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JBL SUB18 – 18-inch High-Output Studio Subwoofer
JBL SUB18 – 18-inch High-Output Studio Subwoofer is backordered and will ship as soon as it is back in stock.
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JBL SUB18 – 18-inch High-Output Studio Subwoofer
The JBL SUB18 is JBL's most powerful studio subwoofer, designed for applications demanding extremely high continuous output and deep, accurate low-frequency response. With in-room response extending below 18 Hz and peak output of 137 dB, the SUB18 provides unmatched performance for demanding studio, cinema post-production, and live dance music applications.
As a complement to JBL’s M2 Master Reference Monitor system, the SUB18 triples the output capability, delivering precise and deep sub-bass reproduction while maintaining the accuracy necessary for critical listening environments.
Compact and versatile, the SUB18 features an integrated Class D amplifier, ported design for maximum efficiency, and flexible rigging options for both ground-stacked and flown configurations.
Key Features
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18-inch LF Driver: 18" (457 mm) Differential Drive® driver with 4" dual voice coil, dual neodymium magnets, and Direct Cooled™ technology for high excursion and low distortion.
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High-Power Amplification: Integrated 2,000 W Class D power amplifier (1,000 W RMS) delivering maximum SPL of 135–137 dB.
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Extremely Low Frequency Response: In-room response below 18 Hz with a -10 dB frequency of 20.6 Hz.
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Ported Enclosure: Optimized ported design maximizes efficiency and delivers tight, articulate sub-bass.
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Flexible Mounting: Integrated M20 threaded pole mount for stacking with full-range loudspeakers and M10 fly points for suspension.
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User Controls: Menu system allows selection of sound-enhancing presets, variable low-pass filter, and performance monitoring via LED indicators.
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Durable Construction: Rugged 15 mm eucalyptus plywood enclosure with Chemline Polyurea finish and tour-grade steel grille.
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Connectivity: Balanced XLR input and direct output; locking powerCon AC connectors for secure operation.
Specifications
| Category | Details |
|---|---|
| Model | JBL SUB18 |
| Type | Studio subwoofer, active |
| LF Driver | 1 × 18" JBL 2269H Differential Drive®, dual 4" voice coil, dual neodymium magnets |
| Frequency Range (-10 dB) | 20.6 Hz |
| Frequency Response (-6 dB) | 23.1 Hz |
| Frequency Response (±3 dB) | 18 Hz @ 2π |
| Maximum Peak SPL | 137 dB |
| System Input Power Rating (AES) | 2,000 W continuous / 8,000 W peak |
| Amplifier Power Rating | 3,500–4,000 W into 8 Ω |
| Sensitivity | 92 dB @ 1 m, 2.83 V |
| Rated Impedance | 8 Ω |
| Low-Pass Filter | Variable, user-adjustable |
| Input/Output Connectors | Balanced XLR input and direct output |
| Enclosure Material | 15 mm eucalyptus plywood with Chemline Polyurea finish |
| Dimensions (H × W × D) | 685 × 762 × 620 mm (27 × 30 × 24 in) |
| Net Weight | 45 kg (100 lbs) |
Applications
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Professional studio and post-production monitoring
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High-output live sound reinforcement
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Dance music production requiring extreme low-frequency performance
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Integration with JBL M2 Master Reference Monitors or CDL-series loudspeakers
Highlights
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Integrated Class D amp with 1,000 W RMS output
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Ported design ensures tight, efficient low-end
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Flexible mounting for flown or stacked configurations
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Extremely low frequency extension for cinematic and electronic music production
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.
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