JBL SRX918S 18" Powered Subwoofer

When you need deep, powerful bass that hits hard and stays clear, the JBL SRX918S gets the job done. This 18-inch powered subwoofer is built for serious sound reinforcement, whether you're a touring musician, DJ, or setting up a permanent install. With 1,100 watts of continuous power and a peak output of 2,500 watts, it delivers a thunderous low-end response down to 35 Hz. The built-in Class-D amplifier keeps things efficient, while JBL’s Differential Drive technology ensures tight, distortion-free bass at high volumes. Designed for flexibility, it works seamlessly with SRX900-series speakers and can be used in omnidirectional or cardioid configurations. The integrated DSP lets you fine-tune your sound, offering adjustable EQ, delay, and filtering. A rugged 18mm plywood enclosure and rear-panel LCD for easy control make it a solid choice for professionals who need reliability without the hassle. Whether you're stacking it for a tour or setting it up in a venue, this subwoofer is built to perform.

Highlights

• 18-inch woofer with JBL Differential Drive technology
• 1,100W continuous, 2,500W peak power output
• Frequency response down to 35 Hz for deep bass
• Built-in Class-D amplifier for efficient performance
• User-controllable DSP with EQ, delay, and filtering
• Rear-panel LCD for quick settings adjustments
• Omnidirectional and cardioid mode options
• Dual Ethernet ports with Neutrik etherCON connectors
• Reinforced 18mm plywood enclosure for durability
• Compatible with SRX900-series full-range speakers