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Phenolic 220V 24V Switching Power Supply Efd 15 Efd20 Efd25 Horizontal Electronic Transformer Bobbin
US$0.01-0.80
1,000 Pieces
Product profile
Customization
AvailableApplication
Power, Electronic, Instrument, Lighting, Rectifier, AudioPhase
SingleModel NO.
EFDCore
Core-type TransformerCooling Method
Dry-type TransformerWinding Type
Multi-winding TransformerCertification
ISO9001Usage
Single-phase TransformerFrequency Characteristics
High FrequencyMaterial
Bakelite and PlasticTransport Package
Export Standard Carton and Strong PalletSpecification
EFD Series High Frequency Transformer BobbinOrigin
ZhejiangProduction Capacity
100000 Pieces/MonthKey features
Durable Material Composition: Constructed from Bakelite and high-temperature plastic for deformation resistance.
Wide Bobbin Range Compatibility: Supports EE, EEL, EI, EC/ER, EF, EFD, ETD, POT, PQ, RM, UU/UF, GU shapes.
Customization Capabilities: Offers full customization, flexible customization, and minor customization options.
Competitive Pricing: Provides the most competitive China mainland pricing for electronic components.
Versatile Applications: Ideal for carrier-frequency filters, power converters, inductors, and sensors.
ISO9001 Certified Quality: Manufactured under ISO9001 standards ensuring consistent product quality.
Comprehensive After-Sales Service: Delivers timely service with dedicated support for all inquiries.
Company profile
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: ≤4.56h
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:What materials are used for the bobbins?
A:
The bobbins are made of Bakelite and high-temperature plastic, offering durability and resistance to deformation.
Q:Can the bobbins be customized?
A:
Yes, we offer full customization, flexible customization, minor customization, and customization from samples or designs.
Q:What is the minimum order quantity?
A:
The minimum order quantity is 2000 pieces.
Q:What are the lead times for production?
A:
Lead time is within 15 workdays or one month, applicable for both peak and off-peak seasons.
Q:Which bobbin shapes are available?
A:
We supply EE, EEL, EI, EC/ER, EF, EFD, ETD, POT, PQ, RM, UU/UF, and GU shapes.
Send Inquiry
*To:
Hangzhou Udwells Technology Co., Ltd.
Hangzhou Udwells Technology Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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