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DB Drive K7 12D4

12" Dual 4 Ohm K7 Series Car Subwoofer

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• 12" K7 Series Subwoofer
• Dual 4 ohm Voice Coil
• 1800W Max
• 900W RMS
• Non Transfer Paper Cone
• NBR Rubber Surround
• Spring Terminals
• Stamped Steel Basket

Learn more about the k712d4

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Product Highlights


• 12" K7 Series Subwoofer
• Dual 4 ohm Voice Coil
• 1800W Max
• 900W RMS
• Non Transfer Paper Cone
• NBR Rubber Surround
• Spring Terminals
• Stamped Steel Basket

Description


db Drive brand icon

Authorized dealer

General Features:

  • 12" Dual 4 Ohm K7 Series Subwoofer
  • Power Handling:
    • Peak: 1800 watts
    • RMS: 900 watts
  • Non transfer paper cone
  • NBR Rubber surround
  • Die cast aluminum frame
  • VAC Polypropylene cone
  • Black electro-plated top and bottom plates
  • Mixed material spider
  • PVC Trim ring and gasket
  • Heavy gauge spring terminals
  • 2-1/2" 4-Layer voice coil with aluminum former
  • 140 oz. Ferrite magnet
  • Resonance Frequency (Fs): 27 Hz
  • Top-mount depth: 6-3/8"
  • Sensitivity: 85 dB
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

Subwoofer Wiring Guide


Wiring Guide to Wire 1 DB Drive K7 12D4 Subwoofer

Mono Amp

2 Channel Amp - Bridged

Wiring Guide to Wire 2 DB Drive K7 12D4 Subwoofers

Mono Amp

Mono Amp - Option 1

2 Channel Amp

2 Channel Amp - Bridged

4 Channel Amp - Bridged

Wiring Guide to Wire 3 DB Drive K7 12D4 Subwoofers

Mono Amp

4 Channel Amp

Wiring Guide to Wire 4 DB Drive K7 12D4 Subwoofers

Mono Amp

2 Channel Amp

2 Channel Amp - Bridged

4 Channel Amp


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Specifications & Details


Subwoofer Specifications
Series
K7 Series
Subwoofer Size
12"
Peak Power Handling
1800 watts
RMS Power Handling
900 watts
Voice Coil(s)
Dual
Impedance (Per Voice Coil)
4 ohm
Voice Coil Diameter
2-1/2"
Sensitivity
85 dB
Xmax (millimeters)
19.812 mm
Subwoofer Design
Round / Circle
Main Cone Color
Black
Woofer Composition
Paper
Woofer Surround
Nitrile Butadiene Rubber NBR
Subwoofer Grille
No
Re-Cone Kit Available
No
Recommended Enclosure Specifications
Recommended Enclosure Type
Ported / Vented
Sealed
Optimum Sealed Box Volume
1.55 cubic feet
Optimum Ported Box Volume
1.96 cubic feet
Top-Mount Depth (Mounting Depth)
6-3/8"
Cutout Diameter
11.18"
Shallow Mount Installation
No
T/S Parameters (Electromechanical)
Free-Air Resonance (Fs)
27.80 Hz
Equivalent Compliance (Vas)
42.77 liters
Total Speaker Q Value (Qts)
0.37
Electrical Q Value (Qes)
0.42
Electrical Resistance of Voice Coil (Re)
6.44 ohm
Mechanical Q Value (Qms)
3.45
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

K7 12D4

Weight:

0.00lbs

Internal SKU:

k712d4

Internal Product ID:

72076

Product and How-to Videos


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