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Home Professional AudioActive Line Array SystemActive Line Array Speaker System 18-Inch 1200W Active Professional Subwoofer LA1428SA

40Hz–250Hz

18-Inch 1200W Active Professional Subwoofer

LA1428SA
  • Enclosure constructed from marine-grade plywood, offering enhanced structural integrity and environmental durability; all metal hardware fabricated from high-quality aluminum alloy.
  • Driven by a high-peak-capacity switch-mode power supply (SMPS) coupled with a dedicated Class-D power amplifier module.
  • Equipped with a long-excursion woofer engineered to deliver authoritative low-frequency extension and high-impact bass response.
  • Optimized for mobile and portable sound reinforcement applications.
Overview Specifications Related Products Solutions Latest News & Cases

This product is an active subwoofer featuring a long-excursion woofer that delivers authoritative and impactful low-frequency output. The enclosure is constructed from marine-grade plywood, ensuring exceptional durability and reliability in demanding environments, while all metal hardware is fabricated from high-quality aluminum alloy for enhanced corrosion resistance and structural integrity. The system is driven by a high-peak-capacity switching power supply coupled with an independent Class-D power amplifier module for efficient and robust power delivery.



Specifications of 18-Inch 1200W Active Professional Subwoofer LA1428SA


Model

LA1428SA

Unit Structure

18" woofer ×1

Frequency Response

40Hz–250Hz

Speaker Sensitivity (converted to 1m, 1W)

99±2dB

MAX. SPL.

127±2dB

Active Signal Input Impedance

20 kΩ

Amplifier Output Power

1200W

Amplifier Input Sensitivity

0.775V

Amplifier Distortion

＜0.05%

Working Voltage

AC220V~50/60Hz

Color

Black

Dimensions

642mm×620mm×489mm

Weight

49kg

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