RMXa Series

The RMXa Series is an update on a proven line of amplifiers line of amplifiers combining legendary QSC reliability, audio performance and affordability. Entertainers and touring users can continue to rely on the RMXa as one of the leading amplifier series in the world. For mid-power applications, the 2RU models offer 4Ω power ratings from 300 to 800 watts per channel. For premium loudspeaker systems with extremely high power capacity the 3RU models (RMX 4050a and RMX 5050a) are unchallenged.

The RMXa Series amplifiers from QSC offer true professional-quality performance at an affordable price.

Select a model







Power per Channel, Stereo Mode (both channels driven)

8Ω, FCT 20 Hz-20 kHz, 0.1% tdD

185 W

260 W

450 W

800(650**) W

1050 W

8Ω, EIA 1 kHz, 0.1% tdD

200 W

300 W

500 W

850 W

1100 W

4Ω, FCT 20 Hz-20 kHz, 0.1% tdD

280 W

400 W

650 W

1300 W

1600 W

4Ω, EIA 1 kHz, 0.1% tdD

300 W

500 W (0.5% tdD)

800 W

1400 W

1800 W

2Ω, FCT 20 Hz-20 kHz, 0.1% tdD




1600 W

2000 W

2Ω, EIA 1 kHz, 0.1% tdD

430 W

700 W

1200 W

2000 W

2500 W

Details Details Details Details Details

All specifications are subject to change without notice.