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Ei Ui 50/60Hz Ei76.2 Ei19 Ei24 Ei26 Ei28 Potting Frame PCB Transformer
US$0.50-1.50
500 Pieces
Product profile
Customization
AvailableApplication
Power, Electronic, Instrument, Lighting, Rectifier, AudioPhase
SingleModel NO.
EICore
Core-type TransformerCooling Method
Dry-type TransformerWinding Type
Multi-winding TransformerCertification
ISO9001Usage
Single-phase TransformerFrequency Characteristics
Low FrequencyShape of Core
EIOperating Temperature
-40ºCTO +125ºCStorage Temperature
-25ºCTO+85ºCCustomize
YesType
Ei/ToroidalInstallation Method
Vertical/Horizontal/with a Base/with a CoverTransport Package
Export Standard Carton and Strong PalletSpecification
EI Series Low Frequency TransformerOrigin
ZhejiangProduction Capacity
200000 PCS/MonthKey features
Customizable Design: Offers full customization including EI/Toroidal types, installation methods, and temperature ranges.
High-Quality Materials: Uses new high-grade silicon steel sheets (H18/H14) and 100% pure copper wire for durability.
100% Factory Testing: Every unit undergoes Hi-Pot, inter-winding, load, and no-load tests before shipment.
EMI Shielding Option: Optional copper foil shielding layer effectively suppresses electromagnetic interference.
Versatile Applications: Suitable for power, electronics, instruments, lighting, rectifiers, and audio equipment.
1-Year Warranty: Provides free repair or replacement for products with quality issues within one year.
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: ≤4.32h
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 specifications are needed for production?
A:
Please provide Input Voltage, Output Voltage/Current, Rated Power (VA/W), Frequency (50/60Hz), Construction type (Toroidal/EI/R-type), Installation method, and Insulation Grade.
Q:What is the difference between Toroidal and EI transformers?
A:
Toroidal transformers offer higher efficiency, less leakage, and smaller volume but are more expensive. EI transformers are lower cost, easier to maintain, and suitable for general industrial use.
Q:What is the MOQ and price structure?
A:
Price depends on power and complexity. MOQ is lower (e.g., 100pcs) for standard specs and higher (500-1000pcs) for full customization requiring molds. Larger quantities reduce unit price.
Q:How long does delivery take?
A:
Standard/small orders take 10-15 working days. New customizations require an additional 5-7 days for samples. Large orders may take 15-30 days.
Q:Can samples be provided?
A:
Yes, samples are available for serious customers. A sample fee is usually required but can be refunded or deducted after placing a bulk order. Sample lead time is 3-5 days.
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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