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JBL ASB4128 - Dual 18" Subwoofer (Black)
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01Verified catalogue source

Product copy, images, availability cues, and policy labels are drawn from Audico's catalogue records.

02Specialist purchase path

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03Matched to your world

Category 967 within Uncategorised.

Compatibility engine

Check the fit before you buy.

Best assessed as category 967 for the customer's actual room, source and budget.

Works well with

  • Amplifiers or receivers matched to the speaker load and room size.
  • Suitable speaker cable, wall brackets or stands where required.
  • Speakers with a suitable impedance and sensitivity match.
  • Streaming sources, TV audio, turntable or network player depending on inputs.

Check first

  • Confirm amplifier power, impedance and the listening distance.
  • Check placement, mounting and cable route before ordering.
  • Confirm speaker count, room size and source requirements.
  • Check HDMI, phono, subwoofer and multi-room needs before purchase.

Visible-price product with specialist fit still recommended before final checkout.

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Why it belongs here

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JBL ASB4128 - Dual 18" Subwoofer (Black) The JBL ASB4128 is a professional-grade dual 18-inch subwoofer delivering powerful, accurate bass for demanding sound reinforcement and permanent installations. Perfect for large venues, it offers exceptional low-frequency performance and rugged durability. Key Features Dual 2269H Differential Drive® low-frequency drivers for robust bass response Frequency response: 28 Hz to 2 kHz Power handling: 2400W continuous Durable enclosure made from high-quality birch plywood with rugged DuraFlex™ coating Integrated handles and mounting points for flexible installation (flown or ground-stacked) Optimised compatibility with JBL full-range systems, Crown amplifiers, and JBL digital system controllers Designed for large-scale environments such as concert halls, theatres, clubs, and stadiums Specifications Model: JBL ASB4128 Drivers: Two 2269H Differential Drive® low-frequency drivers Frequency Response: 28 Hz – 2 kHz Power Handling: 2400W continuous Enclosure: High-quality birch plywood with DuraFlex™ coating Installation: Supports flown or ground-stacked configurations

Product details

Name
JBL ASB4128 - Dual 18" Subwoofer (Black)
Brand
JBL
Model
ASB4128
SKU
ASB4128
MPN
Not supplied
Commerce action
local-proof-only
JBL ASB4128 - Dual 18" Subwoofer (Black)

Product images

Product details

Name
JBL ASB4128 - Dual 18" Subwoofer (Black)
Brand
JBL
SKU / MPN
ASB4128 / —
Breadcrumb world
Uncategorised

Technical specifications

Specifications

Nominal Impedance4 Ohms
Recommended Amplifier Power4000 W to 8000 W @ 4 Ohms
Air Volume (Net Internal)417 liters
ApplicationInstalled sound, theaters, clubs, performing arts
ArrayabilityYes, with optional hardware
Box Tuning Frequency31 Hz
BrandJBL
CertificationsRoHS compliant
ColorBlack
Connector Pin Assignments+1/-1 Input, +2/-2 Thru

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