RCF SUB 15-AX (Open Box B-stock 3-yr warranty)
RCF SUB 15-AX (Open Box B-stock 3-yr warranty)
RCF SUB 15-AX 15” Active Subwoofer
High-Power Portable Bass | DSP Control | Bluetooth® Remote
The RCF SUB 15-AX is a next-generation 15” active subwoofer designed for portable PA systems and small-to-mid-sized venues. Combining a powerful Class-D amplifier, advanced DSP processing, and intuitive control via a color touchscreen + Bluetooth® (LiveRemote App), this sub delivers tight, controlled low end with exceptional clarity and headroom.
✅ Condition & Warranty
Works Like New
Ships in Original Factory Box
3-Year RCF Factory Warranty Included
🔊 Key Features
2200W Class-D Amplifier
133 dB Max SPL
15” High-Performance Woofer (Bass Reflex Design)
Advanced DSP w/ Presets & Digital Crossover
8-Band EQ, Delay, Cardioid & Routing Control
Bluetooth® Control via RCF LiveRemote App
Full-Color Touchscreen Interface
Bass Motion Control (Excursion Management)
Dual XLR/TRS Combo Inputs + Link Outputs
Dual XLR Crossover Outputs
Powercon TRUE1 Top Sealed AC Connector
Rugged Polyurea-Coated Multi-Ply Wood Cabinet
⚙️ Smart System Control
The SUB 15-AX acts as the control hub of your PA system, allowing you to:
Manage crossover points for tops
Apply EQ and delay directly from the sub
Configure cardioid setups
Save and recall system presets
🎯 Ideal Applications
Mobile DJs & Event Production
Small to Mid-Sized Venues
Corporate AV & Live Sound
Portable PA Systems
Pairs perfectly with 10” or 12” top speakers, creating a balanced, powerful system with centralized processing.
💡 Why Choose the SUB 15-AX
This is more than just a subwoofer—it’s a complete system management solution with premium RCF sound quality. Designed for professionals who need power, control, and portability without compromise.