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Store Address

48 Park Avenue, East 21st Street, Apt. 304
London NY 10016

Contact Info

Email: youremail@site.com
Phone: +1 408 996 1010
Fax: +1 408 996 1010

T400X4ad

Power 400 Watt Class AD 4-Channel Amplifier

The Power T400X4ad is an ultra-compact, high efficiency 400 Watt 4-channel amplifier. Features multi-impedance Constant Power, input/output clip detection, top mounted controls and dual fan forced induction cooling. Perfect for hybrid, electric, small cars, trucks, motorcycles, and side-by-side UTVs.

  • Rockford Fosgate proprietary Class AD technology
  • 4/2 Ohm muti-impedance Constant Power
  • Differential inputs with high level auto turn-on feature
  • 8 AWG power/ground connector w/ upgraded RCA connectors
  • Remote-Out feature when using high level inputs
  • 2/4 channel input switch
  • 4 Ohm bridged capable
  • C.L.E.A.N. input/output clip detection and indicator LEDs
  • Top mounted controls
  • Dual fan cooled
  • Real time thermal sensing
  • Dual extruded heat sinks
  • Discrete surface mount technology
  • 2 Years Standard Warranty warranty info
  • Get a 1 Year Extended Warranty extended warranty info
CEA-2006 Compliant: CEA-2006 Power Rating
100W x 4 @ 4Ω
≤1.0% THD+N
Number of Channels: 4
Rated Power
(RMS Continuous Power):
100 Watts x 4 @ 4-Ohm
100 Watts x 4 @ 2-Ohm
200 Watts x 2 @ 4-Ohm Bridged
Total Power
(Sum of Rated Power):
400 Watts
Dynamic Power
(PVC/PowerCube®):
128 Watts x 4 @ 4-Ohm
152 Watts x 4 @ 2-Ohm
290 Watts x 2 @ 4-Ohm Bridged
Bridgeable: Yes
Front Terminals: Left (+) Right (-)
Rear Terminals: Left (+) Right (-)
Frequency Response: 20Hz-20kHz +/-1dB
Efficiency (average): >75%
Total Harmonic Distortion (THD+Noise): 4-Ohm: <1.0%
2-Ohm: <1.0%
Signal-to-Noise (CEA): >90 dB
Channel Separation: >60 dB
Common Mode Rejection: >60 dB
Damping Factor:
Crossover Controls: High-Pass: 50Hz – 250Hz @ 12dB/Octave Butterworth
Low-Pass: 50Hz – 250Hz @ 12dB/Octave Butterworth
All-Pass: Yes
Tone Controls: Treble: 0 to +14 dB @ 12.5 kHz
Bass: 0 to +18 dB @ 45 Hz
Input Sensitivity: 150 mV to 12 V
Signal Input: Front High/Low Level Input: 4-Pin harness
Rear High/Low Level Input: 4-Pin harness
Signal Output:
Power Input Connector: Detachable Compression Terminal
Power Wire Gauge: 8 AWG
Speaker Output Connector: Front: 4-Pin Harness
Rear: 4-Pin Harness
Speaker Wire Gauge: 16 AWG
Heat Sink Type: Extruded Aluminum
Cooling: Dual Fan Cooled
Remote Controls:
Visual Indicators: Power: Blue LED
Protect: Red LED
Input Clip: Red LED3
Output Clip: Blue/Violet/Red LED1,2,3LED Color Legend:
1BLUE: <0.5% THD
2VIOLET: 1% THD
3RED: 10%+ THD
Circuit Topology Class: Class AD
Operating Voltage: 9 – 16 VDC
Recommended Fuse
(not included):
60 A
Max. Current Draw (13.8V Sinewave): 55 A
Average Current Draw (13.8V Music): 28 A
Suggested Alternator: 75 A
Shipping Weight: 3.4 Lbs. (1.54 Kg.)
Dimensions (H x W x D): 1.6 x 4.3 x 8.3 (in.)
4.1 x 10.8 x 21.1 (cm)
Dimensional Diagram:

 

CEA-2006 Compliant

CEA-2006 Compliant

Power ratings on Rockford Fosgate amplifiers conform to CEA-2006 industry standards. These…

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CE Compliant

CE Compliant

This product fulfills all essential safety and environmental requirements as defined in the…

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Class AD

Class AD

This technology allows the amplifier to produce more power with less current draw from the…

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Constant Power

Constant Power

Constant Power is a patented circuit topology that provides instantaneous delivery of output power…

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C.L.E.A.N. Set-Up

C.L.E.A.N. Set-Up

Patented circuit with in/out clip LEDs to help match a source to amp and optimize output.

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3-Stage Airflow

3-Stage Airflow

3-stage airflow method effectively exhausts heat and ensures your amplifier runs cooler for optimum…

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DSM

DSM

DSM utilize 1% tight-tolerances improving efficiency of the circuit, decreases cross-talk from…

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Rockford Fosgate Avatar

Rockford Fosgate Avatar

These Avatars are a personal signature from the Rockford Fosgate team member who designed and…

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