High output, passive, omni-directional subwoofer cabinet. 18” (4” ventilated voice coil) neodymium transducer. 132dB SPL (2400W Program).
The CXA-18SP is a dedicated, high-output passive subwoofer cabinet, delivering an impressive and reliable omni-directional sub-bass performance.
This unit is specifically engineered to function as the ideal low-frequency reinforcement enclosure for the CXA-12P line array elements, guaranteeing meticulous system coherence.
The engine of the CXA-18SP is a powerful 18-inch (18”) neodymium transducer which boasts a robust 4-inch (4”) ventilated voice coil for superior heat dissipation and maximum power handling. This ensures the system maintains its integrity whilst achieving a formidable maximum output of 132 dB SPL, backed by a substantial 2400W Program rating, making it perfectly suited for the most rigorous professional audio demands.
Perfectly suited for:
LF: 18″, 4″ voice coil, Neodymiun magnet assembly
30 Hz – 140 Hz (-10dB)
35 Hz – 125 Hz (± 3dB)
132 dB
Omnidirectional
1200 W
2400 W
4800 W
8 Ω
98 dB
2x Neutrik NL4-MP
Built-in flying points
Polyurea coating, high grade resistant paint
15 mm premium birch plywood
556 x 632 x 696 mm (H x W x D)
44 Kg (97 lbs)

The CXA-18SP cabinet is constructed from 15-ply premium birch plywood and finished with polyurea coating.
The internal structure of the CXA-18SP is heavily braced for greater longevity and all parts are assembled on metal inserts with metric screws.
The CXA-18SP has a heavy duty, powder coated front grille with a special acoustic rear fabric to protect the transducers against dust and dirt.
One ergonomic, die cast handle with firm internal grips is located on each side of the CXA-18SP enclosure to facilitate transport, positioning and loading of the cabinets.
Integrated flying plates are located on each side of the enclosure, to link the CXA-18SP cabinets together or with the CXA-12P cabinets.
Ball pin with thread for CXA-12 and CXA-18SP cabinets
Flying frame for the CXA-18SP with a capacity for rigging of up to 4 cabinets
Four wheel kit
Rain cover for the back panel of the CXA-18SP
Nylon protection for CXA-18SP

The CXA-18SPIN is the install version of the CXA-18SP cabinet. This version is specially designed for fixed installations.
Flying frame SV-CXAIN is an unique accessory for this version, it allows you to choose between three different positions to change the array’s inclination in a more easier way.
You will find more information in the manual of the CXA-18SP.
Subscribe to our newsletter and receive information about products, our latest facilities, and other news.
Official Sponsor
Copyright © LYNX PRO AUDIO