JBL AC118S 18"High PowerSubwoofer

JBL AC118S - 18" High Power Subwoofer System

The JBL AC118S is a high power 18" subwoofer system designed for extended low-frequency performance in a vented, front-loaded enclosure. Ideal for a variety of fixed installation applications, it delivers natural, deep bass with ultimate flexibility and durability.

Key Features

• High power, long excursion 18" (459 mm) low-frequency driver for deep bass reproduction
• High sensitivity with low power compression for consistent performance
• Large port design for enhanced output and low-frequency reinforcement
• 12 x M10 threaded suspension points for versatile mounting options
• Robust 18 mm multi-ply hardwood plywood enclosure with textured black finish
• Part of JBL’s AE Application Engineered Series for fixed installations

Applications

Perfect for use in:

• Performing spaces
• Clubs and bars
• Houses of worship
• Multimedia spaces
• Retail and hospitality environments
• Presentation suites
• Educational facilities

Specifications

Frequency Range (-10 dB)	32 Hz - 250 Hz
Frequency Response (±3 dB)	40 Hz - 250 Hz
System Sensitivity (1 W @ 1 m)	95 dB
Nominal Impedance	8 ohms
Maximum SPL (1 m)	122 dB (128 dB peak)
System Power Rating	600 W (2400 W peak), 2 hrs (AES rated) 450 W / 900 W / 1800 W (Continuous / Program / Peak) (IEC rated)
LF Driver	1 x 18" woofer (P/N: 5021800), 457.2 mm (18 in) driver with 75 mm (3 in) voice coil
Input Connector	Dual Neutrik NL4MP connectors plus covered barrier strip terminals
Enclosure	18 mm multi-ply hardwood plywood
Grille	Powder-coated, 1.5 mm perforated steel with acoustically transparent black foam backing
Finish	Textured black paint finish. White (-WH) available upon request. Not available with WRC & WRX finish.
Suspension Attachment	12 x M10 threaded suspension points
Dimensions (H x W x D)	548 mm x 561 mm x 720 mm (21.5 in x 22.0 in x 28.3 in)
Net Weight (each)	32.3 kg (71.2 lbs)
Nominal LF Driver Impedance	8 ohms