top of page


Active 18” bass reflex PA subwoofer
High-efficiency 800 watts RMS digital power stage and 135 dB max. SPL
18” custom design woofer for extended low end down to 35 Hz
DynX® DSP technology for distortion-free performance
80, 100 and 120 Hz low pass presets
Cardioid subwoofer array presets
Horizontal or vertical placement
18 mm birch ply cabinet with ultra rugged polyurea finish
Ergonomic handles and stacking recesses for easy transport and setup
Shock-resistant front grill provides maximum speaker protection
Insert for M20 threaded poles
Smart transport accessories

Engineered for rock-solid reliability day in, day out this active subwoofer is a truly professional performer. With built-in presets for quick system integration and a variety of cardioid array configurations it is completely user-friendly. The Stinger® SUB 18 A G3 is powered by high efficiency Class D amplification with a giant 800 watts RMS output. It drives a custom designed 18” woofer delivering a huge bottom end with terrific punch and excellent definition.

The Stinger® SUB 18 A G3 incorporates LD Systems’ proprietary DynX® DSP technology to ensure top-level performance and pristine, distortion-free bass reproduction at all times. Designed to be a real workhorse throughout, the well-braced bass reflex enclosure is constructed for horizontal and vertical orientation. It is made of rigid 18 mm birch ply and coated with ultra tough polyurea for extraordinary strength and durability. Sporting a steel front grille, M20 threaded pole insert, stacking recesses and ergonomic handles the Stinger® 18 A G3 is an attractively priced choice for truly professional sound reinforcement. A large selection of accessories facilitate live and installed applications.


Product type PA subwoofer
Type active
Low/mid driver dimensions 18 "
Woofer size 457.2 mm
Woofer magnet Ferrite
Woofer brand Custom-made
Woofer voice coil 4 "
Woofer voice coil (mm) 101.6 mm
Amplifier Class D
RMS 800 W
Peak power 1600 W
Frequency response 35 - Low-Pass Hz
Max. SPL (peak) 135 dB
Protection circuits DC , limiter , over voltage , short circuit
Input impedance 30000 Ohm(s)
Input sensitivity 0.3 V
Controls Main level , Mode
Indicators Limit , Mode , On , Protect (protection circuit engaged) , Signal
Line inputs 2
Line input connectors 6.3 mm jack , XLR
Line outputs 2
Line output connectors XLR
Operating voltage 100 - 120 V / 50 - 60 Hz or 200 - 240 V / 50 - 60 Hz (automatic switching) , SMPS
Power Consumption (max.) 600 W
Operating Temperature 0 - 40 °C
Relative Humidity < 80% (non-condensing)
Cabinet material 18 mm Plywood
Cabinet surface Polyurea
Cabinet construction vented
Width 677 mm
Height 547 mm
Depth 740 mm
Weight 42,6 kg

LD Systems Stinger SUB18A G3

    bottom of page