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JBL SRX928S Dual 18" 2500W Powered Subwoofer

SKU: JBLP3243MX MFR: JBL-P3243MX
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Key Features

  • Experience powerful bass with the JBL SRX928S 2500W powered subwoofer.
  • Dual 18" drivers deliver deep, impactful sound for live PA systems.
  • Achieve peak output of 140 dB, perfect for large venues and outdoor events.
  • Class-D amplifier ensures efficient power, enhancing your audio performance.
  • Use Neutrik connectors for reliable, secure connectivity in any PA setup.
  • Durable plywood enclosure with DuraFlex finish for lasting sound reinforcement.
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JBL SRX928S Specifications

Acoustical

Acoustical

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  • Frequency Range

    (-10 dB): 31 Hz-100 Hz (Preset: 80 Hz)
    (-3 dB): 39 Hz-80 Hz (Preset: 80 Hz)

  • Coverage Pattern Options

    Omnidirectional or Cardioid

  • Maximum Peak Output

    140 dB (Preset: 80 Hz)

  • System Type

    Active Subwoofer

Transducers

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  • Low Frequency

    2x JBL 2279H-1, 18" diameter, 8 ohms, dual 3.0" diameter voice coil, ferrite Differential Drive

Audio Input

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  • Input Type

    Balanced line level

  • Connectors

    2x Neutrik XLR (In/Out)

  • Nominal Input Sensitivity

    +6 dBu (system starts limiting with broadband noise and music)

  • Maximum Input Level

    21 dBu

  • Input Impedance

    100 k Ohm

Amplifier

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  • Type

    Class-D

  • Number of Channels

    1x

  • Continuous Power

    1100 Watts

  • Peak Power

    2500 Watts

  • Cooling Type

    Convection, external aluminum heat sink, internal on-demand fan

  • Sample Rate

    48 kHz

  • Bit Depth

    24 bit

User Interface

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  • Type

    LCD screen, encoder, Back button, (4) LED Indicators (3 single, 1 bi-color)

Networking

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  • Type

    TCP/IP

  • Protocol

    Harman HControl

  • Speed

    Dual 100 Mbps ports

  • Connectors

    2x Neutrik etherCON

AC Power

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  • Voltage Range

    Nominal: 100-240 VAC, 50/60 Hz
    Limits: 80-260 VAC, 50/60 Hz

  • Connectors

    Dual (In/Out) Neutrik powerCON TRUE1 TOP

Current Draw

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  • Standby

    120 V: 0.2 A
    208 V: 0.2 A
    240 V: 0.2 A

  • Idle

    120 V: 0.3 A
    208 V: 0.2 A
    240 V: 0.2 A

  • Continuous

    120 V: 4.8 A
    208 V: 2.4 A
    240 V: 2.1 A

  • Maximum Instantaneous Peak

    120 V: 18.2 A
    208 V: 8.6 A
    240 V: 7.3 A

  • Peak Inrush

    120 V: 2.9 A
    208 V: 5.1 A
    240 V: 5.9 A

Physical

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  • Enclosure

    18mm plywood, Black DuraFlex finish, two integral recessed handles

  • IP Rating

    IP54

  • Grille

    Powder coated 1.8mm (14-gauge) hex perforated steel with acoustically transparent black cloth backing

  • Dimensions (H x W x D)

    22.2 x 47.4 x 26.8" (565 x 1205 x 681mm)

  • Weight

    155 lbs (70.3kg)

  • UPC Code

    691991035586

About JBL SRX928S

How do you elevate the auditory experience for live performances, events, and professional installations The SRX928S Dual 18" 2500W Powered Subwoofer by JBL is the answer for those seeking powerful, high-quality, and reliable low-frequency sound reinforcement. This advanced subwoofer is engineered to seamlessly integrate with SRX900 full-range sound systems, delivering a robust bass foundation that is both transparent and linear down to 31 Hz.

The heart of the SRX928S lies in its dual JBL 2279-1 18-inch woofers, which utilize JBL's patented Differential Drive technology. This innovative design features dual voice coils and dual gap technology, ensuring superior heat dissipation, reduced power compression, and an expansive dynamic range, outperforming conventional single-coil subwoofer designs.

Equipped with built-in DSP and amplification, the SRX928S offers a plug-and-play experience that ensures consistency and optimal performance globally. The integrated large central low-frequency port design enhances airflow and minimizes audible turbulence, even at the highest output levels, for clear and undistorted bass.

The SRX928S is not only powerful but also versatile. It supports both 60 Hz and 80 Hz operating modes and is acoustically compatible with all SRX900 full-range speakers. For those seeking directional bass, the subwoofer can be configured in omnidirectional or cardioid setups by simply selecting the appropriate preset and cabinet orientation, which can be accessed via the rear panel LCD or through the comprehensive software package available for Windows, macOS, and iPad OS.

The onboard Class-D amplification and DSP are based on JBL's proven technologies and are meticulously tailored to meet the SRX900 Series' requirements. The DSP boasts 24 user-adjustable filters, 2,000 ms of delay, and advanced features like Array Size Compensation and FIR-based Throw Distance Correction filters, enabling precise system optimization.

For scalability and versatility, the SRX900 Series provides a complete system solution that includes speakers, subwoofers, accessories, and software. These components support various configurations and simplify storage, transport, and rigging. The SRX900 products are designed to work in unison with other JBL tour sound products, ensuring coherent system integration with common voicing targets and phase characteristics.

In summary, the SRX928S Dual 18" 2500W Powered Subwoofer stands as a best-in-class performance powerhouse, offering configurable setups, a fully integrated powered solution, and a complete system that meets the rigorous demands of audio professionals worldwide. Whether ground stacked with SRX900 line arrays using optional base plate accessories or used independently, this subwoofer is built to deliver unparalleled, durable, and advanced bass performance for any sound reinforcement challenge.

JBL SRX928S Features

  • The SRX900 Series is a complete solution featuring full-range products, subwoofers, accessories, and software
  • Versatile Rigging System: Provides flexibility to pole mount, ground stack, or fly the SRX900 series
  • Built-in DSP: Includes 24 user-adjustable filters, 2,000 ms of delay, and advanced features like Array Size Compensation and FIR-based Throw Distance Correction filters
  • Large Low Frequency Port Design: Improves airflow and reduces audible turbulence, even at high output levels
  • New, Full-featured Software Package: Gives users control of the system on various platforms, including Windows, macOS, and iPad OS
  • Dual Ethernet Ports: With Neutrik etherCON connectors supports HARMAN HControl Ethernet
  • LevelMax Limiting: Uses sophisticated excursion-control algorithms to protect transducers
  • Rear-panel LCD: Provides complete access to control features

Warranty Information

This product has a limited warranty of 60 months.

Key Features

  • Experience powerful bass with the JBL SRX928S 2500W powered subwoofer.
  • Dual 18" drivers deliver deep, impactful sound for live PA systems.
  • Achieve peak output of 140 dB, perfect for large venues and outdoor events.
  • Class-D amplifier ensures efficient power, enhancing your audio performance.
  • Use Neutrik connectors for reliable, secure connectivity in any PA setup.
  • Durable plywood enclosure with DuraFlex finish for lasting sound reinforcement.

What's in the box:

  • JBL SRX928S Dual 18" 2500W Powered Subwoofer
  • Neutrik Locking Female Cable Connector (NAC3FX-W-TOP)
  • Neutrik Locking Male Cable Connector (NAC3MX-W-TOP)
  • JBL 5 Year Limited Warranty