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JBL SRX728S

6400W Dual 18" High Power Vented Subwoofer with Large Vent Area for Reduced Distortion

We apologize

This item has been discontinued

JBL SRX728S High Power Subwoofer

The SRX728S is buyilt to deliver smooth, clean, accurate low-end. A pair of 18" Differential Drive® woofers provide extension down to 27 Hz while handling an amazing 1600 watts of continuous power. Large, open ducts minimize port turbulance and the heavily braced enclosure assures tight, solid bass. An external switch allows the SRX728S to be used with cabling systems designed to power subs from contacts ±1 or ±2.

Product Features
  • Dual 18" High Power Vented Subwoofer
  • Power Handling
    • Peak: 6400 watts
    • Program: 3200 watts
    • RMS: 1600 watts
  • Impedance per speaker: Single 8 ohm
  • Dual 18" Differential Drive low-frequency drivers for very high acoustic output
  • Large vent area for reduced distortion
  • Neodymium-Magnet and dual Voice-Coils
  • Top quality birch plywood enclosure
  • Coated in rugged DuraFlex finish
  • 16-Gauge perforated steel grille
  • 2 x Neutrik Speakon NL-4 input connectors
  • Frequency Range: 27-220 Hz
  • Frequency Response: 33-220 Hz
  • Max SPL: 136 dB
  • Sensitivity: 98 dB
  • Dimensions: 33"D x 42"W x 23-3/4"H
  • 1-year Manufacturer's warranty

Subwoofer Specifications

Power Configuration
PA Subwoofers can be active or passive. Active subwoofers have a built-in amplifier that is designed to power the subwoofer, Passive subwoofers require an external amplifier to power the subwoofer.
Passive
Number of Drivers
This is the total number of low-frequency drivers in the PA Subwoofer enclosure.
2
Driver Size
This is the size of the low-frequency driver(s) in the PA Subwoofer.
18"
Frequency Response
The range of frequencies the speaker will reproduce (lowest frequency to the highest). Bigger is better, meaning the wider the range, the better. The optimal range is 20 - 20,000 Hz (which is the range of human hearing).
33 - 220 Hz
Maximum SPL (Sound Pressure Level)
This is the maximum Sound Pressure Level (SPL) of the PA Subwoofer. The higher the SPL rating, the louder the subwoofers are able to go.
136 dB
Inputs
These are the types of input connections that the PA Subwoofer has.
SpeakOn

Passive Subwoofer Specifications

Peak Power Handling
This is the maximum amount of power that the subwoofer is capable of handling. It is measured in watts.
6400 watts
Program Power Handling
This is the amount of program power that the subwoofer is capable of handling. It is measured in watts.
3200 watts
Continuous Power Handling
This is the amount of continuous power that the subwoofer is capable of handling. It is measured in watts.
1600 watts
Impedance
This is the amount of resistance that the subwoofer presents to the amplifier. It is important to match the impedance of the subwoofer to the impedance of the power amplifier.
8 ohms

Case Specifications

Mounting Options
These are the different types of ways that the PA Subwoofer is able to be mounted. Most of these PA subwoofers are designed to be floor standing systems, however some of them can be mounted in other fashions.
Floor Standing
Convenience Features
These are some features of the PA Subwoofer that make moving it and using it easier.
Built-in Handles
Enclosure Material
This is the type of material that the PA Subwoofer is made out of.
Solid Plywood with Durable Finish
Grille
If the PA Subwoofer includes a grille, it will be indicated here.
Yes
Height
The height of the item, measured from top to bottom, in inches.
24"
Width
The width of the item from left to right (side-to-side) measured in inches.
42"
Depth
The front-to-rear depth of the item, in inches. If the item is angled or slanted, this value is the bottom measurement.
33"
Weight (Pounds)
This is the weight of the item in pounds (lbs).
166.5 lbs

Warranty and Return Policy

Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Summary of Customer Ratings & Reviews

Rating Distribution

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Product Summary

Manufacturer

Model Number

SRX728S

Weight

166.50lbs

Internal SKU

srx728s

Internal Product ID

32715

Sonic Electronix Wiring Guide

Wiring Diagram Legend

Warning: The image depicted shows the resistance change when wiring multiple subwoofer terminals. Please refer to your subwoofer's owner's manual for the proper wiring of its terminals. Sonic Electronix, Inc. is not responsible for damage caused to your audio system or vehicle due to improper installation. Please call tech support at 1-877-289-7664 if you require additional assistance.

Product Name: JBL SRX728S