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Rockford Fosgate Power T1D415Power 15" T1 4-Ohm DVC Subwoofer
Variants
The Rockford Fosgate Power T1D415 is a 15" dual 4‑ohm DVC subwoofer engineered to deliver high output and increased cone surface using VAST surround technology.
Highlights
- 1 Year Warranty
- Proprietary 8 AWG insulated allmetal input spring terminal connection
- Optimized and matched magnetic and complicance geometry
- Anodized aluminum heat sinking dust cap
Key specs
Full specs- Power Handling (Watts RMS)
- 1000 Watts RMS 2000 Watts Max
- Magnet Weight (oz)
- 229 oz. (6.49 kg)
- Size
- 15"
- Nominal Impedance
- Dual 4-Ohm
- Mounting Depth
- 8.39 in. (213 mm)
- Voice Coil Diameter
- 3.0" (75.5 mm)
- Fs (Hz)
- 27
- Woofer Displacement
- 0.191 cu. ft. (5.4 Liters)
Key specs
Full specs- Power Handling (Watts RMS)
- 1000 Watts RMS 2000 Watts Max
- Magnet Weight (oz)
- 229 oz. (6.49 kg)
- Size
- 15"
- Nominal Impedance
- Dual 4-Ohm
Highlights
Overview- 1 Year Warranty
- Proprietary 8 AWG insulated allmetal input spring terminal connection
- Optimized and matched magnetic and complicance geometry
Overview
The Rockford Fosgate Power T1D415 is a 15" dual 4‑ohm DVC subwoofer engineered to deliver high output and increased cone surface using VAST surround technology.
Best for
- Car audio systems needing a high‑output 15" subwoofer
- Installations that benefit from dual 4‑ohm voice coil wiring options
- Applications where measured performance and advanced hardware matter
Key points
- 15" driver with VAST surround to increase effective cone area up to 25%
- Dual 4‑Ohm voice coils for wiring flexibility
- 1,000 Watts RMS power handling
- FlexFit basket designed for versatile installations
- Includes a grille with an integral trim ring
- Technologies: Stitched Tinsel Leads, CEA‑2031, Klippel Verified, Inductive Damping Heat Sink, SWIFT™ Terminals, Anodized Aluminum Voice Coil Former
Fit and use
This subwoofer is sized for 15" car audio applications. Dual 4‑ohm coils let you wire for different impedances to match amplifiers. Power handling is 1,000W RMS—select an amplifier and settings that are compatible with that rating. The included grille and FlexFit basket support clean integration into many install locations.
What to know
Match the subwoofer's impedance and power handling to your amplifier for reliable performance. CEA‑2031 listing and Klippel verification are noted technologies associated with this model. The VAST surround increases effective cone area compared with a conventional surround to help produce deeper output from a 15" driv…
Highlights
Key features
- 1 Year Warranty
- Proprietary 8 AWG insulated allmetal input spring terminal connection
- Optimized and matched magnetic and complicance geometry
- Anodized aluminum heat sinking dust cap
- Kevlar fiber reinforced paper cone
- Anodized aluminum voice coil former / copper clad aluminum wire
- Periodic-stitched fatigue resistant tinsel lead wire
- Optimized pole piece and spider venting
- High-temp voice coil with spun-laced Nomex® re-inforcement collar
- Rigid die-cast aluminum basket
- Symmetrical dual progressive roll tear resistant poly-cotton spiders
- Stitched Tinsel Leads
More info
Manufacturer details
Innovative technologies allow the T1D415 subwoofer to perform like a larger woofer over the previous model. The T1 15” features dual 4-Ohm voice coils, 1,000 Watts RMS power handling, and includes a grille with integral trim ring.
Additional details
The Power Series T1D415 Dual 4-Ohm subwoofer builds on innovative new Rockford Fosgate technologies. These bad boys have patented VAST technology that increases surface cone area up to 25%. The new FlexFit basket not only looks the part but it provides extreme flexibility for extreme installations. Clean, high tech and ready to set off car alarms, the T1D415 is here!
Technologies
Stitched Tinsel Leads
Multipoint "periodic" stitched lead wire technique reduces the mass of each tinsel lead and spreads stress and
CEA-2031
Power handling on Rockford Fosgate speakers conform to CEA-2031 industry standards. This means your speaker has
Patent: Patent Pending
VAST Surround - Subs
Rockford Fosgate's proprietary surround technique, VAST, provides up to a 25% increase in the speakers effective
Klippel Verified
To adorn the ‘Verified with Klippel’ mark, the qualifying company’s loudspeaker engineering personnel must be
Inductive Damping Heat Sink
Secures directly to the top of magnet structure to improve system efficiency by reducing both distortion and back
SWIFT™ Terminals
Removing and inverting the center plug allows the voice coils to quickly be configured in a Series or Parallel
FlexFit Basket - Subwoofer
The slot mounted frame pattern of the FlexFit basket utilizes slots (where feasible) instead of single screw sized
Anodized Aluminum Voice Coil Former
Two things generally happen when voice coils heat-up. They can generate heat close to the melt-down temp of their
Specs
Specifications
24
| Power Handling (Watts RMS) | 1000 Watts RMS 2000 Watts Max |
| Magnet Weight (oz) | 229 oz. (6.49 kg) |
| Size | 15" |
| Nominal Impedance | Dual 4-Ohm |
| Mounting Depth | 8.39 in. (213 mm) |
| Voice Coil Diameter | 3.0" (75.5 mm) |
| Fs (Hz) | 27 |
| Woofer Displacement | 0.191 cu. ft. (5.4 Liters) |
| Le (mH) | 3.6 |
| Qts | 0.51 |
| Qms | 6.00 |
| Cutout Diameter | 13.9375 in. (354 mm) |
| Cutout Diameter | 13.9375 in. (354 mm) |
| SPL (dB @ 1w/1m) | 87.5 |
| Qes | 0.55 |
| Shipping Weight | 53.75 Lbs. (24.4 Kg.) |
| Vas (Liters) | 102.0 |
| Xmax (mm) | 16.4 |
| Re (Ohms) | 6.50 |
| Sd (cm2) | 845 |
| Subwoofer Type | Standard |
| Voice Coil Type | Dual Voice Coil |
| Sealed Box Volume (Vb) | 2.25 cu. ft. (63.7 Liters) |
| Vented Box Volume (Vb) | 2.66 cu. ft. (75.3 Liters) |
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Installation resources
Wiring diagrams
9
Wiring Diagram #1
Source: Rockford Fosgate
Wiring Diagram #2
Source: Rockford Fosgate
Wiring Diagram #3
Source: Rockford Fosgate
Wiring Diagram #4
Source: Rockford Fosgate
Wiring Diagram #5
Source: Rockford Fosgate
Wiring Diagram #6
Source: Rockford Fosgate
Wiring Diagram #7
Source: Rockford Fosgate
Wiring Diagram #8
Source: Rockford Fosgate
Wiring Diagram #9
Source: Rockford Fosgate
Box Advisor
Sealed Enclosure
- Recommended volume
- 2.25 cu ft
- Volume range
- 2 cu ft to 2.75 cu ft
- Dimensions
- 22 in W x 18 in H x 13 in D
- F3
- 43 Hz
- Qtc
- 0.72
- Port / ID
- 22 in
- Subwoofer size
- 22 in
- Impedance
- 3 ohm
- Power handling (RMS)
- 1000 W
Vented Enclosure
- Recommended volume
- 2.66 cu ft
- Volume range
- 2.25 cu ft to 3 cu ft
- Dimensions
- 28 in W x 18 in H x 12 in D
- F3
- 32 Hz
- Tuning (Fb)
- 32 Hz
- Port / ID
- 22 in
- Subwoofer size
- 22 in
- Impedance
- 3 ohm
- Power handling (RMS)
- 1000 W
Support
Return Authorization
If you bought this product from Onkar Electronics, use the Contact Us page on the Onkar Electronics website and we will help with return authorization and warranty support. If you purchased it from another dealer, contact that authorized dealer first for return assistance.
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