Does the amplifier support bridge mode?

Yes, it supports bridge-mode operation suitable for touring applications.

How many fans are built-in for cooling?

There are 12 fans built-in on the rear side for high-efficiency cooling.

Ds-14K 2 Channel 4000W Portable Power AMP Power Amplifier Professional Audio

Name: Ds-14K 2 Channel 4000W Portable Power AMP Power Amplifier Professional Audio
Brand: Guangzhou Xinbaosheng Audio Equipment Co., Ltd.
SKU: 707972232

Guangdong, ChinaGuangzhou Xinbaosheng Audio Equipment Co., Ltd.

US$400.00-550.00

1 Piece

Product profile

Customization

Available

Type

Professional Amplifier

Usage

Hi-Fi, KTV System

Model NO.

DS-14K

Used For

Professional

Tube Type

Transistor Amplifier

Function

Pre-amplifier

Sound Channel

2CH

Output Number

2CH

Voltage

110V or 220V

Element Number

Monoamplifier

Conductive Mode

Amplifier Type

Professional Power Amplifier

Business Type

Manufactuer

8 Ohm Stereo Power  (RMS)

2400wx2CH

4 Ohm Stereo Power  (RMS)

4400wx2CH

Color

Blue, Black, Red

Application

Stage/Concert/Conference/Party/Meeting/

Subwoofer

18 Inch Subwoofer

Certificates

Ce RoHS

Warranty

3 Years

OEM Service

Accepted

Supply Spare Parts

Yes

Transport Package

Strong Packing

Specification

580× 180× 560mm

Trademark

Sinbosen

Origin

Guangdong Province, China

HS Code

8518400090

Production Capacity

2000 Units/ Month

Key features

High Power Output: Delivers 2400W x 2CH at 8 Ohms and 4400W x 2CH at 4 Ohms RMS.

Class TD Technology: Features 2-channel Class TD switching power amplifier for high efficiency.

Comprehensive Protection: Includes ACL, IGM, AutoRamp, short circuit, DC voltage, and thermal protection.

Super Bass Capability: Designed to create super bass sound suitable for 18 or 21 inch subwoofers.

Flexible Voltage: Supports selectable operating voltage of 180-240V or 90-130V.

Premium Components: Uses original ONSEMI transistors and Neutrik connectors with 16 high-quality capacitors.

Advanced Cooling: Equipped with 12 built-in fans for high-efficiency cooling and temperature protection.

Long Warranty: Provides a 3-year warranty with free accessories and engineer support for quality issues.

Company profile

High Repeat Buyers ChoiceYears of Export Experience

Guangzhou Xinbaosheng Audio Equipment Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 10 Years CertifiedNearest Port: Guangzhou PortAverage Response Time: ≤4.09h

AI-Powered supplier vetting

SummarySinbosen demonstrates broad customization and ODM capability, has introduced new products within the past year, and reports RoHS compliance. It offers small orders and customized samples, a stated three-year warranty, 18-hour service availability, and free after-sales support for quality or product problems. Production indicators include seven production lines, six to ten quality-control staff, inventory capability, and lead times within 15 working days in both peak and off-season periods. However, the supplier has no valid manufacturing-capacity contract with related subcontractors, no supplier management-system certification, no overseas warehouse, overseas branch or agent, showroom, or offline trade-show participation. Inspection and supplier-assessment procedures exist without records, and approved-supplier lists lack signatures or dates. Financial information is present only as year labels, so financial credibility cannot be verified. Customer-case evidence is limited: no Fortune 500 cooperation or...

Supplier typeThe supplier presents itself as a manufacturer with R&D, ODM, customization, inventory, and seven production lines. It exports mainly to Europe and North America, but has no overseas warehouse, branch, agent, showroom, or overseas-service country coverage.

CertificationsRoHS is explicitly identified as the supplier’s sustainable-development and product-compliance certification. However, supplier management-system certification is listed as NIL, so certification coverage is limited to the stated product-related standard.

After-Sales capabilityThe supplier states that it provides a three-year warranty, welcomes small orders and customized samples, offers 18-hour online service, and provides free after-sales support for quality or product problems. These are explicit service commitments, although no performance records are provided.

R&D capabilityThe supplier reports new products within the past year, ODM service, and broad design customization. It has two years of total R&D-engineer experience and no available SDK, indicating some product-development capability but limited evidence of advanced technical integration.

Production capacityProduction evidence includes seven production lines, six to ten quality-control staff, inventory capability, 30 qualified service-capability suppliers, and lead times within 15 working days in peak and off-season periods. A material control weakness is that no valid manufacturing-capacity contract exists with related subcontractors, while inspection and supplier-assessment procedures lack records.

Customization capabilityThe supplier explicitly supports customization from samples, full customization, customization from designs, minor customization, flexible customization, ODM services, and customized samples for small orders. This is direct evidence of broad customization flexibility.

Client casesThe supplier reports no OEM service for popular brands and no cooperation with Fortune 500 companies. No named customers, project examples, or verifiable case studies are provided, so customer-case strength cannot be established.