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Ee40 Instrument Low Frequency Power Transformer 100V-240V Input Voltage Copper Material 50Hz Flyback Topology
US$0.20-5.00
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
Wide Power Range: Available from 0.3VA to 2000VA covering various application needs.
Copper Material: High conductivity copper winding ensures efficient power transmission.
Multiple Core Shapes: Offers EI and Toroidal core types for different installation requirements.
Customization Options: Supports full customization, flexible customization, and minor customization.
Broad Voltage Input: Accepts 100V-240V input voltage for versatile global usage.
Low Frequency Design: Optimized for 50Hz low frequency applications in instruments and power.
ISO9001 Certified: Manufactured under ISO9001 quality management system standards.
Flexible Installation: Supports vertical, horizontal, base-mounted, or cover-mounted installation.
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: ≤4.89h
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 a 220V to 12V step down transformer?
A:
Please provide Input Voltage (e.g., AC 220V with fluctuation range), Output Voltage and Current (e.g., AC 12V), Rated Power (VA/W), Frequency (50Hz/60Hz), Construction type (Toroidal/EI/R), Installation method, and Insulation Grade.
Q:What is the difference between VA and W?
A:
For resistive loads, VA approximates W. For inductive or capacitive loads like motors, W is less than VA. Select based on apparent power (VA) with a 20%-30% safety margin.
Q:Should I choose a Toroidal or traditional EI transformer?
A:
Toroidal offers high efficiency, low leakage, and low interference but is larger and more expensive. EI is smaller, lighter, cheaper, and easier to maintain, suitable for general industrial use.
Q:What is the Minimum Order Quantity (MOQ)?
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 for both peak and off-peak seasons.
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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