Speakers : Loudspeakers : JBL Professional - ASB4128

Medium Power Subwoofer with 2 x 18 Inch 2043H Drivers, Black Finish

Series: Application Engineered

Model: ASB4128

Large vent area for high output
Parallel/Discrete Switchable
Arrays with AM6340 and AM4340 mid-high loudspeakers (using PAF-2K planar array frame kit)
on applications such as performing arts facilities, theatrical sound design, auditoriums, houses of worship, live clubs, dance-clubs/discotheques, sports facilities and themed entertainment venue

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Tech Specs

ASB4128 is a medium power subwoofer system comprised of two 460 mm (18 in) low frequency drivers in a front-loaded, vented configuration. The deep, rectangular cabinet allows for extended low frequency bandwidth with minimum frontal profile. The enclosure is fitted with M10 threaded suspension points. Pre-engineered array bracketry is available. ASB4128 is part of JBL’s AE Application Engineered Series, a versatile family of loudspeakers for a wide variety of applications.

Large vent area for high output
Parallel/Discrete Switchable
Arrays with AM6340 and AM4340 mid-high loudspeakers (using PAF-2K planar array frame kit)
on applications such as performing arts facilities, theatrical sound design, auditoriums, houses of worship, live clubs, dance-clubs/discotheques, sports facilities and themed entertainment venue

Loudspeaker Mount Type - Flown

Frequency Range (-10 dB): 30 Hz – 1 kHz
Frequency Response (±3 dB): 40 Hz – 1 kHz
Transducer (AES) Power Rating: 1000 W (4000 W peak), 2 hrs
Long-Term System Power Rating: 600 W (2400 W peak), 100 hrs
Maximum SPL (dB-SPL, 1W @ 1m): 30 Hz – 100 Hz: 133 dB-SPL cont avg (139 dB peak); 100 Hz – 500 Hz: 133 dB-SPL cont avg (139 dB peak)
Enclosure: Rectangular cabinet
Suspension Attachment: 14 points (4 top, 4 bottom, 2 each side, 2 rear)
Environmental Specifications: Mil-Std 810; IP-x3 per IEC529
Finish: Black DuraFlex™ finish

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