What is the efficiency of this amplifier?

Thanks to multi-loop control technology, the working efficiency is more than 95%.

4 Channel PA System Professional 2000W Power Amplifier Audio Amplifier

Name: 4 Channel PA System Professional 2000W Power Amplifier Audio Amplifier
Brand: Guangzhou Ruifeng Intelligence Technology Co., Ltd
SKU: 841387985

Guangdong, ChinaGuangzhou Ruifeng Intelligence Technology Co., Ltd

US$1,000.00-1,600.00

1 Piece

Product profile

Customization

Available

Type

Professional Amplifier

Usage

AV, KTV System, Conference Hall, Stadium, Multi-Functional Hall

Model NO.

DA20.4

Used For

Professional

Tube Type

IC Amplifier

Function

Pre-amplifier

Sound Channel

2X3000W

Output Number

Voltage

90-260VAC

Element Number

Pfc

Conductive Mode

8Ω Stereo Power

4×2000W

Frequency Response

20Hz~20kHz(±0.2dB)

Power Supply

90~260VAC, 50~60Hz

Transport Package

45X483X461mm

Specification

4x2000Watt

Trademark

Origin

Guangzhou, China

HS Code

8518400090

Production Capacity

1600PCS/Month

Key features

High Efficiency: Multi-loop control technology ensures efficiency exceeding 95%.

Comprehensive Protection: Features under voltage, DC, overheat, temperature, and overload protection.

Low Distortion: THD+N is less than 0.01% with S/N ratio of 112dB.

Wide Voltage Range: Supports 90-260VAC power supply for global adaptability.

Active PFC Technology: Uses active PFC and soft switching for stable performance in harsh environments.

Versatile Application: Suitable for KTV, stadiums, conference halls, and professional sound systems.

Customizable Options: Input sensitivity is optional with 41dB/38dB/35dB/32dB choices.

Company profile

Guangzhou Ruifeng Intelligence Technology Co., Ltd

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2018-03-29 CertifiedNearest Port: Guangzhou PortAverage Response Time: ≤18h CertifiedTerms of Payment: T/T, Western Union

AI-Powered supplier vetting

SummaryGuangzhou Ruifeng Intelligence Technology Co., Ltd, established in 2015 in Guangdong, China, specializes in manufacturing professional sound and lighting systems. With a workforce of 33 employees, the company operates six production lines, focusing on the R&D and sales of high-end sound products. The firm holds an OHSAS18001:2007 certificate and engages in international trade, contributing 21%-30% of its sales from exports. Despite being a relatively small company, it shows a commitment to innovation and quality, providing one-stop design and technical services. Their manufacturing plant covers 1,500 square meters and is strategically located near major ports and an airport.

Supplier typeGuangzhou Ruifeng Intelligence Technology Co., Ltd is a combined entity, focusing on professional sound and lighting systems, with a specialization in R&D, manufacturing, and distribution of PRO audio products.

CertificationsThe supplier holds an OHSAS18001:2007 certificate, indicating compliance with occupational health and safety standards.

After-Sales capabilityRuifeng offers comprehensive services including design and technical consultation, emphasizing considerable service to customers globally.

Financial creditThe supplier has a registered capital of 10 million RMB and an annual revenue of 63 million RMB, reflecting a stable financial foundation.

R&D capabilityRuifeng focuses on R&D of intelligent, high-end sound products, demonstrating their commitment to innovation.

Production capacityWith six production lines, the company produces 20,000 line array speakers annually, suggesting a robust production capability.

Customization capabilityRuifeng provides design services and technical consultation, indicating a capacity for customization to meet customer needs.