How is quality control handled before shipment?

Every item is tested three times before shipping to ensure there are no unqualified products.

What is the output power range?

The output power range is from 0.2W to 2KW, with current loads from 5A to 1200A.

Free Sample Electrical Power 110V 220V 33kv Power 12V 220V High Frequency Transformer

Name: Free Sample Electrical Power 110V 220V 33kv Power 12V 220V High Frequency Transformer
Brand: Hangzhou Udwells Technology Co., Ltd.
SKU: 2229314635

Zhejiang, ChinaHangzhou Udwells Technology Co., Ltd.

US$0.20-1.50

1,000 Pieces

Product profile

Customization

Available

Application

Power, Electronic, Instrument, Lighting, Rectifier, Audio

Phase

Single

Model NO.

Core

Core-type Transformer

Cooling Method

Dry-type Transformer

Winding Type

Multi-winding Transformer

Certification

ISO9001

Usage

Single-phase Transformer

Frequency Characteristics

High Frequency

Shape of Core

Operating Temperature

-40ºCTO +125ºC

Storage Temperature

-25ºCTO+85ºC

Item

High Frequency Transformer

Model

Ee/Er/Ec/Eel/Efd/RM/Ei/Uu/Pq/EDR/EPC/Ef/Pot/Etd

Customize

Yes

Transport Package

Export Standard Carton and Strong Pallet

Specification

ER Series High Frequency Transformer

Origin

Zhejiang

Production Capacity

200000 PCS/Month

Key features

High Efficiency: Efficiency exceeds 95% for optimal energy performance.

Wide Frequency Range: Operates effectively within a high frequency range of 10kHz to 1MHz.

High Power Density: Compact design delivering high power density with lower profile and weight.

High Isolation Strength: Provides robust high isolation strength for safety and reliability.

Custom Design Available: Custom-made transformers available based on specific design specifications.

ISO9001 & RoHS Certified: Products hold ISO9001 certification and RoHS approval for quality assurance.

Experienced Engineering Team: Engineers with over 20 years of experience ensure product quality.

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: ≤4.28h

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.

Product Q&A

Q:Is customization available for this transformer?

Yes, custom designs are available, and we can make transformers according to your specific design specifications.

Q:What certifications does the product have?

The product has ISO9001 certification and RoHS approval. We can also provide SGS reports to prove materials are ROHS compliant.

Q:What is the frequency range of the transformer?

The transformer supports a high frequency range of 10kHz to 1MHz.

Q:What is the efficiency of the transformer?

The transformer features high efficiency, exceeding 95%.

Q:What are the typical applications for this transformer?

Applications include electronic ballasts, compact fluorescent lamps, TV receivers, PC power supplies, monitors, audio equipment, VCD/DVD players, UPS, and induction cookers.