Can the brightness be adjusted?

Yes, it supports selectable dimming via 0-10V or PWM signals.

What certifications does the product have?

It is certified with TUV, CE, RoHS, ISO9001, and CCC.

Where can this power supply be used?

It is suitable for LED lighting and moving sign applications in dry, damp, or wet locations.

200W 33-56V PWM Dimmable DC-DC Power Supply

Name: 200W 33-56V PWM Dimmable DC-DC Power Supply
Brand: Hangzhou Udwells Technology Co., Ltd.
SKU: 2299749025

Zhejiang, ChinaHangzhou Udwells Technology Co., Ltd.

US$12.60-26.50

100 Pieces

Product profile

Customization

Available

Usage

Light, Industry, Construction, Digital Products, Vehicle

Output Type

Single

Model NO.

DHC040

Driving Method

LED Constant Current

Circuit Structure

Electronic Step-down Transformer

Certification

TUV, CE, RoHS, ISO9001, CCC

Power Supply Mode

Constant Current Source

Modulation System

PWM

In-Out

Lifting Pressure Type

Power Supply Voltage

10-30V

Pack Sealing Size

SMD

Efficiency

94%

Input Voltage

10 to 30VDC

Over Voltage Protection

Yes

Short Circuit Protection

Yes

Over Temperature Protection

Yes

High Efficiency

up to 94%

Selectable Dimming

0~10V /PWM

Waterproof Rating

IP67

Comply Standard

Comply to Worldwide Safety Regulations for Lightin

Cooling

Cooling by Free Air Convection

Application

LED Lighting & Moving Sign Applications, for Dry /

Transport Package

Standed Exporting Carton

Specification

40W DC Input Constant Current LED Driver

Origin

Zhejiang

HS Code

8504401400

Production Capacity

10000 PCS/Month

Key features

High Efficiency: Up to 94% efficiency for energy saving.

IP67 Waterproof: Fully isolated with IP67 rating for wet locations.

PWM Dimmable: Selectable dimming function via 0-10V or PWM signals.

Wide Input Voltage: Supports 10 to 30VDC input range.

Multiple Protections: Includes Over Voltage, Short Circuit, and Over Temperature protection.

Versatile Applications: Suitable for LED lighting and moving signs in dry, damp, or wet areas.

Global Certifications: TUV, CE, RoHS, ISO9001, and CCC certified.

Free Air Cooling: Cooled by natural free air convection without fans.

Company profile

High Repeat Buyers ChoiceFast DeliveryPrivate MoldQuality Assurance

Hangzhou Udwells Technology 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: 3 Years CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤4.88h

AI-Powered supplier vetting

SummaryHANGZHOU UDWELLS TECHNOLOGY CO. Ltd. was founded in 2008 and reports a self-built plant exceeding 15,000 square meters, more than 10 production lines, Europe as a primary export market, and peak-season order fulfillment within 15 working days. It provides multiple customization options, ODM services, and has launched new products within the past year. The supplier also reports OEM service for well-known brands and quality assurance in its quality-control processes. However, no R&D audit documentation, SDK, approved-supplier list, written service procedures, corrective/preventive-action procedures, or complaint-handling procedures were available. Overseas warehouses, showrooms, agents or branches, and offline trade-show participation were not reported. Financial information is insufficient for a credibility judgment, and sustainability-related fire-drill and environmental-assessment status is unknown.

After-Sales capabilityTechnology engineers are responsible for technical support during production and after-sales service, but the supplier has no written procedures or records for effective service assessment, corrective and preventive actions, or customer complaint handling. It also has no overseas warehouse, showroom, agent, or branch, limiting evidence of structured or localized after-sales support.

R&D capabilityThe supplier reports new products within the past year, ODM capability, customization-related R&D services, and use of PS and CAD. It also reports OEM service for well-known brands. Countervailing evidence includes only one year of total R&D engineer experience, no available SDK, and no R&D design-input, output, review, verification, or validation documents for audit.

Production capacityThe supplier reports a self-built plant exceeding 15,000 square meters, more than 10 production lines, complete testing facilities, and peak-season order fulfillment within 15 working days. These explicit operating-scale and delivery statements support a production-capability advantage, although the number of quality-control staff is listed as unavailable.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, flexible customization, and minor customization. It also provides ODM services, demonstrating broad stated customization coverage.

Client casesThe supplier states that it provides OEM services for well-known brands and identifies Europe as a primary export market. These statements indicate some brand and export experience, but no customer names, project details, order references, or verifiable case documentation are provided.