High Quality Mn-Zn Soft Magnetism High Frequency Low Power Loss Ei33 Ei35 Ei40 Transformer Bobbin Ferrite Core
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Product Highlights
- High Permeability & Low Loss: Features high permeability and low power loss for efficient performance.
- Wide Material Range: Available in PC40, PC44, PC95 and other material series.
- Customized Processing: Offers cutting and moulding services to meet specific needs.
- Fast Delivery: Delivery time is 15-30 days depending on order volume.
- Strict Quality Control: 100% visual and function inspection for all finished products.
- OEM/ODM Service: Provides personalized OEM and ODM services for unique requirements.
- RoHS & ISO9001 Certified: Products comply with RoHS and ISO9001 certification standards.
- Air-Gap Grinding: Supply service for grinding air-gap on magnetic cores.
Product Attributes
- Customization
- Available
- Certification
- RoHS, ISO9001
- Type
- Soft
- Model NO.
- EI
- Magnetocrystalline Anisotropy
- Isotropic Magnet
- Application
- Speaker Magnet, Industrial Magnet, Jewelry Magnet, Solenoid, Motor Magnet
- Shape
- All Shape
- Coating
- Zinc
- Grade
- PC40/PC44/PC95
- Composite
- Ferrite Magnet
- Processing Service
- Cutting, Moulding
- Delivery Time
- 15-30 Days
- Single Package Size
- 14X6.8X4 Cm
- Single Gross Weight
- 0.014 Kg
- Transport Package
- Paper Carton and Plastic Foam
- Specification
- Customized
- Origin
- Zhejiang
- Production Capacity
- 1000000 Pieces/Month
Product Images of High Quality Mn-Zn Soft Magnetism High Frequency Low Power Loss Ei33 Ei35 Ei40 Transformer Bobbin Ferrite Core
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Product Description






2. Core material: Mn-Zn Power ferrite material
Core range: EE, EF, EFD, EPC, EER, DR, EC, PQ
1. We can supply the core with matched bobbin.
2. Supply with the service of grind air-gap.
3. Offer our client the fine quality, timely delivery, favourable price and execllent after-sale service.
Saturation magnetic flux: 510mT
Core loss: 120KW/m3
Curie temperature: >215° C
Retentivity: 95 mT
Coercivity: 14.3 A/m
Resistivity: 6.5Ω . M
Density: 4.8 g/cm3
TYPE | MATERIAL | Dimensions (mm) | PCL100kHz 200mT | BOBBIN | ||
A * B * C | @ 100℃ (W) | WIDTH | PIN | SHAPE | ||
EI12.5 | PC40 | 12.4*7.4*4.85 | 0.12 | 3.5 | 10 | V |
EI16 | PC40 | 16.0*12.2*4.8 | 0.31 | 8.5 | 6-10 | H V |
EI19 | PC40 | 20*13.55*5.0 | 0.42 | 9.05 | 6-8 | H V |
EI22 | PC40 | 22.0*14.55*5.75 | 0.6 | 8.45 | 1/8/1900 | V |
EI25 | PC40 | 25.3*15.55*6.75 | 0.79 | 9.8 | 8 | V |
EI22/19/6 | PC40 | 22.0*14.7*5.75 | 0.64 | 8.45 | 1/8/1900 | V |
EI28 | PC40 | 28.0*16.75*10.6 | 1.65 | 9.6 | 10 | V |
EI30 | PC40 | 20.0*21.25*10.7 | 3.1 | 13.7 | 10-12 | V |
EI33/29/13 | PC40 | 33.0*23.75*12.7 | 3.5 | 16.6 | 12 | V |
EI35 | PC40 | 35.0*24.25*10.0 | 2.85 | 15.7 | 1/12/1900 | V |
EI3530 | PC40 | 35.0*24.2*12 | 4.2 | |||
EI40 | PC40 | 40.0*27.25*11.65 | 4.8 | 17.3 | 1/12/1900 | V |
EI50 | PC40 | 50.0*33.35*14.6 | 9.2 | 21.3 | 12 | V |
EI60 | PC40 | 60.0*35.85*15.6 | 1.25 | 23.8 | 1/12/1900 | V |
EI70 | PC40 | 70.0*54.0*31.6 | 7.61(100MT) | |||









A: Our products are made from high-quality materials and manufactured using strict quality control procedures. We also offer personalized OEM/ODM service, working closely with each customer to ensure that their specific needs are met.
A: Our production process is designed for maximum efficiency and productivity, allowing us to deliver products on time and at a competitive price. We strive to meet our customers' deadlines and offer fast turnaround times whenever possible.
A: Yes, we offer personalized service and work closely with each customer to understand their unique requirements. We can provide customized solutions to meet your specific needs.
About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASI2431790". Items marked "" are certified.
Company Profile
HANGZHOU UDWELLS TECHNOLOGY CO. Ltd. was founded in 2008, self-built plant area of more than 15000 square meters, strong scientific and technological force, advanced, production equipment, complete testing facilities, reliable product quality. With the business philosophy of "pursuing excellence, become Intelligent company of Continuous innovation", we are constantly innovating and developing at a high speed. In Our company Quality is our core competence. With deep understanding of properties of the respective of raw materials, all raw materials of products are supplied with the material number, per lot of the production can be traced, ISO 9001/2015, CE, TUV, UL, RoHS, REACH also available for every of our customers. This makes our market competitiveness rapidly increase, and more and more high quality customers choose and trust us. We mainly produce electronic equipment such as transformers, LED drive power supplies and intelligent charging plug. Which are mainly used for household appliances, communication equipment, energy-saving lamps, automation control devices (such as inverters), power equipment and facilities. Our products are exported to Europe, the United States and Southeast Asia.
Factory′ S quality policy: "product quality, service in advance, customer satisfaction".
Environmental policy: "to comply with laws and regulations, pollution prevention, environmental awareness, continuous improvement of the environment"
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- Room 2412, Building 9, Ideal Yintai City, Nanyuan Street, Linping District, Hangzhou, Zhejiang, China
-
Plant Area
- 80 square meters
-
Number of Employees
- 3
-
Registered Capital
- 500,000 RMB
-
Terms of Payment
- T/T
-
International Commercial Terms(Incoterms)
- FOB, EXW, CIF
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays, one month
Off Season Lead Time: within 15 workdays, one month -
Nearest Port
- Shanghai Port, Ningbo Port
-
Minimum Order Quantity
- 2000 Pcs
-
Supply Chain Partners
- 5
Our Production Capability & Technical Expertise
-
Main Products
- LED Driver, Transformer
-
Production Lines
- 27
-
Production Machines
- PCBA Line, Assembling Line, Winding Machine
-
QA/QC inspectors
- 1 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instruction but no written records
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Flexible customization, Minor Customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 1 people
-
Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2021-11-11
-
Export Year
- 3 Years
-
Main Markets
- Europe
-
Repeat Buyers Choice
- 80%~100%
-
Number of Foreign Trading Staff
- 3
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Cooperated with Fortune 500
- No
FAQ
- What makes your power transformers and magnetic components stand out from competitors?
- Our products are made from high-quality materials and manufactured using strict quality control procedures. We also offer personalized OEM/ODM service, working closely with each customer to ensure that their specific needs are met.
- How quickly can you deliver your products?
- Our production process is designed for maximum efficiency and productivity, allowing us to deliver products on time and at a competitive price. We strive to meet our customers' deadlines and offer fast turnaround times whenever possible.
- Can you provide customized solutions for my unique requirements?
- Yes, we offer personalized service and work closely with each customer to understand their unique requirements. We can provide customized solutions to meet your specific needs.
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