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The product is certified with CE and RoHS standards.

Fdb 2 Channels 500 Watts Class D Digital Professional Amplifier

Name: Fdb 2 Channels 500 Watts Class D Digital Professional Amplifier
Brand: DONGGUAN FDB AUDIO MANUFACTURE CO .,LTD
SKU: 943387075

Guangdong, ChinaDONGGUAN FDB AUDIO MANUFACTURE CO .,LTD

US$154.00-1,231.00

1 Piece

Product profile

Customization

Available

Type

Professional Amplifier

Used for

Professional

Model NO.

DA502

Function

Pre-Amplifier

Usage

PRO Amplifier

Tube Type

PRO Amplifier

Stereo Power(8ohms)

2*500W

Stereo Power(4ohms)

2*750W

Bridge Power(8ohms)

1500W

Frequency Response

20Hz-20kHz

Input Sensitivity

0.77V/1V/1.4V

Signal to Noise

≥98dB

Main Power Supply

AC:220-230V 50Hz/60Hz

Packing Size

490*250*100mm

Net Weight

7kg/PC

Transport Package

Carton Box

Specification

480x450x100mm

Trademark

FDB

Origin

Dongguan, China

HS Code

8518900090

Production Capacity

5000PCS/Month

Key features

Class D Digital Efficiency: High efficiency Class D amplifier with switching power supply for stable performance.

High Power Output: Stereo 2x500W at 8 ohms, 2x750W at 4 ohms, and Bridge 1500W at 8 ohms.

Advanced Protection System: Features soft start, overheating, overcurrent, DC, and RF protection to prevent damage.

Compact and Lightweight: Small size (490x250x100mm) and light weight (7kg) for convenient installation and use.

Professional Build Quality: SMT technology PCB and computer-aided design ensure high stability and anti-jamming capability.

OEM/ODM Support: Factory supports OEM and ODM services with 10 R&D engineers for custom solutions.

ISO Certified Manufacturing: Manufactured under ISO 9001:2008 standards with strict quality control and testing.

Company profile

DONGGUAN FDB AUDIO MANUFACTURE CO .,LTD

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedNearest Port: Guangzhou Port, Shenzhen PortAverage Response Time: ≤24h CertifiedTerms of Payment: LC, T/T, Small-amount payment CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, CFR, EXW

AI-Powered supplier vetting

SummaryThe supplier is a China-based professional audio manufacturer with operations in Dongguan, Guangdong, and reported establishment dates of 2006 and 2010 in different records. Its stated product scope includes professional transducers, speaker cabinets, amplifiers, processors, horns, and related accessories. Evidence indicates a 7,500 m² manufacturing plant, 98 employees, advanced production and testing equipment, 10 R&D engineers, and ISO9001:2015 and ISO14001:2015 certifications. The company reports cooperation with BOSE, Thoman, and Proel in developing models, as well as positive customer feedback regarding quality stability, reliability, and consistency. However, the records contain inconsistent legal/company names and entity classifications, and provide insufficient evidence regarding after-sales processes, financial credibility, and formal customization services.

Supplier typeThe records identify the supplier as a manufacturing-oriented company in the professional audio sector, with a Dongguan manufacturing address, a 7,500 m² plant, and products including transducers, cabinets, amplifiers, and processors. However, one record classifies the company as a trade company, while another identifies a limited manufacturing company, so the exact legal and operating classification is inconsistent.

CertificationsThe supplier explicitly reports ISO9001:2015 and ISO14001:2015 certifications, and also describes a formally enforced quality management system. This provides direct evidence of certified quality and environmental management systems.

R&D capabilityThe supplier reports dedicated R&D activity, 10 R&D engineers, advanced technology and testing equipment, development cooperation with materials and accessories manufacturers, and joint model development with BOSE, Thoman, and Proel. These details directly support meaningful product-development capability.

Production capacityEvidence supports in-house manufacturing of professional audio products, including a 7,500 m² plant, 98 employees, advanced production equipment, testing apparatus, and a broad product range. The supplier also describes established quality-control processes, indicating a substantive production operation.

Client casesThe supplier explicitly states that it cooperated with BOSE, Thoman, and Proel on new-model development, and reports positive feedback from local and overseas customers regarding stable quality, reliability, and consistency. These are direct customer-related references, although the records do not provide project details, dates, or independently verified case documentation.