RCF SUB 18-AX Active 18" Subwoofer w/ Remote Control via Bluetooth

The SUB 18-AX brings professional-grade low-end power to portable sound reinforcement with its 18" high-performance active subwoofer design. Built for live sound applications, this compact powerhouse combines a modern transducer with a robust Class-D amplifier to produce up to 135 dB SPL while maintaining excellent clarity and headroom. The road-ready format makes it perfect for small to mid-sized venues where punchy bass response is essential.

Engineered specifically to complement 10", 12" or 15" top boxes, the SUB 18-AX features comprehensive DSP capabilities including built-in dual crossovers, 8-band EQ, flexible routing options, and cardioid presets. Additional professional features include delay alignment and recallable crossover configurations, all accessible through an intuitive colour touch panel and remote Bluetooth® connectivity.

The rugged construction centres on a multi-ply hardwood enclosure finished with durable polyurea coating, while a sealed Powercon True1 Top connector ensures reliable AC power input. The included LiveRemote App provides wireless control over all parameters, allowing sound engineers to fine-tune their setup remotely from anywhere in the room for optimal performance.