What is the maximum efficiency of the unit?

The efficiency can reach up to 90% depending on the specific output model selected.

What certifications does the product hold?

The product is certified with ISO, TUV, EN60950-1, and various EMC standards.

HPS-250 250W Single Output Open Frame Switching Power Supply Industrial AC DC Bare Board Power

Name: HPS-250 250W Single Output Open Frame Switching Power Supply Industrial AC DC Bare Board Power
Brand: Donghua Electric Stock Co., Ltd. of Zhejiang
SKU: 1926387796

Zhejiang, ChinaDonghua Electric Stock Co., Ltd. of Zhejiang

US$3.30

10 Pieces

Sample price:US$9.50/piece.Request sample

Product profile

Customization

Available

Output Type

Single

Warranty

2 Years

Model NO.

HPS-250

Output Power

51 - 100W

Input Voltage

AC180~264

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

Energy Transmission

One-way Transmission

Modulation System

PWM

Certification

ISO, TUV

Brand

Dhecn

Transport Package

45PCS/CTN

Specification

ROHS, UL, CE, IEC, ISO9001

Trademark

DHECN

Origin

China

HS Code

85044019

Production Capacity

15, 000PCS/Month

Key features

High Efficiency Performance: Efficiency reaches up to 90% for 52V output model with PWM modulation.

Comprehensive Protection Systems: Includes short circuit, over load, and over voltage protection with hiccup mode recovery.

Multiple Output Voltage Options: Available in 12V, 24V, and 52V configurations with tight tolerance levels.

Global Safety Certifications: Certified under ISO, TUV, EN60950-1, and various EMC standards.

Flexible Customization Services: Supports full customization, minor customization, and design-based customization.

Long-Term Warranty Coverage: Provides a 2-year warranty covering mechanical defects and performance.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceSelf-brandedExhibition Experience

Donghua Electric Stock Co., Ltd. of Zhejiang

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: ≤1.62h

AI-Powered supplier vetting

SummaryThe supplier is a limited company with 110 employees, three production lines, and a product portfolio covering power supplies, transformers, fuses, and isolation switches. It demonstrates broad customization and ODM capability, has introduced new products within the past year, and maintains documented R&D and engineering procedures. Production controls include standardized finished-product inspection, but there is no ongoing batch quantity reconciliation. The supplier exports extensively, serves multiple international markets, and reports one-month lead times in both peak and off-peak seasons. It lacks overseas warehouses, showrooms, agents, branches, and available SDK support. Evidence of financial credibility and formal certifications is insufficient, while OEM service for well-known brands provides some customer-reference evidence.

R&D capabilityThe supplier reports new products within the past year, offers ODM services, and maintains design-input, output, review, verification, and validation documents available for audit. Its lack of an available SDK is a limitation, but the documented R&D process and recent product development support a positive assessment of innovation capability.

Production capacityThe supplier operates three production lines, has multiple named facilities, uses documented and uniformly followed finished-product inspection instructions, and reports one-month lead times in both peak and off-peak seasons. However, it does not continuously reconcile quantities for each batch or mass production, representing a stated production-control weakness.

Customization capabilityBoth slices list customization from samples, full customization, flexible customization, minor customization, and customization from designs. The supplier also provides ODM services, giving explicit evidence of broad customization capability.

Client casesThe supplier states that it provides OEM services for well-known brands and has participated in the Guangzhou Export Commodities Fair. These are relevant market-experience indicators, but no customer names, project details, order references, or verifiable case outcomes are provided.