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Focal FPX 4.400 SQ Performance Four Channel Class AB Amplifier

by Focal
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Original price $750.00
Current price $599.99

Focal FPX 4.400 SQ Performance Four Channel Class AB Amplifier


The FPX 4.400 is a very compact 4-channel amplifier with a power of 4x70 Watts RMS at 4 Ohms. Offering a 4-/3-/2-channel mode, stable at 2 Ohms and equipped with an active crossover for each pair of channels, the FPX 4.400 is the most sound quality model in this range. Thanks to its very comfortable power, this is the ideal amplifier for powering front and rear speaker drivers, or for hi-fi installations with a 2-way kit in the front and a subwoofer. The 2-/4-channel input modes ensure compatibility with head units only equipped with a pair output lines. The power and musicality of this amplifier will ensure you get the best out of your high-end speaker drivers from our Performance line.

4-/3-/2-channel Class ABD amplifier

2-/4-channel input modes

Stable at 2 Ohms

Active crossover for each pair of channels

The FPX 4.400 measures 12 23/64 x 6 57/64 x 2 1/4 " (314x175x57mm)


CEA Power (4 Ohms) 4 70 Wrms
Maximum Power (2 Ohms) 4 100 Wrms
Maximum Power (Bridged 4 Ohms) 2 200 Wrms
Bandwidth 10Hz 22kHz
Total Harmonic Distortion 0.04%
SNR (1W/A) >77 dBA
Configurable filters High Pass / Low Pass 40Hz-5000Hz
Mirroring Mode (4CH/2CH)
Protections Short Circuit, low impedance, reversal of polarity, DC, power drop, heat protection
Weight 8.16lbs (3.7kg)
12-23/64 x 6-57/64 x 2-1/4 in (314 x 175 x 57mm)