Perfect for DJs, Bands, and Satellite Systems
The RCF SUB-905 AS II 15-inch Powered Subwoofer will maximize the low-end potential of your satellite sound system setup. RCF’s world-class 15-inch woofer combines with a robust 2,200-watt digital amplifier to deliver a massive, ground-shaking low-end response in a compact package. Moreover, the SUB-905 AS II comes equipped with a wide variety of quality-of-life features, including delay, selectable gain, crossover, phase, gain EQ, and cardioid to adjust your sound to your personalized needs. Lastly, this sub boasts a Baltic birch plywood cabinet construction with a highly scratch-resistant textured black finish, supplying you with top-level. From satellite systems to bands to DJs, the RCF SUB-905 delivers stunning bass, exceptional reliability, and a powerful sound to excel in any situation.
Top-shelf Class D amplifiers
RCF’s Class D power amplifiers represent a cutting-edge design that offers the utmost efficiency and power while retaining a tour-friendly lightweight design. Here at Sweetwater, we are highly impressed by their crisp, fast attack and superior transient response — it’s a design that maximizes your RCF speakers’ sonic potential. Moreover, a heavy-duty solid mechanical aluminum structure keeps the amplifier stable during transportation while also enhancing heat dissipation during heavy use.


Tour-grade cabinet construction
RCF has outfitted the SUB-905 AS II with a top-of-the-line cabinet construction to match its top-tier sound. The cabinet is designed with high-quality Baltic birch plywood, then covered with a textured black finish that’s highly resistant to weathering, scratches, and the typical wear commonly encountered in live sound situations. Moreover, while RCF subwoofers are crafted for maximum SPL and low-end rumble, they’re also fine-tuned to remain extraordinarily portable and lightweight.
RCF SUB 905-AS II 15-inch Powered Subwoofer Features:
- Top-level subwoofer designed for satellite speaker systems, bands, DJs, and more
- 15-inch woofer offers a full-range bass response that will fill out any sound system
- 2,200W digital amplifier delivers 133dB max SPL
- Selectable gain, crossover, delay, cardioid, phase, and gain EQ to adjust your sound to taste
- Lightweight Baltic birch cabinet in an easily portable form factor
- Textured black exterior finish is highly resistant to scratches and wear
- Ergonomic handles make it easy to pack up and tear down after a gig
- Powder coated front grille with special transparent-to-sound backing keeps your speaker’s cone free from dust and debris
