T115D4

15" POWER T1 4-Ohm DVC Subwoofer T115D4

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1 Review
Discontinued
Overview

You know what they say about guys with BIG subwoofers? They have no trunk space! The T1 15" subwoofers will offer the most output when a slot-ported enclosure is used.

  • Precision cast aluminum alloy basket
  • High excursion Thermo-Rubber surround
  • Mirror image symmetrical spiders
  • Massive double stacked magnet motor assembly
  • Anodized aluminum voice coil former / copper clad aluminum wire
  • Parabolic triangular cone geometry support system
  • Embedded 12 AWG tinsel leads / dual 8 AWG slot loaded wiring terminal
  • Removable and reversible screw concealing ring
  • 1 Year Warranty
Technologies
Proprietary Input Terminals

8 AWG terminals facilitate higher current transfer to woofer.

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Dual Mirror Imaged Spiders

Keeps voice coil aligned during high excursion levels.

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Optimum Suspension Linearity

Keeps distortion levels down during subwoofer excursion.

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Stress Analysis Model

Geometry based modeling yields a stronger cone design.

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Embedded DVC Tinsel Leads

Tinsel leads are stitched through the spider to prevent short circuits.

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CEA-2031

Power handling on Rockford Fosgate speakers conform to CEA-2031 industry standards.

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Reversible Mounting

Rockford Fosgate subwoofers can be mounted in either direction. A removable trim ring can be installed ...

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Magnetic Linearity

Results in loud, powerful punched up bass with low distortion.

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Triangular Support System

Produces tight, solid bass at high sound pressure levels.

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Klippel DA1 Analyzer System

Measures and confirms a subwoofer's high power stability prior to release for production.

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Anodized Aluminum Voice Coil Former

Rockford Fosgate subwoofers use anodized aluminum voice coil formers that provide superior heat dissipation (up to ...

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Aluminum Dust Cap & Cone

A hard anodized cone and dust cap offers strength, weight and thermal capacity.

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Specifications
Power Handling (Watts RMS)
600 Watts RMS
1200 Watts Max
Magnet Weight (oz)
220 oz. double stacked
Speaker Connector
Dual 8 AWG slot load
SPL (dB @ 1w/1m)
88
CEA-2031 Compliant
CEA-2031 Guidelines
Woofer Displacement
0.134 cu. ft.
(3.79 Liters)
Re (Ohms)
6.2
Le (mH)
6.0
Qes
0.56
Vas (Liters)
89.1
Xmax (mm)
14
Cutout Diameter
13.8125 in.
(35.08 cm)
Fs (Hz)
27
Qts
0.51
Qms
6.05
Size
15"
Nominal Impedance
Dual 4-Ohm
Voice Coil Diameter
3" anodized aluminum
Mounting Depth
8.375 in.
(21.27 cm)
Shipping Weight
45.8 Lbs.
(20.8 Kg.)
Sd (cm2)
790
Compatibility
Support

Return Authorization

Contact the Authorized Rockford Fosgate Dealer you purchased this product from. If you need further assistance, call 1-800-669-9899 for Rockford Customer Service. You must obtain an RA# (Return Authorization number) to return any product to Rockford Fosgate. You are responsible for shipment of product to Rockford.


Wiring Wizard

Available Wiring Diagrams

Please consult your amplifier owner's manual for lowest recommended impedance.


Wiring Diagram #1



Wiring Diagram #2



Wiring Diagram #3



Wiring Diagram #4



Wiring Diagram #5



Wiring Diagram #6



Wiring Diagram #7



Wiring Diagram #8



Wiring Diagram #9

Speaker Polarity

Your woofer may use one of the following to identify (+/-) terminals.

Positive +

Red Post

Purple (4Ω)

Red (8Ω)

Negative -

Black Post

No Dot

No Dot

Speaker Polarity

Your woofer may use one of the following to identify (+/-) terminals.

Positive +

Red Post

Purple (4Ω)

Red (8Ω)

Negative -

Black Post

No Dot

No Dot

Box Advisor
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Reviews

Rockford Fosgate 15-inch T1 D4

Although they may be the late model T1 I am very very impressed the lows are phenomenal the high bass perfect! I recommend this subwoofer to anybody and yes with a slotted enclosure I did receive the max output

5.0

1 Review
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