The Topp Pro APX 18SA is the perfect complement to the APX 28HA line array, delivering exceptional low-end performance that seamlessly integrates with the high-quality sound of the APX 28HA. Featuring world-class Celestion drivers, the APX 18SA's 18-inch woofer driver and max 6000W Class-D amplifier provide deep, punchy bass and precise sound reproduction that perfectly complements the clarity and power of the APX 28HA.

Topp Pro APX 18SA features built-in DSP capability for fast and flexible setup. With its DSP presets, which can be recalled from the rear of the product, you can quickly and easily customize your sound to suit your specific needs. In addition to its convenient rear-panel DSP control, the APX 18SA can also be accessed via a computer over a network, giving you even more control over your sound. This makes it a highly networkable line array system that can be easily integrated into a range of different setups.

Whether you're a professional musician, DJ, or audio engineer, event management companies or venue owners, the Topp Pro APX 18SA is an outstanding choice for enhancing the low-end performance of Topp Pro APX sound system. Its built-in DSP capability and networkability make it an incredibly versatile and user-friendly solution for achieving world-class sound quality.

Tech Specs

• Type: Active Subwoofer System
• Frequency Response (-3dB): 30Hz - 120 Hz
• Maximum Calculated SPL/1M(Continuous/Peak): 136 dB
• LF Driver: 1 x 18", 4” voice coil Celestion Ferrite Woofer
• Speaker Power rating: 1200W RMS
• Coverage Angle(Symmetrical): Omnidirection
• DSP Processor: 32 bit, 24 bit/48 kHz audio AD/DA
• Amplifier Power: 1500W Continuous, 6000W Peak
• Protection: Thermal / Overload / Digital Limiter / Compressor
• Presets: 7 Preset EQ; Flat, Flat-Reverse, Deep, Deep-Reverse, Punch, Punch-Reverse, MUTE, USER via rear panel or via CL-4 Control Center
• Cooling System: Passive Cooling + Inside Fan
• Input Connectors: 1 x XLR Combo, 1 XLR Out, 2 x RJ45
• Power Connectors:  2 x PowerCON
• Working Voltage: Auto-Range 220V-240V 50Hz/60Hz
• Cabinet Material: 18 mm birch plywood
• Dimension(W×H×D): 750 x 812 x 778 mm
• Net Weight: 58.5kg