EN

Name*

Email*

Country*

Whatsapp/Phone

Company

Buyer-Project
Buyer-Individual
Distributor/Channel Partner
Consultant/system Integrator
Reseller/Dealer
OEM/ODM
Technical Support
Warranty & Repair
  • {{item.name}}

This site is protected by DSPPA Audio, and also applied to web browsers' Privacy Policy and Terms of Service

Home Professional AudioActive Line Array SystemActive Line Array Speaker System 15-Inch 1500W Active Professional Subwoofer LA1421SA

32Hz–230Hz

15-Inch 1500W Active Professional Subwoofer

LA1421SA
  • Enclosure constructed from marine-grade plywood, offering high reliability and structural integrity; 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 actively powered subwoofer featuring a long-excursion woofer that delivers authoritative and impactful low-frequency output. The enclosure is constructed from marine-grade plywood, ensuring exceptional structural integrity and environmental durability, while all metal hardware is fabricated fromhigh-qualityaluminum alloy. The system is driven by a high-peak-capacity switch-mode power supply (SMPS) coupled with a dedicated Class-D power amplifier module.




Specifications of 15-Inch 1500W Active Professional Subwoofer LA1421SA


Model

LA1421SA

Unit Structure

15″ woofer ×2

Frequency Response

32Hz–230Hz

Speaker Sensitivity (converted to 1m, 1W)

104±2dB

MAX. SPL.

134±2dB

Active Signal Input Impedance

20 kΩ

Amplifier Power

1500W

Amplifier Input Sensitivity

0.775V

Amplifier Distortion

＜0.05%

Working Voltage

AC190V~240V/50Hz

Color

Black

Dimensions (W×D×H)

779mm×685mm×521mm

Weight

63kg


Related Active Line Array Speaker System

35Hz–220Hz

1000W Professional Active Subwoofer

LA1423SA

58Hz​–​18000Hz

1000W Versatile Active Array Loudspeaker

LA1423A

38Hz–220Hz

800W Professional Active Subwoofer

LA1422SA

62Hz–18kHz

500W Active Line Array Full Range Loudspeaker

LA1422A

32Hz–230Hz

15-Inch 1500W Active Professional Subwoofer

LA1421SA

60Hz–20000Hz

1000W Active Line Array Loudspeaker

LA1421A

Choose Your Commercial Applications

Latest News & Case Studies

Get ready to provide the latest news about DSPPA and the related information about the audio and video industry for you.

NEWS

DSPPA | Becomes Official Partner of Asia Aquatics, A Landmark Partnership

Abstract: DSPPA has been designated as the Official Partner of Asia Aquatics, recognizing its expertise in professional AV solutions and commitment to supporting international sporting events with innovative technologies.

July 30, 2026
NEWS

DSPPA | Holiday Schedule: Dragon Boat Festival 2026

Abstract: In observance of the 2026 Dragon Boat Festival, DSPPA will be closed for a three-day holiday from June 19 to June 21, 2026, with regular business operations resuming on Monday, June 22, 2026.

June 17, 2026
CASE

DSPPA | Digital Audio Matrix for Parking Lot, Sea Breeze Resort, Azerbaijan

DSPPA expertly completed the implementation of a cutting-edge audio matrix system for the parking area of Azerbaijan's renowned Sea Breeze Resort, ensuring high-quality sound performance tailored to the venue's needs.

Azerbaijan
CASE

DSPPA | Professional Sound System for Vision for Africa High School, Uganda

DSPPA Professional Sound System has been successfully installed in the auditorium of Vision for Africa High School in Uganda, greatly enhancing audio quality for school events and offering a great auditory experience to its students and staff.

Uganda

Contact Us

This site is protected by DSPPA Audio, and also applied to web browsers' Privacy Policy and Terms of Service

Leave a Message Email Us

we will contact you within 24 hours.

Name*

Email*

Country*

Whatsapp/Phone*

Company

Buyer-Project
Buyer-Individual
Distributor/Channel Partner
Consultant/system Integrator
Reseller/Dealer
OEM/ODM
Technical Support
Warranty & Repair
  • {{item.name}}