ROCKFORD FOSGATE T400X2ad – 2-Channel Class AD Micro Power Amplifier, 400W
Produit disponible sous 6 jours.
SKU: T400X2ad
Category: 2 Channel Amplifiers - Performance and Simplicity, Amplifiers and DSP, Home Page, Rockford Fosgate
Vendeur:Rockford

ROCKFORD FOSGATE T400X2ad – 2-Channel Class AD Micro Power Amplifier, 400W
Product presentation:
The ROCKFORD FOSGATE T400X2ad amplifier is part of the Power Micro range, combining compactness, power and efficiency. Designed to deliver exceptional audio performance in an ultra-small format, it is ideal for modern vehicles , motorcycles , electric cars or installations where space is limited .
Thanks to the exclusive Class AD technology and the Constant Power function, it provides stable power whether in 4Ω or 2Ω. Its dual fan cooling system guarantees optimal operation even at high volume. The CLEAN system with LED clip detection allows precise gain adjustment.
⚙️ Main Features
Functionality | Details |
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🔊 RMS power | 2 x 200W @ 4Ω / 2Ω – 1 x 400W bridged @ 4Ω |
⚡ Constant Power Technology | Maintains constant power regardless of impedance |
🎛️ Integrated crossover | Adjustable high-pass/low-pass from 50 to 250 Hz (12 dB/oct Butterworth) |
🧠 CLEAN detection | Visual control of input/output distortion (clip) with LEDs |
🌬️ Active cooling | Dual fan cooled with real-time heat measurement |
⚙️ Class AD | Yield greater than 75% |
🔊 Bass and treble boost | Bass: +18 dB at 45 Hz / Treble: +14 dB at 12.5 kHz |
🔧 Front panel controls | Easy access for post-installation adjustments |
🛠️ High/Low Level Inputs | Compatible with original car radio (automatic ignition) |
🧰 Flexible installation | Compact, ideal for motorcycles, hybrid cars, boats... |
📐 Technical specifications
Specifications | Value |
---|---|
Amplifier type | 2 channels / bridgeable |
RMS power | 2 x 200W @ 4Ω / 2 x 200W @ 2Ω / 1 x 400W @ 4Ω |
Dynamic power | 2 x 223W @ 4Ω / 2 x 248W @ 2Ω / 1 x 449W @ 4Ω |
Frequency response | 20 Hz – 20 kHz ±1 dB |
Input sensitivity | 150 mV – 12 V |
Tone control | +14 dB @ 12.5 kHz / +18 dB @ 45 Hz |
Cooling | Dual fan active cooling |
HP/LP Crossover | 50 Hz – 250 Hz (12 dB/oct. Butterworth) |
Operating class | Class AD |
Harmonic distortion (THD+N) | < 1% |
High/Low Level Input | Yes (with 4-pin harness) |
Remote control output (Remote out) | Yes (with high-level input) |
Operating voltage | 9 – 16 VDC |
Recommended fuse | 60 A |
Average consumption | 23 A (music @13.8V) |
Maximum consumption | 45 A (sine wave signal @13.8V) |
Dimensions (H x W x D) | 4.1 x 10.8 x 17.8 cm |
Shipping Weight | 1.31 kg |
🔎 Why choose the ROCKFORD T400X2ad?
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✅ High-level performance in a compact body
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🚀 Class AD + Constant Power technology for stable power
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🌡️ Smart dual-fan cooling – perfect for extreme setups
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🔍 Easy gain adjustment thanks to the visual CLEAN system
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🏍️ Ideal for motorcycles, boats, compact or hybrid cars
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🧠 High level input with auto-on , perfect for OEM integration
📦 Package contents
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1 x ROCKFORD T400X2ad Amplifier
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1 x Input/Output Wiring Harness
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1 x User Manual
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Mounting screws included
📥 Downloads

Shipping Policy
At Multison, we are committed to providing you with a fast, reliable and secure delivery service for all your in-car audio, video and multimedia products.
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We deliver to mainland France and several European countries, directly from our warehouse in France.
Delivery Times
Delivery times vary depending on the product and destination:
- Metropolitan France : Generally, 4 to 8 working days after order processing.
- Europe : Approximately 5-15 business days depending on destination and local shipping conditions.
Please note that delivery times are indicative and may vary depending on periods of high demand, such as holidays or sales.
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- Return Period : You have 14 days from receipt of your order to make a return.
- Return Conditions : Items must be in their original condition, unused, and in their original packaging.
- Return Procedure : Please contact our customer service via our "We're here to help" page for return instructions. Return fees may apply depending on the circumstances.
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