Used QSC RMX1450 Power Amplifier

The QSC RMX1450 is a professional power amplifier built to deliver clean, reliable power for live sound and installed systems. With 280 watts per channel at 8 ohms (stereo) and plenty of headroom when bridged, it’s versatile enough to drive mains, monitors, or subs with clarity and authority. Its rugged build and straightforward controls make it a favorite among working musicians and sound engineers.

This amp is designed for serious performance and long-term reliability, featuring independent gain controls, clip limiters, and protection circuitry to keep your system safe. Whether you’re outfitting a venue, building a rehearsal PA, or expanding your live rig, the RMX1450 is a trusted workhorse that won’t let you down.

All of our used amps are tested thoroughly in-store so you can count on dependable performance right out of the box, and we’re always buying, selling, and trading to keep new gear coming in. Be sure to check all the photos for a detailed look at the item's condition, since imperfections may not be listed in the description.