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Rockford Fosgate Power T1S1-10PPower 10" T1 Slim 1Ω SVC Subwoofer for Ported Enclosures

The Power T1S1-10P is a slimline 10" subwoofer re-engineered for improved responsiveness, thermal management and reliability. It’s the ported ('P') version designed for small ported enclosures and tight installation spaces.

Highlights

  • Linear Carbon Fiber/PMI/Glass Fiber cone with aluminum dustcap
  • Co-molded surround and cone body chemically bonded for high durability
  • Symmetrical ultra-flexible braided flat tinsel leads resistant to fatigue
  • Dual Nomex progressive spiders with stitched tinsel leads

Key specs

Full specs
Size
10"
Frequency Response
32 - 250 Hz
Re (Ohms)
0.9
Sd (cm2)
356
Vas (Liters)
13.1
Qts
0.95
Qms
9.43
Qes
1.05

Key specs

Full specs
Size
10"
Frequency Response
32 - 250 Hz
Re (Ohms)
0.9
Sd (cm2)
356

Highlights

Overview
  • Linear Carbon Fiber/PMI/Glass Fiber cone with aluminum dustcap
  • Co-molded surround and cone body chemically bonded for high durability
  • Symmetrical ultra-flexible braided flat tinsel leads resistant to fatigue
Overview

The Power T1S1-10P is a slimline 10" subwoofer re-engineered for improved responsiveness, thermal management and reliability. It’s the ported ('P') version designed for small ported enclosures and tight installation spaces.

Best for

  • Small, shallow or tight car subwoofer installations
  • Ported enclosures tuned for a 10" subwoofer
  • Applications where compact, tactile low-frequency output is needed
  • Open-air/convertible environments (ported configuration performs well)

Key points

  • 10" slimline subwoofer optimized for ported enclosures
  • Single 1Ω single voice coil (SVC)
  • Re-engineered motor and suspension for improved responsiveness
  • Enhanced thermal management (IDHS™ Inductive Damping Heat Sink, VCCF former)
  • Nano Cell Direct Injection (NCDI) bonded co-molded surround for durability and efficiency
  • Dual spider suspension design for controlled excursion

Fit and use

Designed for small ported enclosures and tight installs; sold individually. The 'P' designation indicates this model is intended for ported boxes. It uses a single 1Ω voice coil—confirm your amplifier and wiring are appropriate for a 1Ω load and that the enclosure is tuned for a 10" ported driver.

What to know

Sold individually (1 each). This slim design prioritizes compact fit and tactile bass; performance and tuning depend on enclosure volume and port tuning. Check the product reference materials and your amplifier specifications before finalizing enclosure and wiring choices.

Highlights

Key features

  • Linear Carbon Fiber/PMI/Glass Fiber cone with aluminum dustcap
  • Co-molded surround and cone body chemically bonded for high durability
  • Symmetrical ultra-flexible braided flat tinsel leads resistant to fatigue
  • Dual Nomex progressive spiders with stitched tinsel leads
  • Dual wound single 2.5" pure copper voice coil with interior and exterior coils
  • High temp, high energy Neodymium motor structure
  • Supercritical synthetic organic polymer surround
  • Custom 10 AWG slot loaded brass push spring terminals with corrosion resistant tin plating
  • Detachable die cast aluminum trim ring
  • Optional protective grille insert available
  • Optimized for compact ported enclosures
  • 1 Year Warranty
More info

Manufacturer details

The re-engineered T1 Slim subwoofer series delivers next-level reliability and tactile bass performance, offering improved responsiveness and exceptional thermal management. Available in both sealed and ported options, these subwoofers are designed for the tightest installations, while still providing all the bass you demand. Sold individually (1 each).

Sound of Surround – Utilizing Nano Cell Direct injection and a bonded co-molded surround, the T1 series subwoofers ensures maximum reliability and high efficiency low end bass extension.

VCCF (Voice Coil Composite Former) – The voice coil is the heart of any speaker, and ours is crafted from a specialized composite material rigorously tested to withstand extreme heat and low thermal conditions, ensuring no-quit power and minimal motor distortion.

Dual Spiders – The voice coil carrier features a asymmetric aligned 2-spider design to deliver enhanced bass response. Each spider works together to handle a range of low-end notes, ensuring you never miss any bass hits in your music.

Perfect Fit – Available in multiple options, including sealed and ported options, these subwoofers make it easy to find the perfect fit for any installation, no matter the space.

 Launch Video
 Product Overview

Additional details

MAX BASS, SLIM SPACE

This Gen-2 version of Rockford Fosgate’s "T1 Slim" subwoofer is designed to deliver big bass in a compact, shallow design. It’s been re-engineered with more mass to fit in smaller enclosures and includes upgrades like a new surround and better heat management. The “P” (ported) version is designed for ported enclosures and work best in open-air environments (convertible).

 

The voice coil now uses pure copper wire for better conductivity, paired with a new composite former to dissipate heat and reduce distortion. The suspension utilizes a new polymer surround, made using an advanced NCDI (Nano Cell Direct Injection) process to enhance efficiency and durability without risking dry-rot.

Technologies
CTA-2031

CTA-2031

Power handling on Rockford Fosgate speakers conform to CTA-2031 industry standards. This means your speaker has

IDHS™ Inductive Damping Heat Sink

IDHS™ Inductive Damping Heat Sink

Secures directly to the top of magnet structure to improve system efficiency by reducing both distortion and back

Stitched Tinsel Leads

Stitched Tinsel Leads

Multipoint "periodic" stitched lead wire technique reduces the mass of each tinsel lead and spreads stress and

EVCC
Patent: 9,025,809

EVCC

Our EVCC (Encapsulated Voice Coil Coupling) technology connects to the woofers voice coil from both the ...

VAST Surround - Subs
Patent: Patent Pending

VAST Surround - Subs

Rockford Fosgate's proprietary surround technique, VAST, provides up to a 25% increase in the speakers effective

FlexFit Basket - Subwoofer

FlexFit Basket - Subwoofer

The slot mounted frame pattern of the FlexFit basket utilizes slots (where feasible) instead of single screw sized

Klippel Verified

Klippel Verified

To adorn the ‘Verified with Klippel’ mark, the qualifying company’s loudspeaker engineering personnel must be

SYMS
Patent: 9,008,348

SYMS

The unique motor structure design allows full excursion capabilities of the woofers voice coil while allowing ...

NCDI Surround

NCDI Surround

This improved surround uses a supercritical synthetic organic polymer created through an NDCI (Nano-Cell Direct

Showing the main technologies for this product.

Specs

Specifications

26
Size10"
Frequency Response32 - 250 Hz
Re (Ohms)0.9
Sd (cm2)356
Vas (Liters)13.1
Qts0.95
Qms9.43
Qes1.05
Fs (Hz)42
Nominal Impedance1-Ohm
Subwoofer TypeShallow
Le (mH)0.45
Voice Coil TypeSingle Voice Coil
Power Handling (Watts RMS)500 Watts RMS 1000 Watts Max
SPL (dB @ 1w/1m)82
Xmax (mm)15
Speaker Connector10 AWG slot loaded
Mounting Depth3.01 in. (76.5 mm)
Cutout Diameter9.13 in. (232 mm)
Magnet Weight (oz)15.1 oz. (0.43 Kg)
Voice Coil Diameter2.5" (63.5mm)
Sealed Box Volume (Vb)Not Recommended
Vented Box Volume (Vb)1.0 - 1.50 cu.ft. (28.3 - 42.5 Liters)
In The Box(1) 1125-73494-01 Bit Driver, 40mm 5.0mm (4) 1125-80626-01 4mm Hex, M5x43mm (8) 1125-80626-01 4mm Hex, M5x43mm Self Tap
Shipping Weight11 Lbs. (4.99 Kg.)
Woofer Displacement0.028 cu. ft. (0.82 Liters)
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Installation resources

Wiring diagrams

7
Wiring Diagram #1

Wiring Diagram #1

Source: Rockford Fosgate

Wiring Diagram #2

Wiring Diagram #2

Source: Rockford Fosgate

Wiring Diagram #3

Wiring Diagram #3

Source: Rockford Fosgate

Wiring Diagram #4

Wiring Diagram #4

Source: Rockford Fosgate

Wiring Diagram #5

Wiring Diagram #5

Source: Rockford Fosgate

Wiring Diagram #6

Wiring Diagram #6

Source: Rockford Fosgate

Wiring Diagram #7

Wiring Diagram #7

Source: Rockford Fosgate

Box Advisor
Diagram unavailable

Vented Enclosure

Recommended volume
1.25 cu ft
Volume range
1 cu ft to 1.5 cu ft
Dimensions
32 in W x 14 in H x 7.75 in D
F3
38 Hz
Tuning (Fb)
40 Hz
Port / ID
112 in
Subwoofer size
117 in
Impedance
8 ohm
Power handling (RMS)
500 W
Open official Box Advisor
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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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Videos

T1 Slim Launch

Announcing the re-engineered T1 Slim subwoofer series that delivers next-level reliability and tactile bass performance, offering improved responsiveness and exceptional thermal management.

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