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Rockford Fosgate Power T400X4ad

400W Peak (400W RMS) Power Series Class-AD 4-channel Amplifier

Only 2 Left!
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• 100 watts x 4 channel @ 4 ohms
• 100 watts x 4 channel @ 2 ohms
• Bridged: 200 watts x 2 channel @ 4 ohms
• Total RMS Power: 400 watts
• Class AD 2 ohms Stable 4-Channel Amplifier

Learn more about the t400x4ad
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$519.99

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Current Promotions (1 offer)


Pre-installed black nylon mesh covering protects the power wire from being damaged, and pre-terminated seamless power and ground ring terminals provide reliable performance and cut out the hassle when installing. This offer cannot be combined with any other coupons or offers.

Rockford Fosgate Power T400X4ad

100% off


Priced separately $596 98

Promo Savings of $76 99

Total price:

$519 99

Product Highlights


• 100 watts x 4 channel @ 4 ohms
• 100 watts x 4 channel @ 2 ohms
• Bridged: 200 watts x 2 channel @ 4 ohms
• Total RMS Power: 400 watts
• Class AD 2 ohms Stable 4-Channel Amplifier

Description


Rockford Fosgate brand icon

Authorized dealer

T400X4ad

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.

Product Details:

  • Power Series Class AD 2 ohms Stable 4-Channel Amplifier
  • RMS Power Rating:
    • 4 ohms: 100 watts x 4 channel
    • 2 ohms: 100 watts x 4 channel
    • Bridged: 200 watts x 2 channel @ 4 ohms
  • Total power output: 400 watts
  • LED Power/Protect Light
  • Speaker-level (high-level) inputs
  • C.L.E.A.N. gain setup system
  • Dual-fan forced induction cooling
  • Constant Power technology maintains full output power
  • Input sensitivity: .15 - 4 volts
  • Frequency Response: 20 - 20000 Hz
  • Total Harmonic Distortion (THD): <1%
  • Signal to Noise Ratio: 90 dB
  • Variable high-pass filter: 50 - 250 Hz
  • Variable low-pass filter: 50 - 250 Hz
  • Variable Bass Boost: 0 - 18 dB
  • Fuse Rating: 60A
  • 8 AWG gauge amplifier wiring kit is recommended for installation
  • Dimensions: 8-5/8" L x 4-5/16" W x 1-5/8" H
  • Authorized Internet Dealer
  • 2 Year Manufacturer's Warranty
  • MFR #: T400X4AD

Check out the Rockford Fosgate T400X4AD Owner's Manual

Specifications & Details


Key Features
Amplifier Key Features
Bass Boost
Compact Design
Fan Cooled
Speaker Level Inputs
Power Specifications - Full Range Channels
RMS Power @ 4 ohms
100 watts x 4 channel
RMS Power @ 2 ohms
100 watts x 4 channel
Bridged RMS Power
200 watts x 2 channel
Amplifier Specifications
Series
Power Series
Amplifier Class
AD
Number of Channels
4-Channel
Total RMS Power Output
400 watts
Maximum Input Gauge Size
8 AWG
Minimum Impedance Unbridged
2 ohms
Minimum Impedance Bridged
4 ohms
Frequency Response
20 - 20000 Hz
THD at Rated RMS Power
<1%
Speaker Level Inputs
Yes
Built-in Crossover
Low-Pass (LP)
High-Pass (HP)
Full (AP)
High-Pass Crossover Frequency
50 - 250 Hz
Low-Pass Crossover Frequency
50 - 250 Hz
Signal-to-Noise Ratio
90 dB
Bass Boost
0 - 18 dB
Fuse Rating
60A x 1 
Total Fuse Rating
60
Sonic Certified Amplifier
Not Tested
Hi-Res Certified
No
Low-Level Input Sensitivity
.15 - 4 volts
High-Level Input Sensitivity
.15 - 4 volts
What is in the box?
Paperwork
User manual
Warranty/Registration card
Quick start guide
Power certification
WITB: Amplifiers
Amplifier
High-level input wiring harness w/ molex connectors (2)
Other Accessory #1
Two 8" Speaker output harness (4-pin Molex connector to to 2 female RCAs)
Warranty and Return Policy
Parts Warranty Duration
2 years
Labor Warranty Duration
2 years
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

T400X4AD

Weight:

3.00lbs

Internal SKU:

t400x4ad

Internal Product ID:

78097

Product and How-to Videos


  • 3Sixty3 Aftermarket Setup Wizard Tutorial
  • How To Install an Amplifier: Car Amplifier Basics Part 2

Customer Ratings & Reviews



5 star
50%
4 star
50%
3 star
0%
2 star
0%
1 star
0%



Durability
4.5
Value
4.5
Features
4.5
Design
4.5
Usability
4.5

Customer Reviews

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SMALL AMP WITH FAN. WORKS GREAT

wow, this is a tiny amp and it pushes 100 RMS per channel at 2 ohms. Rockford also makes a mono amp the same size. Perfect for small trunks. I have both amps, crossover, and a lc8i under where the spare should be. Happy I got it. Sonic Electronix has a great deal.

By 2017 camaro 1ss 1le on April 9, 2020 Checkmark Icon Verified purchase

20

found this helpful.

By Anonymous Shopper on September 17, 2023

13

found this helpful.

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