FBT SUBLine 115SA - 1400W 15-inch Powered Bass Reflex Subwoofer with 3-inch Voice Coil in Black Finish

The FBT SUBLine 115SA is a compact yet powerful bass-reflex design subwoofer that delivers high SPL and punch, making it an ideal choice for sound reinforcement in various professional applications. With a 15-inch high excursion magnet woofer and a 3-inch voice coil, this subwoofer offers deep, impactful bass that extends from 38Hz to 140Hz. Whether used for live performances, installations, or as part of a larger sound system, the SUBLine 115SA provides robust, low-frequency extension that enhances the overall sound experience.

The subwoofer is powered by a 700W RMS Class D amplifier with a peak output of 1400W, ensuring high output with minimal distortion and excellent power efficiency. The FBT SUBLine 115SA also features FBT's new Digital Signal Processor (DSP), which offers 8 presets, 2 equalization options, and 2 LPF crossover settings, as well as a cardioid configuration for optimized sound control. This subwoofer can achieve a maximum SPL of 135dB peak, providing the headroom needed for demanding audio environments.

Constructed with 0.59-inch birch plywood, the subwoofer is covered in a scratch-resistant black finish for durability, while its ergonomic aluminum handles make it easy to transport and handle. Additionally, the FBT SUBLine 115SA features an M20 top-mounted stand adapter, allowing satellite speakers to be placed above the subwoofer, ideal for creating stacked systems or installations. The control panel includes stereo XLR in/out connectors, level controls, EQ presets, a phase reversal switch, and an 8-step delay adjustment, making it versatile for various sound applications. With three status LED indicators, users can easily monitor the system's performance at a glance.

Designed for versatility and high performance, the FBT SUBLine 115SA is ideal for fixed installations, mobile setups, and event spaces that require powerful, punchy bass without compromising on sound quality or portability. This subwoofer is perfect for pairing with FBT speaker series and other compatible systems to create a cohesive and dynamic sound solution.

Features

• Compact bass-reflex design with high SPL and punch for impactful bass performance
• 15-inch high excursion magnet woofer with a 3-inch voice coil for deep, accurate low-frequency reproduction
• 700W RMS Class D amplifier with a peak output of 1400W for minimal distortion and high power efficiency
• Frequency response of 38Hz to 140Hz with a maximum SPL of 135dB peak for excellent sound coverage
• Digital Signal Processor with 8 presets, 2 EQ settings, and 2 LPF crossover options, plus cardioid configuration
• 0.59-inch birch plywood construction with a scratch-resistant black finish for durability
• M20 top-mounted speaker stand socket for easy integration with satellite speakers
• Two aluminum ergonomic handles for easy handling and transportation
• Control panel with stereo XLR in/out connectors, level control, EQ presets, phase reversal switch, and delay adjustment
• Completely manufactured in Italy, designed for professional use with high-quality performance

Specifications

General

• Configuration: 1 way
• Built-in Amplifier LF/HF: 700 W RMS
• Built-in Amplifier Peak LF/HF: 1400 W
• Frequency Response: 38Hz - 140Hz (-6dB)
• Low Frequency Woofer: 15 inch
• Maximum SPL cont/peak: 132/135 dB
• Dispersion: Omnidirectional HxV
• Input Impedance: 22 kOhm

Inputs/Outputs

• Input Connector: Stereo XLR with loop, HP out
• Power Cord: 6/19.7 m/ft

Mechanical

• Net Dimension (WHD): 19.7 x 20.3 x 22.4 inches
• Net Weight: 61.7 lbs
• Transport Dimension (WHD): 23.6 x 24.3 x 26.4 inches
• Transport Weight: 70.5 lbs