What are the main markets for this product?

The main markets are domestic, with export experience of 11 years.

What is the output interface type?

The output interface supports Speakon and Neutrik connectors.

Sc-7.4 3000W@2ω 4CH Switching Power Amplifier

Name: Sc-7.4 3000W@2ω 4CH Switching Power Amplifier
Brand: Resonance Audio Equipment Co., Ltd.
SKU: 2187176862

Guangdong, ChinaResonance Audio Equipment Co., Ltd.

US$750.00

1 Piece

Sample price:US$750.00/piece.Request sample

Product profile

Customization

Available

Type

Professional Amplifier

Usage

Model NO.

Used For

Professional

Tube Type

Transistor Amplifier

Function

Post Amplifier

Sound Channel

2-4

Output Number

Speakon / Neutrik

Voltage

Wide Voltage

Element Number

High Power Components

Conductive Mode

Transport Package

Box

Specification

540×482×89mm

Trademark

LA8GREEN/RESONANCE

Origin

China

Production Capacity

50000pieces/Year

Key features

High Stability Design: Features high stability switching power amplifier architecture for reliable performance.

Advanced Heat Dissipation: Copper fin heat sink with large cooling fans and stepless variable speed control.

Comprehensive Protection: Includes soft start, overload, overheat, short-circuit, DC output, and peak voltage limit protection.

Ultra-Low Distortion: Metal-can transistors and dual power supply design deliver clean, punchy sound with low distortion.

Wide Voltage Support: Designed with wide voltage capability to adapt to various power environments.

Flexible Customization: Offers full, minor, and sample-based customization options for OEM and ODM services.

Compact High Power Density: Compact size with high power density utilizing advanced DC-DC converter architecture.

100% Quality Inspection: All finished products undergo visual and functional inspection before shipment.

Company profile

Resonance Audio Equipment Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 11 years CertifiedNearest Port: Guangzhou port, Shenzhen portAverage Response Time: ≤3.89h

AI-Powered supplier vetting

SummaryThe supplier is identified as a combined company and a professional technical supplier offering 3D software design, OEM, ODM, and multiple customization options. It reports four production lines, SMT, a crest welder, an aging machine, standardized finished-product inspection instructions, and 11 years of export experience. Innovation evidence includes new products within the past year, but no SDK availability. Service infrastructure is limited: no overseas warehouse, showroom, agent or branch, offline trade-show participation, or overseas service coverage is reported. Service-management weaknesses include no written procedures or records for supplier assessment, corrective actions, or complaint handling, although quality assurance is reported. No factory environmental impact assessment report is available, and continuous batch quantity reconciliation is not performed. Certification and customer-case evidence are not provided.

Supplier typeThe supplier is classified as a combined company and explicitly identifies itself as a professional technical supplier. This indicates a mixed business structure with technical-service positioning, but the slices do not provide more specific legal or organizational detail.

After-Sales capabilityThe supplier reports no overseas warehouse, showroom, agent or branch, offline trade-show participation, or overseas service coverage. It also has no written procedures or records for complaint handling, supplier-service assessment, or corrective and preventive actions, indicating limited documented after-sales infrastructure.

R&D capabilityThe supplier provides 3D software design services, reports new products within the past year, and offers ODM services. However, it has no available SDK, so the evidence supports product and design development but not SDK-based innovation capability.

Production capacityManufacturing evidence includes four production lines, SMT, a crest welder, and an aging machine, as well as uniformly followed finished-product inspection instructions. However, the factory does not continuously reconcile quantities for every batch or mass-production run, indicating a documented production-control weakness.

Customization capabilityThe supplier explicitly supports customization from samples, minor customization, flexible customization, full customization, and customization from designs. It also provides 3D software design services, supporting a broad customization range.

Client casesThe supplier states that it provides OEM services for well-known brands, which is direct evidence of brand-serving experience. No specific customer names, project details, or case outcomes are supplied, so the depth of the customer-case record is limited.