What is the warranty period?

The warranty period is greater than 2 years.

What protections are included?

The power supply includes Hipot, Short Circuit, Overvoltage, and Over protection features.

28W Single Output Open-Frame Switching Power Supply

Name: 28W Single Output Open-Frame Switching Power Supply
Brand: Ninghai Yingjiao Electrical Co., Ltd.
SKU: 780646235

Zhejiang, ChinaNinghai Yingjiao Electrical Co., Ltd.

US$1.50-3.50

1,000 Pieces

Product profile

Customization

Available

Output Type

Single

Warranty

>2 Years

Model NO.

YS028

Output Power

1 - 50W

Input Voltage

110-220V

Connection Mode

Series Switching Power Supply

Starting Mode

Self-excited Switching Power Supply

Voltage Regulating Mode

Width Modulation Type

Power Supplying System

Terminal Power Distribution Equipment

Certification

CE, RoHS, ISO, CCC, CB, FCC

Experience

20 Years'experience

Quick Delievery

15-25 Days

Protection

Hipot,Short Circuit,Overvoltage,Ove

Packaging

PE Bag,White Box,Carton

Advantage

Long Lifetime,Surge Protecting

Transport Package

PE Bag and Paper Box

Specification

CCC/CE/TUV/GS/UL/CUL

Trademark

Yingjiao&OEM

Origin

Ningbo, China

HS Code

8504401400

Production Capacity

2, 000 PCS/Day

Key features

Wide Certification Range: Complies with CE, RoHS, UL, FCC, CB, CCC, CSA, and more safety standards.

Flexible Customization: Supports OEM/ODM, full customization, and minor customization from samples.

Robust Protection: Features short circuit, overvoltage, and surge protection for reliable operation.

Long Lifetime Design: Built with high-quality components ensuring long service life and durability.

Fast Delivery Service: Quick delivery within 15-25 days after receipt of client deposit.

Professional Manufacturer: 20 years experience with 20 production lines and 966 employees.

High Quality Assurance: 100% inspection and ISO9001:2008 certified quality management system.

Compact Dimension: Small size 80x44x24mm suitable for various electronic devices.

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.