Audiocenter SA3118 | 18” Active DSP-Controlled Compact Subwoofer

Experience Exceptional Sound with the Audiocenter SA3118 Active Subwoofer

Audiocenter SA3118 | 18” Active DSP-Controlled Compact Subwoofer

The Audiocenter SA3118 is a compact, high-output active subwoofer designed to deliver deep, powerful bass reinforcement for professional sound systems. With 1000W RMS Class D amplification, advanced DSP processing, and an 18-inch low-frequency driver, the SA3118 provides clean, controlled low-end performance for live sound, installations, and portable PA setups.

Featuring three selectable low-pass filters (80Hz, 100Hz, 120Hz) and phase control, this subwoofer adapts perfectly to different venues and music styles — offering flexibility for DJs, musicians, and sound engineers alike.

 Precision DSP Control

The SA3118 incorporates a 48kHz digital signal processor with three crossover presets:

• 80Hz – For maximum sub extension and larger PA systems

• 100Hz – Balanced response for most live sound setups

• 120Hz – Tight and punchy low-end for smaller venues

A dedicated phase switch allows fine-tuning for alignment with full-range speakers, ensuring smooth and coherent system integration.

 Powerful Class D Amplification

Powered by a 1000W RMS / 2000W peak Class D amplifier, the SA3118 delivers up to 134dB SPL with minimal distortion.
Its custom 18-inch low-frequency driver with a 4-inch voice coil provides outstanding transient response, rich low-end extension, and impressive sound pressure — all within a compact, portable enclosure.

With total harmonic distortion (THD) below 0.05%, this subwoofer ensures clean and accurate bass reproduction, even at high volumes.

 Simple, Professional Connectivity

The rear panel of the SA3118 provides intuitive connectivity and control:

•  Female XLR input for balanced signal feed

•  Male XLR output for linking to other subwoofers or full-range speakers

•  Selectable crossover frequencies (80/100/120Hz)

•  Phase switch for proper signal alignment

All controls and connections are conveniently located on the rear panel for easy setup.

 Rugged, Road-Ready Construction

Built from CNC-machined plywood and finished with a durable black Polyurea coating, the SA3118 is designed for touring and installation reliability.
With dual side handles, an M20 pole mount, and a compact footprint, it’s easy to transport, stack, or integrate with tops like the Audiocenter SA312+ and SA315+.

Applications

•  Live concerts and stage reinforcement

•  DJ events and mobile sound systems

•  Auditoriums, clubs, and worship halls

•  Touring PA systems and rental setups

 Why Buy from Hymns Music Nepal

At Hymns Music Nepal, we provide authentic Audiocenter professional audio equipment with official warranty, expert setup assistance, and nationwide delivery.
Experience the deep, detailed, and reliable bass that powers the most demanding sound environments across Nepal.

 Key Features

•  18” active DSP-controlled compact subwoofer

•  1000W RMS / 2000W peak Class D amplifier

•  DSP with selectable crossover filters: 80Hz / 100Hz / 120Hz

•  Phase switch for signal alignment

•  XLR input and output for easy daisy-chaining

•  Max SPL: 128dB continuous / 134dB peak

•  CNC-machined plywood cabinet with iron grille

•  Dual handles and M20 pole mount socket

•  Universal power supply: 100–240V (50/60Hz)

•  Multi-level protection circuits for safe, stable operation

 Specifications

Unmatched Sound Quality

The Audiocenter SA3118 is an advanced active subwoofer designed to deliver unmatched sound quality. With its 18-inch driver and DSP (Digital Signal Processing) technology, it produces deep, rich bass that elevates any audio experience. This is especially important for live performances and events, where the clarity and depth of sound can make a significant difference. Additionally, its compact design allows for easy integration into various setups, making it ideal for both professional and casual users.

Efficient and User-Friendly

This active subwoofer is not just powerful; it is also incredibly efficient and user-friendly. The built-in DSP control allows users to customize EQ settings easily, ensuring optimal performance in different environments. However, setting it up is straightforward and doesn't require extensive technical knowledge. This means you can quickly achieve the best sound possible without getting bogged down by complicated settings.

Durability and Portability

When choosing audio equipment, durability is key, and the Audiocenter SA3118 excels in this area. Constructed with high-quality materials, it can withstand the rigors of both indoor and outdoor use. This makes it perfect for mobile DJs, sound engineers, or any professional needing dependable equipment. Furthermore, its lightweight design enhances portability, so you can easily transport it to events or from gig to gig without hassle.

Unmatched Bass Performance

The Audiocenter SA3118 is an active subwoofer designed to deliver remarkable bass performance. With its 18-inch driver, this subwoofer produces deep, resonating lows that enhance any audio experience. Musicians and sound engineers appreciate how this active subwoofer can fill a venue with vibrant sound, ensuring that each note is felt as well as heard. Because of its robust design, it’s perfect for both live performances and studio settings.

DSP Control for Tailored Sound

This active subwoofer features advanced Digital Signal Processing (DSP) technology, allowing users to customize their sound. You can adjust the EQ settings directly to match your audio needs, ensuring clarity and precision in every beat. DSP control means you can optimize the subwoofer's performance for different environments, whether it’s a small club or a large auditorium. This flexibility makes the SA3118 an essential tool for achieving professional-grade audio.

Compact Design without Compromising Power

The Audiocenter SA3118 combines powerful audio output with a compact form factor. Its size makes it easy to transport and set up, without taking up too much space. This is especially important for mobile DJs and touring musicians who need reliable sound equipment that won’t weigh them down. Additionally, the lightweight design does not sacrifice performance, ensuring that every show delivers exceptional sound quality. This means you can enjoy powerful bass in a portable package.

Inside Kathmandu Valley:

• Orders before 11 AM → Same-day delivery
• Orders after 11 AM → Next-day delivery

Outside Kathmandu Valley:

• Orders before 11 AM → Next-day delivery
• Orders after 11 AM → Delivered the day after tomorrow