18" High Power Subwoofer System

18" High Power Subwoofer System

AC118S is a high power subwoofer system comprised of one 459 mm (18 in) low frequency driver in a vented, front-loaded configuration for extended bandwidth. The rectangular cabinet is fitted with M10 threaded suspension points for ultimate flexibility.

As a part of JBL’s AE Application Engineered Series, a versatile family of loudspeakers for a wide variety of fixed installation applications, AC118S provides a natural low-frequency sound quality.


·       High power and long excursion driver for lower frequency reproduction

·       High sensitivity with lower power compression

·       Large port for high output and low-frequency reinforcement

·       Multiple Attachment Points for Ultimate Flexibility

·       Robust 18 mm multiply hardwood with textured black finish


·       Performing Spaces

·       Clubs & Bars

·       Houses of Worship

·       Multi Media Spaces

·       Retail & Hospitality Spaces

·       Presentation Suites

·       Educational Facilities


Frequency Range (-10 dB)

32 Hz - 250 Hz

Frequency Response (±3 dB)

40 Hz - 250 Hz

System Sensitivity (1w @ 1m)

95 dB

Nominal Impedance

8 ohms

Maximum SPL(1m)

122 dB (128 dB peak)

Power Rating (Continuous/Program/Peak)

450 W/900 W/1800 W

Low frequency driver

1x 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 trip terminals

Enclosure Material

18 mm multi-ply hardwood plywood


Powder coated, 1.5mm perforated steel, with acoustically transparent black foam backing


Textured black paint finish. White (-WH) available upon request. Not available with WRC & WRX finish.

Suspension / Mounting

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

32.3 kg (71.2 lbs) 

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