What makes the SRX915SF different from a standard studio subwoofer?

The SRX915SF is optimized for live and installed sound with a 43–80 Hz operating range, 2,500-watt amp, and 130dB SPL capability—far higher output and tour-focused design than typical studio subs. Its extensive DSP toolkit (24 filters, Array Size Compensation, FIR Throw Distance Correction) is built for real-time venue adaptation rather than home studio use.

Can I control and adjust the sub remotely or over a network?

Yes. The SRX915SF includes dual Neutrik etherCON Ethernet ports for networked DSP control via HControl protocol and JBL Performance software, plus a rear-panel LCD for direct adjustment. This makes it ideal for touring and multi-subwoofer arrays where remote tuning saves time on site.

What's the frequency response, and will it work with full-range speakers?

The SRX915SF operates 43–80 Hz with linear extension to 36Hz, making it a pure subwoofer designed to blend seamlessly under full-range PA and monitor systems. It's not intended as a standalone bass unit; pair it with main speakers to cover the midrange and treble.

Is it suitable for permanent installation or touring?

Both. The sub features reinforced 18mm birch plywood construction, integrated 3-point flying mount hardware, and universal power supply, so it's equally at home in a touring rig or a permanent venue install.

What's included, and do I need external processing?

The SRX915SF includes the sub, Class D amp, built-in DSP, XLR input, and Ethernet ports for control. No external processor is required; all filtering, limiting, and delay functions are onboard.

Do I pay sales tax on this order?

We collect sales tax only on orders shipped to California. Orders shipped to any other US state are charged $0 sales tax at checkout when you buy direct from our website. On this item that is roughly $224 less out the door than the same listed price at a national retailer or on a marketplace. Marketplaces such as eBay, Reverb and Amazon collect sales tax in nearly every state as marketplace facilitators no matter who the seller is, so the same item at the same price costs less bought direct. Free US shipping and 30-day returns are included. Some states ask buyers to self-report use tax on out-of-state purchases.

JBL SRX915SF 15-inch Subwoofer

The SRX915SF is a powered subwoofer engineered for serious live sound and installed applications where low-end authority and precision control are non-negotiable. Its compact footprint and flying-ready design make it manageable on site while delivering the punch and articulation expected from JBL's touring-grade lineup. The integrated Class D amplifier and extensive DSP toolset allow real-time optimization across different venues and configurations.

Amplification & Power Handling

A built-in 2,500-watt Class D amplifier with 1100 watts continuous power rating drives the JBL 2276H 15-inch woofer with precision and efficiency. The dual 3-inch voice coil design and Differential Drive technology ensure tight, controlled response across demanding applications without thermal stress.

Frequency Response & Audio Performance

The SRX915SF delivers a linear low end down to 36Hz with 130dB maximum SPL, operating across a 43–80 Hz frequency response optimized for subwoofer duty in full-range systems. Advanced DSP features—including LevelMax limiting, 24 user-adjustable filters, 2,000ms delay, Array Size Compensation, and FIR-based Throw Distance Correction—enable precise tuning to room acoustics and system topology.

Key Features

JBL 2276H 15-inch woofer with Differential Drive dual voice coil and dual gap technology
2,500-watt Class D amplifier with 1100-watt continuous power rating
Frequency response 43–80 Hz with linear extension to 36Hz
130dB maximum SPL output capability
8 ohms impedance with ferrite magnet construction
Single XLR input with dual Neutrik etherCON Ethernet ports for networked DSP control
User-controllable DSP via rear-panel LCD and JBL Performance software over HControl protocol
24 user-adjustable filters, LevelMax limiting, delay (up to 2,000ms), Array Size Compensation, and FIR Throw Distance Correction
Reinforced 18mm birch plywood construction with black DuraFlex finish
Large low-frequency port design to minimize audible turbulence
Integrated 3-point flying mount for suspended installations
Passively cooled with universal power supply

Road-tested reliability and networked control make this sub ideal for touring rigs and permanent installations where dependable low-end reproduction and remote DSP management matter most.

Condition	New
Country of Manufacture	Mexico