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The Rockford Fosgate R400 4D is a quality made 4 channel car amplifier that is rated at 200 Watts x 2 @ 4 Ohm Bridged RMS. The amplifier features a MOSFET power supply,cast aluminum heatsink, top mounted controls, RCA pass thru outputs, tri stage protection covers thermal, over current and short circuits, on board punch EQ, 2/4 channel switch, tone controls, 12dB/octave Butterworth crossover, the amplifier is CEA 2006 compliant. The dimensions are 1.97" H x 6.77" W x 9.10" L.**We are an authorized Rockford Fosgate dealer**
New Rockford Fosgate R
RMS Power Rating:
75 Watts x 4 @ 4 Ohm
100 Watts x 4 @ 2 Ohm
200 Watts x 2 @ 4 Ohm Bridged
80 Watts x 4 @ 4 Ohms 0° Res
145 Watts x 4 @ 2 Ohms 0° Res
Circuit Topology Class: D
Cast aluminum heatsink
Top mounted controls
12dB/octave Butterworth crossover
RCA pass thru outputs
Tri stage protection covers thermal, over current and short circuits.
On board Punch EQ with +18dB boost @ 45Hz.
2/4 channel switch
Front: Variable 50Hz 500Hz @ 12dB/Octave
Rear: Variable 50Hz 500Hz @ 12dB/Octave
Tone Controls: 0dB to +18dB @ 45Hz
Frequency Response: 20Hz to 20kHz +/ 1dB
4 Gauge power/ground connectors
2006 CEA Compliant!
Dimensions (HxWxL): 1.97" x 6.77" x 9.10"
Product Condition: Brand New
Part Number: R400 4D
1 Year Manufacturer Warranty
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Manufacturer Part Number
Assembled Product Weight
Assembled Product Dimensions (L x W x H)
1.96 x 6.77 x 9.10 Inches
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