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Basic Info.
Product Description
Power: 1VA to 150VA
Phases: single phase
Input: Suitable for all countries (100-240VAC)
Output: Design various AC voltage and current according to different requirements of customers.
Frequency: 50-60HZ
Dielectric: primary - secondary > 50Mohm 5000VDC. Temperature
Class: 105ºC 115ºC 135ºC thermal fuse can be set
Voltage resistance: AC1.5KV-4.0KV IS 2Ma
Operating Temperature: 0ºC to 40ºC
Storage Temperature: -20ºC to 85 ºC
Winding material: copper wire is generally used, if there are special requirements, iron-aluminum wire can be used
MODEL | CORE SPEC. | POWER(VA) | DIMENSION(MM) | INSTALLING SIZE (MM) | INSTALLING HOLE(MM) | W.T. | ||
| A | B | C | D | E | KG | |||
| EI28 | 28*12 | 1 | 51 | 28 | 27 | 40 | 3 | 0.075 |
| EI35 | 35*13 | 2 | 57 | 30 | 33 | 44 | 3.8 | 0.12 |
| 35*15 | 2.5 | 61 | 35 | 32 | 48 | 4 | 0.14 | |
EI41 | 41*14 | 3 | 69 | 32 | 37 | 55 | 3.8 | 0.17 |
| 41*16 | 4 | 67 | 34 | 37 | 54 | 3.9 | 0.19 | |
| 41*20 | 5 | 67 | 37 | 36 | 55 | 3.8 | 0.23 | |
| 41*26 | 6.5 | 70 | 45 | 37 | 55 | 3.8 | 0.29 | |
EI48 | 48*20 | 8 | 77 | 39 | 43 | 60 | 3.9 | 0.32 |
| 48*24 | 10 | 74 | 45 | 43 | 60 | 3.8 | 0.36 | |
| 48*30 | 12 | 74 | 51 | 43 | 60 | 3.8 | 0.46 | |
EI57 | 57*25 | 15 | 88 | 48 | 50 | 73 | 3.9 | 0.55 |
| 57*30 | 20 | 90 | 53 | 50 | 74 | 3.9 | 0.66 | |
| 57*35 | 25 | 86 | 58 | 51 | 71 | 3.8 | 0.76 | |
EI66 | 66*28 | 30 | 93 | 56 | 58 | 79 | 4.7 | 0.81 |
| 66*32 | 35 | 99 | 58 | 59 | 83 | 3.8 | 0.98 | |
| 66*36 | 40 | 98 | 62 | 59 | 83 | 3.8 | 1.15 | |
| 66*40 | 45 | 96 | 68 | 59 | 82 | 3.8 | 1.2 | |
EI76 | 76*32 | 50 | 110 | 64 | 67 | 96 | 3.8 | 1.35 |
| 76*38 | 60 | 109 | 70 | 67 | 95 | 3.8 | 1.55 | |
| 76*45 | 80 | 106 | 75 | 67 | 90 | 4.8 | 1.8 | |
| EI86 | 86*45 | 100 | 117 | 80 | 75 | 101 | 4.8 | 2.3 |
HENSIRON was founded in 2008. After more than ten years of development and growth, HENSIRON has a professional R& D team, excellent quality process control system, abundant flexible production experience, efficient customization service capabilities and international customers all over the world. Back to 2008, HENSIRON established a Research and Development Center for components, which opened up the business of external design and development of components.
With the accumulation and expansion of business, in order to meet the needs of international customers for customized production of high-quality products and of international customization services, HENSIRON has built two major production bases in Wuxi, Jiangsu Province, and Dongguan, Guangdong Province. In Changzhou City, Jiangsu Province, HENSIRON has set up international affairs′ service centers specially to meet international customization needs.
In terms of plant production management, HENSIRON has gradually implemented ISO 9001 quality assurance system standard, providing Industrial Frequency Transformer, intermediate frequency transformer, audio transformer, ultra-audio transformer and high frequency transformer, various frequency bands of electronic transformers and coils, common-mode inductors, filter inductors, UPS inductors, SMD inductors, SMT inductors, various custom inductors, bar inductors and other magnetic components, as well as various resistors and Load Banks etc. To all industries in the world.
The power transformers, audio transformers, pulse transformers, switching power transformers, transmission transformers, communication transformers, special transformers, encapsulated transformers, and various customized resistance and inductance units or components we provide are all authorized and certified, and our customers highly recognize and evaluate our product quality.
We also provide industrial frequency transformer, intermediate frequency transformer, audio transformer, ultra-audio transformer and high frequency transformer, various frequency bands of electronic transformers and coils, common-mode inductors, filter inductors, UPS inductors, SMD inductors, SMT inductors, various custom inductors, bar inductors
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HENSIRON adheres to the business philosophy of "To Live with Trust, To Develop with Quality ". We, HENSIRON people, always firmly put product quality in the first place. We know that, only under the premise of guaranteeing product quality, HENSIRON can continue to grow and grow - -- the development of HENSIRON is always on the premise of guaranteeing quality. 
HENSIRON adheres to the business philosophy of "To Live with Trust, To Develop with Quality ". We, HENSIRON people, always firmly put product quality in the first place. We know that, only under the premise of guaranteeing product quality, HENSIRON can continue to grow and grow - -- the development of HENSIRON is always on the premise of guaranteeing quality. Over the years, core customers have highly recognized and evaluated the quality of power transformer, audio transformer, pulse transformer, switching power transformer, transmission transformer, communication transformer, special transformer, encapsulation transformer, various customized resistance and inductive unites or components provided by HENSIRON. With this trust and trust from customers, HENSIRON can survive and continue to grow. 
EI transformers are widely used in DVD players, multimedia audio, televisions, small chargers, beauty salon equipment, instruments and meters Small power supply for equipment, stage lighting equipment, lighting control circuit, air conditioning equipment control circuit, medical equipment, monitoring equipment, automation equipment control circuit, mechanical control circuit, energy-saving equipment control circuit and other equipment.