400 Watt 4-Channel Amplifier T4004

400 Watt 4-Channel Amplifier T4004

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Discontinued
Overview

Proof that good things come in small packages, the T4004 is a solid amplifier for coaxials or components. Built for lower impedance loads, the T4004 offers great wiring flexibility for multiple speaker configurations.

FEATURES AT A GLANCE

  • Stealth Connections
  • 12dB/octave Butterworth crossover
  • PowerSync - allows 2 amplifiers to be "strapped" together
  • MasterSync - allows 1 amplifier to control an array of amplifiers
  • 2/4 channel input switch
  • Audiophile grade speaker connections
  • Best in class 4 oz. copper traces
  • 4 Gauge power/ground connections with built-in ATC fusing
  • 2-Year Warranty
Technologies
MEHSA

Rockford Fosgate amps use MEHSA, a thermal substrate that maximizes heat transfer between MOSFET power devices ...

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Thermal Design Stage-2

Increased open space minimizes thermal hot-spots and reduces heat through balanced power distribution.

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Para-Punch EQ

Para-Punch Bass EQ improves Jim Fosgate's original design by adding a 35-70Hz variable frequency center.

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Engineered In The USA

These Avatars are a personal signature from the Rockford Fosgate team member(s) who designed and engineered ...

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DSM

DSM utilize 1% tight-tolerances improving efficiency of the circuit, decreases cross-talk from other discrete components and ...

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Thermal Design

Rockford Fosgate's thermal design results in 5 times greater heat dissipation keeping internal components running cooler ...

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TO-247 MOSFETs

(left-OLD | right-NEW)
Rockford Fosgate amps use custom TO-247 MOSFETs. These have 60% more ...

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Specifications
Cta-2006 Compliant
Number of Channels
4
Total Power
(Sum of Rated Power)
400 Watts RMS
Rated Power
(RMS Continuous Power)
25 Watts x 4 @ 4-Ohm
50 Watts x 4 @ 2-Ohm
100 Watts x 4 @ 1-Ohm
100 Watts x 2 @ 4-Ohm Bridged
200 Watts x 2 @ 2-Ohm Bridged
Dynamic Power
(Pvc/Powercube®)
Bridgeable
Yes
Frequency Response
20Hz to 20kHz +/- 0.5 dB
Input Sensitivity
Circuit Topology Class
Class A/B
Efficiency (Average)
Total Harmonic Distortion (Thd+Noise)
Signal Input
Low level: 2 RCA pair
Input switch: 2/4 ch.
Signal Output
Low level: 1 RCA pair
Tone Controls
Bass: 0dB to +18dB @ 45Hz
Crossover Controls
High-Pass (HP): 40-400Hz 12db/Octave Butterworth
Low-Pass (LP): 40-400Hz 12db/Octave Butterworth
Remote Controls
Punch Bass EQ (included with cable)
Visual Indicators
Power On
Thermal Status
Speaker Protection
Power Wire Gauge
4 AWG
Power Input Connector
Block
Speaker Wire Gauge
8 AWG to 18 AWG
Speaker Output Connector
Screw terminal barrier strip
Cooling
Convection
Heatsink
Operating Voltage
Recommended Fuse
(Not Included)
Average Current Draw (13.8V Music)
Max. Current Draw (13.8V Sinewave)
Suggested Alternator
Included In The Box
Dimensions (H x W x D)
2.6 x 12.8 x 16.3 (in)
6.6 x 32.5 x 41.4 (cm)
Shipping Weight
17 Lbs.
(7.7 Kg.)
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.


Accessories
Wiring Wizard

Available Wiring Diagrams

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

This allows FRONT channels to run STEREO speakers while REAR channels run WOOFERS.



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



Wiring Diagram #10



Wiring Diagram #11

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

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