Air XD Sub 18 1 x 18" Active Extended Definition Subwoofer
Air XD Sub 18 1 x 18" Active Extended Definition Subwoofer
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Overview
Powered by 2,000W of efficient Class D amplification, the Air XD Sub 18 delivers clean, consistent output with exceptional headroom for demanding live sound applications. A full-color 2.6” LCD provides intuitive metering, system control, and fast access to DSP presets, EQ, and tuning modes.
Built-in Bluetooth with TWS Bridge Mode enables wireless stereo pairing with Air XD full-range speakers, while flexible routing and direct outputs allow seamless integration into FOH or monitoring setups. Rugged wood enclosures with ergonomic handles, ground-stacking provisions, and built-in caster mounting make the Air XD Sub 18 as portable as it is powerful, whether stacked, flown, or installed permanently.
Overview
Features
- Custom 18-inch low-frequency driver with enlarged voice coil for extended low-end depth and maximum impact
- 2,000W Class D amplifier delivers clean, powerful bass for demanding applications
- Frequency Response: 47 Hz to 103 Hz (-3 dB), 33 Hz to 131 Hz (-10 dB)
- 130 dB SPL (max)
- Advanced DSP with variable lowpass filter, alignment delay, and cardioid/end-fire array presets
- Integrated “Mo’ Bass” enhancement for added low-frequency punch
- Full-color 2.6” LCD for metering, DSP control, and tuning options
- Built-in Bluetooth with TWS Bridge Mode for wireless stereo pairing with Air XD full-range models
- Dual combo inputs with direct outputs for flexible routing and system integration
- Rugged wood enclosure with ergonomic handles, ground-stacking provisions, and built-in caster mounting for portability
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Highlights
Scalable Performance for Any Setup
With 10-, 12-, and 15-inch full-range models and 15- or 18-inch subs, AIR XD speakers deliver massive output and precise, detailed sound across the full frequency spectrum. Class D amplification provides high efficiency, maximum headroom, and clean power handling, making them perfect for everything from intimate gigs to large-scale events.
Precision DSP for Perfect Sound
Shape your system with intuitive DSP presets for FOH, monitoring, speech, music, or enhanced warmth. Subwoofer tuning includes crossover control, array presets, alignment delay, and more.
Flexible Connectivity Built In
Each speaker includes an onboard mixer with combo mic/line inputs, aux support, and built-in Bluetooth with TWS Bridge Mode for true wireless stereo pairing—no extra gear or cables required.
PreSonus® Six-Year Warranty
When you choose AIR XD-series loudspeakers and subwoofers, you choose confidence. Rest assured that your PreSonus® speakers are in it for the long haul. We take our build quality seriously, and if anything goes wrong with them in your first six years of ownership (assuming you don’t abuse them), the repair or replacement is on us.
Specs
Accessories
Included Accessories
Casters
Electronics
Bluetooth
Bluetooth® V5.0
Channels
Two
Connectivity
Bluetooth
Inputs
Three - 2 x XLR/TRS Line Combo, Bluetooth
Line Out
Two - 2 x XLR Link Out
Power Consumption
5.6A (230V-50 Hz), 11.1A (120V)
VoltageRequirements
100-240 VAC, 50-60 Hz
General
Amplifier Type
Class-D
Color
Black
Product Name
AIR XD 18S Active Sound-Reinforcement Subwoofer, UK
Series
PreSonus® Covers
Hardware
Audio Controls
Gain, Volume, Hi/Lo EQ, X-over
Cabinet Material
15mm Plywood
Cooling
Passive radiator
Grille Material
1.5 mm Steel
Handle
2 Side
LF Transducers
18” (3” Voice Coil)
Pole Socket
Ground-Stack Provisions
Inputs
Line Input Connection Type
XLR/TRS Mic/Line Combo
Line Inputs Impedance
14K ohm
Line Inputs Maximum Level
+25dBu
Measurements
Product Depth
25.8" (65.6 cm)
Product Height
26" (66.0 cm)
Product Height/Length
26" (66.0 cm)
Product Weight
88.4 lbs. (39.8 kg)
Product Width
19.3" (49.0 cm)
Miscellaneous
DSP Features
Low-pass EQ, crossover, delay, polarity and “Mo’Bass” mode
Power Cable
IEC
Protections
Output limiter
Output
Line Outputs Connection Type
XLR Male, Balanced
Performance
Peak SPL
130 dB
Total Power Output
2000 Watts
Speakers
Crossover Frequency
60 Hz - 150 Hz
Speaker Type
Active Vented Design
Total Impedance
NA
Specs
Accessories
Included Accessories
Casters
Electronics
Bluetooth
Bluetooth® V5.0
Channels
Two
Connectivity
Bluetooth
Inputs
Three - 2 x XLR/TRS Line Combo, Bluetooth
Line Out
Two - 2 x XLR Link Out
Power Consumption
5.6A (230V-50 Hz), 11.1A (120V)
VoltageRequirements
100-240 VAC, 50-60 Hz
General
Amplifier Type
Class-D
Color
Black
Product Name
AIR XD 18S Active Sound-Reinforcement Subwoofer, EU
Series
PreSonus® Covers
Hardware
Audio Controls
Gain, Volume, Hi/Lo EQ, X-over
Cabinet Material
15mm Plywood
Cooling
Passive radiator
Grille Material
1.5 mm Steel
Handle
2 Side
LF Transducers
18” (3” Voice Coil)
Pole Socket
Ground-Stack Provisions
Inputs
Line Input Connection Type
XLR/TRS Mic/Line Combo
Line Inputs Impedance
14K ohm
Line Inputs Maximum Level
+25dBu
Measurements
Product Depth
25.8" (65.6 cm)
Product Height
26" (66.0 cm)
Product Height/Length
26" (66.0 cm)
Product Weight
88.4 lbs. (39.8 kg)
Product Width
19.3" (49.0 cm)
Miscellaneous
DSP Features
Low-pass EQ, crossover, delay, polarity and “Mo’Bass” mode
Power Cable
IEC
Protections
Output limiter
Output
Line Outputs Connection Type
XLR Male, Balanced
Performance
Peak SPL
130 dB
Total Power Output
2000 Watts
Speakers
Crossover Frequency
60 Hz - 150 Hz
Speaker Type
Active Vented Design
Total Impedance
NA