What is the warranty period for this product?

We provide a 1-year warranty for this power converter.

What are the main applications for this module?

It is widely used in Industrial Power Systems, Military Power Systems, High-speed train & Transportation Power Systems, Telecom Systems, and Medical Systems.

What is the input voltage range?

The working voltage range is 18V ~ 36V, with a transient working voltage of 50V for 1 second.

Synqor Replace 28V 1/4 Brick Single Circuit Isolated Power Converter

Name: Synqor Replace 28V 1/4 Brick Single Circuit Isolated Power Converter
Brand: Qingdao ZITN Technology Co., Ltd.
SKU: 909233885

Shandong, ChinaQingdao ZITN Technology Co., Ltd.

US$500.00

3 Pieces

Product profile

Customization

Available

Output Type

Single

Warranty

1 Year

Model NO.

Z28Q12M330NNB

Output Power

330

Input Voltage

16V~40V

Connection Mode

Parallel Switching Power Supply

Starting Mode

Pre-Bias Startup

Voltage Regulating Mode

DC to DC

Power Supplying System

Terminal Power Distribution Equipment

Energy Transmission

One-way Transmission

Modulation System

PWM

Certification

CE, RoHS

Brand

Zitn

Transport Package

Box

Specification

16cm*11cm*6cm

Trademark

ZITN

Origin

Qingdao, China.

HS Code

8504401500

Production Capacity

1000000

Key features

High Efficiency & Reliability: Peak efficiency up to 96% with active clamping and synchronous rectifier technology.

Parallel Current Sharing: Supports parallel application with automatic current sharing for redundant backup systems.

Robust Construction: Aluminum shell with sealing technology resists vibration, shock, salt spray, and high heat.

High Power Density: Utilizes multilayer thick copper PCB and planar transformer for compact design.

Flexible Customization: Offers full customization, minor customization, and customization from samples or designs.

Fast Delivery: Standard delivery within 7-10 days via DHL, FedEx, or UPS express.

Expert Technical Support: Professional pre-sales and after-sales guidance with sample evaluation support.

Company profile

Importers and ExportersExperienced TeamSelf-brandedExhibition Experience

Qingdao ZITN Technology Co., Ltd.

Shandong, 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: 9 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤18h

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad customization, 3D design, ODM, OEM, and recent product-development capabilities. Production information lists several product categories and stated annual capacities, while quality-control procedures cover complaints, assurance, traceability, record maintenance, and finished-product inspection. Service capability includes installation, debugging, maintenance, repair, and training, with stated peak- and off-season lead times within 15 workdays. However, no overseas warehouse, showroom, agent, or branch is available, and no SDK is provided. Financial records are referenced for 2021–2023, but the supplied information does not establish financial strength. Export activity is documented, including nine years of exporting and 11%–20% export sales, while customer-case evidence is limited to one recorded transaction and one associated buyer.

Supplier typeThe supplier provides 3D software design, ODM, OEM, and multiple forms of customization, including customization from samples and designs, full customization, flexible customization, and minor customization. These capabilities indicate a manufacturer or design-oriented supplier rather than a purely trading-focused provider, although the exact legal or organizational supplier type is not stated.

After-Sales capabilityThe supplier lists overseas service offerings covering debugging, maintenance, repair, training, and equipment installation, and has participated in the NEFTEGAZ-2024 offline trade show. However, it has no overseas warehouse, showroom, agent, or branch, which may limit local service infrastructure.

R&D capabilityThe supplier reports new products during the past year, provides 3D software design, and offers ODM and OEM services. The absence of an available SDK limits the documented software-development support, but the supplied evidence explicitly supports active product and design capability.

Production capacityThe supplier states annual capacities for quartz accelerometers, directional sensors, DCDC power converters, inertial measurement units, and LDMF1GA, supported by machining and testing machines. It also reports lead times within 15 workdays in both off-season and peak season, documented service procedures, quality-control records, traceability, and finished-product inspection instructions.

Customization capabilityCustomization is explicitly available from samples, designs, and through full, flexible, and minor customization. The supplier also reports 3D design, ODM, and OEM capabilities, providing strong evidence of broad product-development and customization support.

Product Q&A

Q:What kind of service can you provide?

Except the standard model, we also can provide the products accorded with customers' detailed requirements, such as calibration, repair, upgrade and customized etc...

Q:What kind of test of the product will be done before shipping?

We have a strict quality control system to guarantee the product performance, such as Non-magnetic turntable calibration system, Shock&Vibration test system, temperature cycle test system etc...

Q:Can I get a sample for evaluation?

Yes, we're willing to provide the sample for evaluation and guide you for any techical questions in the whole process.

Q:What's the delivery options can I choose?

We can provide the airline express delivery service , such as DHL/Fedex/TNT express, normally 7- 10 days for transportation needed.

Q:Can I visit your company?

Yes, our company locate at Qingdao city, we have over 150 employees here, included the R&D, production, Financial, Marketing, etc... For more detailed information, please free feel to contact us! Send enquiry to our sales manager directly!