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High Level, Raw Power!
T400-4
The Power T400-4 is a full size chassis, 400-Watt 4-channel amplifier, built on Rockford Fosgate’s Class Class A/B technology platform. Known for the ability to produce raw power at high levels, the Power series amplifiers have been the class standard by which all others are measured.
Featuring superior heat dissipation capabilities, with our award winning Dynamic Thermal Management cooling design and our MEHSA3 heat management technology, resulting in 20% reduction in thermal impedance. Plus, it also features our Focused Mass technology design, keeping the amp cool and ensuring the amp continues to play even under high power and output demand.
Thanks to all the thermal management technologies, the T400-4 design insures it can be installed in any location, like under your front seat. And with the configuration flexibility, the T400-4 amp is perfect for a front/rear fading stereo systems or when dedicated amplification is required between front stage speakers and rear subwoofers.
Power 400-Watt 4-Channel Amplifier Rated Power: See Comparison Chart Below Cooling: Convection Power Wire Gauge: 8 AWG to 4 AWG – Speaker Wire Gauge: 8 AWG to 18 AWG Recommended Fuse (not included): 60 A Dimensions (H x W x D): 2.14″ x 8.14″ x 13.66″

Rear Channel Built-in Punch EQ
Our patented Punch EQ, delivers more bass where you want it most by allowing up to 18dB of boost adjustment at 45Hz and or up to 14dB at 12KHz.

RMS Power
60 Watts x 4 @ 4-Ohm OR
100 Watts x 4 @ 2-Ohm OR
200 Watts x 2 @ 4-Ohm Bridged OR
2-Ohm x 2 Bridged Stable
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Add to Cart
Add to Cart
Customer Reviews
4.4 out of 5 stars 41
4.6 out of 5 stars 65
4.4 out of 5 stars 67
Price
$1,099.99$1,099.99 $659.99$659.99 $439.99$439.99
Number of Channels
4 4 4
Total Power (RMS)
1000 Watts 600 Watts 400 Watts
Bridgeable
Yes Yes Yes
Rated Power
250 Watts x 4 @ 4-Ohm OR 250 Watts x 4 @ 2-Ohm 100 Watts x 4 @ 4-Ohm 60 Watts x 4 @ 4-Ohm
(or)
250 Watts x 4 @ 1-Ohm 150 Watts x 4 @ 2-Ohm 100 Watts x 4 @ 2-Ohm
(or)
500 Watts x 2 @ 4-Ohm Bridged OR 500 Watts x 2 @ 2-Ohm Bridged 300 Watts x 2 @ 4-Ohm Bridged OR 2-Ohm x 2 Bridged Stable 200 Watts x 2 @ 4-Ohm Bridged OR 2-Ohm x 2 Bridged Stable
Circuit Topology Class
Class AD Class A/B Class A/B
Recommended Fuse (not included)
150A 80 A 60 A
Dimensions (H x W x D)
2.14″ x 8.14″ x 14.91″ 2.14″ x 8.14″ x 14.91″ 2.14″ x 8.14″ x 13.66″
Shipping Weight
14.45 Lbs. 12.00 Lbs. 11.90 Lbs.
The Power T400-4 4-channel amplifier offers high fidelity in a full-range configuration with 400 Watts of POWER
Versatile design can be used in either 2 or 4 channel configurations (RMS Power Output: 60 Watts x 4 @ 4-Ohm or 100 Watts x 4 @ 2-Ohm or 200 Watts x 2 @ 4-Ohm Bridged or 2-Ohm x 2 Bridged Stable)
Our Class A/B amplifier offers the perfect balance of power output and compact design (2.14″ x 8.14″ x 13.66″) required for high performance audio systems
Featuring differential RCA inputs, variable Punch EQ with +18dB boost @ 45Hz and/or +14dB @ 12.5KHz and 24dB/octave Butterworth crossover make T400-4 an impressive POWER house
Famous Rockford Fosgate build quality ensures that the T400-4 will handle everything you throw at it! Full 2-year parts and labor warranty