What are the payment terms?

We accept T/T and Western Union as payment terms.

What is the lead time for production?

The lead time is one month for both peak and off-peak seasons.

Is quality inspection performed on finished products?

Yes, 100% inspection including visual and functional checks is performed on all finished products.

OEM Customized Copper Audio Amplifiers Toroidal Transformer Manufacturer

Name: OEM Customized Copper Audio Amplifiers Toroidal Transformer Manufacturer
Brand: Ninghai Yingjiao Electrical Co., Ltd.
SKU: 626479794

Zhejiang, ChinaNinghai Yingjiao Electrical Co., Ltd.

US$10.00-20.00

300 Pieces

Product profile

Customization

Available

Phase

Single

Usage

Electrical Equipment

Model NO.

YTT300-VV

Input

230VAC

Weight

2900g

Output Voltage

12V-55V

Dimension

118*58mm(Od*H)

Life

3-5 Years Alternative

Product Name

Power Toroidal Transformer 300va

Rated Power

300W

Coil Structure

Toroidal

Coil Number

Two Winding Isolation Transformer

Transport Package

Inner PE Bag+White Box+Outer Carton,Can Be Custom.

Trademark

Yingjiao

Origin

Zhejiang, China

Production Capacity

1500000 Piece/Pieces Per Month

Key features

Customizable Power Parameters: Rated power, input voltage, and output voltage can be tailored to specific requirements.

High Efficiency Design: Achieves over 98% efficiency with low electromagnetic radiation and minimal temperature rise.

Premium Material Construction: Constructed with cold-rolled silicon steel core and pure copper winding for durability.

Low Noise Operation: Designed to minimize noise levels for cleaner audio performance.

OEM and ODM Services: Full customization, minor customization, and design-based customization options available.

Comprehensive Quality Control: 100% visual and functional inspection with traceable raw materials.

Flexible Customization Options: Supports customization from samples, designs, and flexible minor adjustments.

Established Manufacturer: Over 20 years of export experience with 62 R&D engineers and 5 production lines.

Company profile

Years of Export ExperienceExperienced TeamStandardized quality controlR&D Capabilities

Ninghai Yingjiao Electrical Co., Ltd.

Zhejiang, 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: 20 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤24h

AI-Powered supplier vetting

SummaryThe supplier is identified as a combined company with manufacturing facilities covering automatic production, injection molding, transformer production, plug-in, wave soldering, winding, and glue filling. It demonstrates broad customization and R&D capabilities, including ODM services, recent new-product development, technical engineering support, formal design documentation, and CAD, SolidWorks, and UG software. Quality and service processes are documented, including complaint handling, corrective and preventive actions, finished-product inspection, and supplier assessment. The supplier has inventory capability, valid contracts with associated subcontractors, export experience of 20 years, and exports representing 71%–90% of total sales. Limitations include no available SDK, no overseas warehouse, and no overseas showroom. The provided data does not establish certifications or specific customer case details.

Supplier typeThe supplier is classified as a combined company, and its offerings cover manufacturing, export trade, service, quality control, R&D, and sustainable development. This indicates a broad, integrated supplier profile rather than a narrowly defined service entity.

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions and customer complaints. Its technology engineers provide technical support for production and after-sales service, while supplier capability assessment also follows written procedures and records, supporting a structured service process.

R&D capabilityThe supplier reports new products during the past year, provides ODM services, employs technology engineers for customer-request confirmation and technical support, maintains design input/output, review, verification, and validation records, and uses CAD, SolidWorks, and UG. The lack of an available SDK is a limitation, but the broader R&D evidence supports innovation capability.

Production capacityProduction capability is supported by multiple specialized facilities, inventory capacity, valid contracts with associated subcontractors, and established finished-product inspection instructions. The supplier also reports one-month average lead times in both peak and off-season periods and has 35 qualified suppliers in its service-capability assessment.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization. It also provides ODM services, indicating capability across both adaptation and original-design manufacturing requirements.