How do I claim warranty service?

We provide 2 years warranty for all amplifiers and speakers. For more details, please contact us.

4CH Class D 1800 Watts Middle Woofer Hf Driver SD2504 Power Amplifier

Name: 4CH Class D 1800 Watts Middle Woofer Hf Driver SD2504 Power Amplifier
Brand: Ascsonic Audio Technology Co., Ltd
SKU: 2277491125

Guangdong, ChinaAscsonic Audio Technology Co., Ltd

US$210.00

1-14 Pieces

US$204.00

15+ Pieces

Product specifications

Voltage

Product profile

Customization

Available

Type

Professional Amplifier

Usage

KTV, Bar, Disco

Model NO.

SD2504

Used For

Professional

Tube Type

Transistor Amplifier

Function

Amplifier Combined

Sound Channel

Output Number

Voltage

110V/220V

Element Number

Push-Pull Amplifier

Conductive Mode

8ω Stereo Power(RMS)

4X250W

4ω Stereo Power(RMS)

4X450W

8ω Bridged Power(RMS)

4×800W

Application

Middle Woofer or Hf Driver

Net Weight

4.2kg

Gross Weight

7.5kg

Warranty

2 Years

Transport Package

Export Standard Durable Carton Box

Specification

483×44×325mm

Trademark

ASCSONIC AUDIO

Origin

China

HS Code

8518400000

Production Capacity

2000 Pieces/Month

Key features

High-Efficiency Class D Technology: Achieves over 90% efficiency with minimal heat output and ultra-low distortion.

Compact 1U Rackmount Design: Slim 1U chassis saves rack space, ideal for portable or fixed professional systems.

Comprehensive Protection Circuitry: Full protection against short circuit, DC, over-temperature, and over/under-voltage.

Dual Voltage Compatibility: Supports AC 110V and AC 220V for international use in varying conditions.

Professional Noise-Free Connectivity: Balanced XLR inputs and Speakon outputs ensure clean signal transmission.

2-Year Comprehensive Warranty: Covers all amplifiers and speakers for peace of mind during long-term use.

OEM and ODM Customization Services: Supports logo printing, exclusive product development, and flexible customization.

Company profile

Importers and ExportersIn-stock CapacityR&D CapabilitiesStandardized quality control

Ascsonic Audio Technology 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: 6 Years CertifiedNearest Port: Shenzhen Port, Guangzhou PortAverage Response Time: ≤2.92h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier offering 3D software design, R&D, ODM, OEM, and multiple customization options. It reports quality assurance, six quality inspectors, material traceability, complaint-handling procedures with records, manufacturing contracts with associated subcontractors, inventory capability, and stated lead times within 15 workdays. The supplier also reports CE certification for delivered products and experience serving distributors, event companies, and installation contractors across several regions. Limitations include no overseas warehouse, showroom, agents, or branches, no offline trade-show participation, no available SDK, and incomplete documentation for some supplier-management and corrective-action procedures. Financial capability cannot be assessed because the supplied figures are excluded from analysis.

Supplier typeThe supplier explicitly identifies itself as a professional technical supplier and reports a business scope covering import and export, wholesale, retail, and online sales of goods. This supports classification as a technically oriented trading and service supplier, although the slices do not establish the full manufacturing ownership structure.

CertificationsThe company description states that every product delivered carries CE certification, indicating an explicit product-certification claim aligned with international safety and quality standards. No other certification types or certification documents are provided.

After-Sales capabilityThe supplier has a clear customer-complaint handling procedure with records, quality-assurance processes, and material traceability. However, it reports no overseas warehouse, showroom, agents, or branches, which limits directly evidenced overseas service infrastructure.

R&D capabilityThe supplier reports professional R&D capability, a new product within the past year, and ODM services. It also reports no available SDK, so the evidence supports product and design innovation but not SDK-based development capability.

Production capacityProduction-related evidence includes a listed equipment base, six quality inspectors, valid manufacturing contracts with associated subcontractors, inventory capability, and stated peak- and off-season lead times within 15 workdays. These facts support operational production capability, although the slices do not provide production capacity quantities.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. Its reported 3D software design, R&D, and ODM capabilities further support the ability to handle customized product requirements.

Client casesThe supplier reports OEM service for well-known brands and states that distributors, event companies, and installation contractors across Europe, North America, South America, and other regions have placed trust in its products. These are stated customer and market-experience claims, but no customer names, project details, or independently verifiable case records are provided.

Product Q&A

Q:It's my first time import goods, could you provide help?

Of course, our agent provides comprehensive support throughout the entire import process, guiding you seamlessly from the initial inquiry and quotation through to payment, shipping, customs clearance, and final delivery to your doorstep. We also ensure continued assistance with after-sales service and feedback.

Q:What about the production time and delivery time?

All amplifier are available ready to ship; the production time of speakers is about 20 days. The delivery time: it is 8-10 days if by air; it is 45-60 days if by sea.

Q:What is the payment term?

Our order is supported by MIC Secured Trading Service, we accept payment via MIC online, Paypal, Bank Transfer(T/T) or Western Union. For small order, we accept 100% payment before shipping. For big order, we accept 30% deposit before production, full payment before shipping.

Q:Can I make the products with my own logo?

Yes, we could provide OEM services to you, print your logo on the products or cartons. Please provide the pictures of your logo after confirm the order. For logo on amplifier, silk print logo is for free. If you need plastic logo sticker, MOQ is 100 pcs and should pay for the logo. For logo on audio speakers, Aluminum logo MOQ is 500 pcs and you should pay for the logo.

Q:I have my own idea to the products, could you make it an exclusive product of my own brand?

Of course, ODM service is available to us. Please tell us your idea and demand, our experienced engineer would customize and develop the device for you. Without your authorization, we would not tell others we are your supplier, and we would not sell your products with our own brand.