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Focal 30 A1 DB

12" Dual 4 ohm Access Series Car Subwoofer

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12" Access Series Subwoofer • Dual 4 ohm • 500W Max • 250W RMS • Woven Glass-Fiber Cone • Butyl Rubber Surround • Non-Resonant Fiberglass Basket

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Product Highlights


12" Access Series Subwoofer • Dual 4 ohm • 500W Max • 250W RMS • Woven Glass-Fiber Cone • Butyl Rubber Surround • Non-Resonant Fiberglass Basket

Description


Focal brand icon

Authorized dealer

  • 12" Dual 4 ohm Access Series Subwoofer
  • Power Handling:
    • Peak: 500 watts
    • RMS: 250 watts
    • Recommended RMS Power Range: 50-250 watts
  • Impedance: Dual 4 ohm
  • Woven glass-fiber cone
  • Butyl rubber surround
  • ABS/fiberglass basket is non-resonant and strong
  • Integrated voice coil cooling system
  • 4-Layer, high temperature voice coil
  • 35 oz Magnet structure
  • Frequency response: 25-500 Hz
  • Sensitivity: 91 dB
  • 1-year SonicElectronix.com warranty

Subwoofer Wiring Guide


Wiring Guide to Wire 1 Focal 30 A1 DB Subwoofer

Mono Amp

2 Channel Amp - Bridged

Wiring Guide to Wire 2 Focal 30 A1 DB Subwoofers

Mono Amp

Mono Amp - Option 1

2 Channel Amp

2 Channel Amp - Bridged

4 Channel Amp - Bridged

Wiring Guide to Wire 3 Focal 30 A1 DB Subwoofers

Mono Amp

4 Channel Amp

Wiring Guide to Wire 4 Focal 30 A1 DB Subwoofers

Mono Amp

2 Channel Amp

2 Channel Amp - Bridged

4 Channel Amp


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Specifications & Details


Subwoofer Specifications
Series
Access Series
Subwoofer Size
12"
Peak Power Handling
500 watts
RMS Power Handling
250 watts
Voice Coil(s)
Dual
Impedance (Per Voice Coil)
4 ohm
Frequency Response
25 - 500 Hz
Sensitivity
91 dB
Subwoofer Design
Round / Circle
Main Cone Color
Black
Woofer Composition
Glass Fiber
Woofer Surround
Butyl Rubber
Subwoofer Grille
No
Re-Cone Kit Available
No
Recommended Enclosure Specifications
Recommended Enclosure Type
Sealed
Minimum Sealed Box Volume
0.88 cubic feet
Maximum Sealed Box Volume
1.77 cubic feet
Top-Mount Depth (Mounting Depth)
6-1/8"
Cutout Diameter
10-13/16"
Shallow Mount Installation
No
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Sonic Electronix

Item Details


Manufacturer:

Model Number:

30 A1 DB

Weight:

24.00lbs

Internal SKU:

30a1db

Internal Product ID:

21445

Product and How-to Videos


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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.