The MTX Audio RFL4120 is the new reference for high-end sound quality and High power car audio systems!

This amp was designed from the ground up for the high-end audiophile, with its almost unlimited output power this amp is also a joy for the fanatic that wants it loud. The ultimate amp to generate the best sound stage and imaging in your car and the best companion for the RFL4001D to create the ultimate high-fidelity car audio system!


• Exceptional sound quality in class-AB.
• High quality components (Sanken hi-fi grade transistors).
• All aluminium construction with backlit window to admire the components.
• Modularity 4, 3 or 2 channels.
• Flexibility of the active filter capable of doing everything (high pass, low pass, variable band pass from 40 to 5000Hz).
• EBC control on channels 3 and 4.
• 2x50mm2 terminal block

 Specifications RFL4120

• Class AB 4 channel amplifier
• CEA2006 certified output power :
- 4 x 200 Watts RMS @ 2Ω THD+N ≤1%
- 4 x 120 Watts RMS @ 4Ω THD+N ≤1%
- 2 x 400 Watts RMS bridged @ 4Ω THD+N ≤1%
• Active crossover :
- High Pass (HPF) 12dB/oct variable from 40Hz to 5000Hz
- Low Pass (LPF) 24dB/oct variable from 40Hz to 5000Hz
- Band Pass (BPF) 12dB-24dB/oct variable from 40Hz to 5000Hz
• Signal/noise ratio (1 Watt) : > 98dB
• THD+Noise (Distortion) (1 Watt) : ≤ 0,05%
• Frequency response (±1dB) : 10Hz-90000Hz
• RCA input sensitivity : 200mV - 6V
• Dimensions : 525mm x 204mm x 59mm

Download product manual here