D2
  • Down4Sound DOWN4SOUND SB 12" SUBWOOFER - 2 OHM DVC | 500W RMS
  • Down4Sound DOWN4SOUND SB 12" SUBWOOFER - 2 OHM DVC | 500W RMS
  • Down4Sound DOWN4SOUND SB 12" SUBWOOFER - 2 OHM DVC | 500W RMS
MSRP: F39,246
F17,314
— You save F21,932

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Description

Experience the perfect blend of power and precision with the DOWN4SOUND SB-12 Subwoofer, designed for enthusiasts who crave deep, clean bass. Featuring a dual 2-ohm voice coil configuration and 500W RMS power handling, this subwoofer is optimized for versatile setups and delivers consistent, reliable low-frequency performance. Its durable construction ensures long-lasting use in any car audio system.


Key Features

  • 500W RMS power handling
  • Dual 2-ohm voice coil design
  • 2.5-inch high-temperature voice coil
  • 21 mm one-way Xmax
  • Highly optimized suspension system
  • Versatile design for a wide range of installs

Technical Specifications (T/S Parameters)

  • Revc (DC Resistance): 4.030 ohm
  • Resonance Frequency (Fs): 29.296 Hz
  • Qms: 3.622
  • Qes: 0.550
  • Qts: 0.478
  • Mms (Moving Mass): 235.540 g
  • Cms (Compliance): 125.928 μm/N
  • Rms: 0.768
  • Vas: 46.407 L
  • Sd: 510.071 cm²
  • BL Product: 17.824 T·m
  • Sensitivity (SPL): 85.1 dB
  • Xmax: 21 mm
  • Displacement: 0.15 cu ft

Engineering and Construction

  • Optimized suspension for controlled, accurate bass
  • Vented motor for improved thermal performance
  • Precision-wound 2.5-inch voice coil
  • Durable cone and surround assembly
  • Compact, efficient motor structure

Recommended Enclosures

  • Ported: 1.75 cu ft (net)
  • Port Area: 26 sq in
  • Port Tuning: 35 Hz
  • Sealed: Not recommended

Physical Dimensions

  • Cutout Diameter: 10.87 in (276 mm)
  • Outside Diameter: 12.44 in (316 mm)
  • Mounting Depth: 6.81 in (173 mm)
  • Motor Height: 3.54 in (90 mm)
  • Net Weight: 44.1 lb
  • Gross Weight: 47.4 lb

Why You Should Buy

  • Strong, clean bass performance
  • Durable construction built for daily use
  • Flexible dual 2-ohm wiring options
  • Accurate, reliable low-frequency reproduction

Ideal Applications

  • Ported enclosures for deep, clean bass

  • SUVs, sedans, trucks, and hatchbacks

  • Space-efficient high-performance builds

  • Users seeking dependable, accurate low-frequency output

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Warranty Information

Warranty Information

Your new Down4Sound product is covered by 1 limited warranty if purchased from Down4Sound or an authorized Down4Sound dealer. This warranty does not cover improper installation, accidental damage, misuse, abuse, improper wiring, operation of unit outside of listed specifications, or any product that has been modified or repaired by anyone other than Down4Sound. Your warranty covers defects in materials and/or workmanship ONLY and is not an insurance policy. The warranty only covers the original owner of the amplifier.

All warranty returns must be accompanied by the original sales invoice or receipt. You must contact us to request an RMA number prior to sending any returns via the RMA request form on our website. You are responsible for the cost of shipping your product back to us for warranty examination. If your product is covered under warranty, shipping back to you will be at no charge to you – if your product is replaced/repaired outside of warranty you must pay for return shipping and repair bill prior to the return of the product or if no defect is found you are required to pay for return shipping only.

At the sole discretion of Down4Sound your product will be either repaired or replaced when it is being covered under warranty. In the event of shipping damage due to improper packaging on products being returned to Down4Sound the customer is liable for the cost of all damages, necessary repairs, or replacement. Be sure to properly pack your return!

* Extended additional warranty purchased on amplifiers take effect from the date of purchase and must also be stated on original sales invoice or receipt.

Refund/Return Policy: https://www.down4soundshop.com/shipping-returns/

Down4Sound - Hours of Operation

Monday 6am - 9pm PDT
Tuesday 6am - 9pm PDT
Wednesday 6am - 9pm PDT
Thursday 6am - 9pm PDT
Friday 6am - 9pm PDT
Saturday 8am - 4pm PDT
Sunday Closed
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Additional Information

Model:
SB
Ohm:
2
Subwoofer Size:
12
Product Type:
Subwoofer
Subwoofer Type:
DUAL VOICE COIL
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2 Reviews

  • 5

    Great

    Posted by Clarence Thurmond on Sep 12, 2025

    This is a beast will be ordering another one paired with a jp8

  • 5

    SB 12 D2

    Posted by Trey on Mar 20, 2025

    Ordered the SB 12 paired with a mm1005 for my daughters car. Extremely impressed with both the subwoofer and amplifier! 2 cubes 32hz 1 4in aero and it gets down on only 500wrms. Excellent sound quality from doors and bass! She loves the purple amplifier aswell lol.

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