Powered by Made-in-China.com
2 Channel Power Amplifier, Professional Audio Amplifier, PA Amplifier, Stereo Amplifier
US$1,000.00-2,000.00
1 Piece
Product profile
Customization
AvailableType
Professional AmplifierUsage
AV, KTV SystemModel NO.
DA30.2Used For
ProfessionalFunction
Pre-amplifierConductive Mode
D8Ω Stereo Power
2×3000W4Ω Stereo Power
2×5100W2Ω Stereo Power
2×7140WTransport Package
45X483X461mmSpecification
2x3000WattTrademark
RFOrigin
Guangzhou, ChinaHS Code
8518400090Production Capacity
2000PCS/MonthKey features
Ultra-Low Distortion: THD+N is less than 0.01% for pristine audio reproduction.
High Efficiency Design: Multi-loop control technology ensures efficiency exceeding 95%.
Comprehensive Protection: Features overheat, overload, DC, and under-voltage protection systems.
Active PFC Technology: Adapts to harsh environments with dynamic power supply capabilities.
OEM/ODM Services: Customization services available for branding and specifications.
Company profile

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. is a China-based limited company established in 2015 and focused on professional audio products, including line array speakers, full-range speakers, monitors, subwoofers, amplifiers, and processors. The supplier reports an integrated R&D, manufacturing, distribution, design, and technical-consultation capability, with six production lines, 11 years of combined R&D engineer experience, and 21–30 quality-control staff. It reports a one-month peak- and off-peak lead time and production information of 20,000 line array speakers. OHSAS18001:2007 and other management-system certifications are stated, but the certification scope is not detailed. Evidence supports product development and manufacturing capability, while customer references, detailed after-sales procedures, customization examples, and broader financial credibility remain insufficiently documented.
Supplier typeThe supplier is a limited company based in Guangdong, China, operating as an integrated professional sound and lighting business. Its stated activities cover R&D, manufacturing, distribution, design services, technical consultation, and related technical services, with products spanning professional audio equipment.
CertificationsThe supplier states that it holds an OHSAS18001:2007 certificate and other certifications. This provides explicit evidence of at least one management-system certification, although no details are provided on the other certifications or current validity.
R&D capabilityThe supplier reports an R&D center, 11 years of combined R&D engineer experience, and an independent professional sound brand created in 2015. It also states that the subsidiary focuses on intelligent, high-end, professional-grade sound-product R&D, supporting a positive assessment of innovation capability.
Production capacityProduction evidence includes six production lines, two factories within the technology park, reported output of 20,000 line array speakers, and a stated one-month lead time in both peak and off-peak seasons. The supplier also reports a manufacturing plant area of 1,500 square meters, indicating established production capability, although capacity for products other than line array speakers is not specified.
Customization capabilityThe supplier explicitly offers design services and technical consultation and states that it delivers related technical services for professional-grade sound products. These statements support some solution-design capability, but no specific customized-product examples, engineering process, minimum order requirements, or customization scope are provided.
Product Q&A
Q:Does this amplifier support OEM or ODM?
A:
Yes, both OEM and ODM services are available for this product.
Q:What is the lead time for orders?
A:
The average lead time is one month, regardless of peak or off-peak seasons.
Q:What protection features does it have?
A:
It includes under-voltage protection, DC protection, overheat protection, temperature control, and overload control.
Q:What is the efficiency of the amplifier?
A:
The amplifier operates with an efficiency of more than 95% using multi-loop control technology.
Q:What are the input sensitivity options?
A:
Input sensitivity is optional and can be configured for 32, 35, 38, or 41dB.
Send Inquiry
*To:
Guangzhou Ruifeng Intelligence Technology Co., Ltd
Guangzhou Ruifeng Intelligence Technology Co., Ltd*Content:
Supplier replies will be sent to your registered email
You may also like
AC/DC 12V Powered Portable Class-D Digital PA Audio Power Amplifier for Shops
US$1.00-59.00
100 Pieces(MOQ)
Ascsonic 10000 Watts Class Td Professional Audio Line Array Power Amplifier At10000q
US$650.00
1 Piece(MOQ)
F1250 2 Channel Class H Professional Power Amplifier 2×1200W
US$205.00-245.00
5 PCS(MOQ)
Elong 225 Professional Power Amplifier: 2X2500W Stereo Output, Sound Amplifier
US$300.00-600.00
1 Piece(MOQ)
Public Address System 2 Channel 450W Dante DSP Power Amplifier with Wireless UHF Handheld Microphone
US$300.00-770.00
5 Pieces(MOQ)
DSP20kq-Pfc 4-Channels 20000W Class D 90V-260V Digital DSP Audio Power Amplifier
US$830.00
1 Piece(MOQ)
2-Channel 600W High Power Professional Stage Performance Power Amplifier
US$78.00
5 Pieces(MOQ)
150W Power Amplifier 4to16ohoms Rack Mount Audio AMP Multi-Zone PA System Integration
US$72.00-89.00
1 Piece(MOQ)
Class Td Sinbosen 2-Channel 5000W High Power Professional Audio Sound Ds-14K Amplifier Aound
US$500.00-560.00
1 Piece(MOQ)
MD5000 4×1000W Class H 4 Channel Professional Power Amplifier
US$240.00-260.00
10 PCS(MOQ)
Professional Class-H 2 CH*410W Stereo Audio Power Amplifier for KTV Party Performance
US$1.00-999.00
100 Pieces(MOQ)
D18K4 4 Channel Class D 1u Professional Audio Digital Power Amplifier for Livehouse
US$679.00-700.00
1 Piece(MOQ)
Da18K4 18000W 4 Channel 1u Class D Digital Professional Audio Speaker Stereo DSP Power Amplifier
US$100.00-760.00
1 Piece(MOQ)
Sinbosen Professional Stereo Amplifier Ds-20q Best Power AMPS for Live Sound
US$700.00-750.00
1 Piece(MOQ)
DQ5500 4 Channel Digital Professional Power Amplifier
US$245.00-285.00
5 PCS(MOQ)



















