JBL P3243MX Dual 18IN Powered Subwoofer
JBL P3243MX Dual 18IN Powered Subwoofer is backordered and will ship as soon as it is back in stock.
Shipping Availability*
Shipping Availability*
Free Ground Shipping on Most Orders Over $250.00
Looking for the best price or expert advice? Give us a call at 1-888-230-3661 or use the Live Chat below. Buying 1 or 100, you may qualify for greater savings beyond the advertised price.
JBL P3243MX Dual 18IN Powered Subwoofer
Product Overview
The JBL P3243MX (SRX928S) is a dual 18-inch powered subwoofer built to deliver maximum low-frequency output beneath SRX900 line arrays for touring and large-venue commercial AV. It combines two 18-inch drivers with onboard amplification and DSP for deep, high-output sub-bass in auditoriums, multi-purpose rooms, and large-scale events.
Product Description
The P3243MX integrates amplification, DSP, and protection in a dual-18 powered subwoofer enclosure, providing the highest sub-bass output in the SRX900 powered-sub range. Onboard DSP provides crossover, EQ, and system presets to align the subwoofer with tops and arrays, and integrated hardware supports ground-stacking or transport with SRX900 accessories. For more options, browse the JBL Professional Powered PA Speakers collection.
Key Features
- Dual 18" Powered Subwoofer — Two 18-inch drivers with built-in amplification deliver maximum sub-bass output.
- Onboard DSP — Crossover, EQ, and presets align the subwoofer with SRX900 tops and arrays.
- System Integration — Anchors large SRX900 line array and full-range systems.
- Accessory Support — Compatible with SRX900 transport, cover, and pole accessories.
- Self-Powered — No external amplifier or processor required.
Typical Applications
- Auditorium
- Multi-purpose room
- All-hands room
Technical Specifications
| System Type | Powered subwoofer (dual 18 in) |
| Low-Frequency Drivers | 2 x 18 in |
| Amplification | Built-in |
| Processing | Onboard DSP (crossover, EQ, presets) |
| Series | JBL SRX900 Series |
Full electrical specifications (amplifier power, maximum SPL, frequency response) should be confirmed against the JBL SRX928S specification sheet.
Frequently Asked Questions
Is the P3243MX powered?
Yes. It is a powered dual-18 subwoofer with built-in amplification and DSP.
How does it compare to the single-18 SRX918S?
The dual-18 format delivers higher output and headroom, suiting larger arrays and bass-heavy events.
What warranty and support apply?
Covered under JBL Professional's warranty. Contact Creation Networks at sales@creationnetworks.net for system design support.
At Creartion Networks, we do everything we can to create an excellent customer experience. This includes fast shipping and easy returns.
- Most in-stock orders placed Monday-Friday ship within 24-48 hours. General restrictions apply; please see our full shipping policy here.
- We offer a 30-day return policy from the delivery date on many products. Product restrictions apply. Restocking fees for the return of open-box items. Please see our full return policy here for more information.
Nationwide Audiovisual Services, Design, Installation & Support
Creation Networks is a trusted nationwide partner for complete audiovisual solutions — delivering expert AV system sales, professional design, programming, installation, and ongoing support to organizations across the United States.
From Microsoft Teams Rooms and enterprise video conferencing to LED video walls, live streaming production, and hybrid collaboration systems, we provide end-to-end AV integration using premium, certified technology from industry leaders including Crestron, Q-SYS, Shure, Extron, and Absen.
Whether you operate a single location or manage facilities nationwide, Creation Networks ensures your AV systems are designed for reliability, scalability, security, and long-term performance — helping your organization communicate more effectively and operate at peak efficiency.
CREATION NETWORKS — A PARTNER YOU CAN TRUST SINCE 2006
