Welcome to LingChuang Huacai Electronic Technology
+0086-15378581688 amoy.sheng@lcelectron.com.cn  
Customer EC ,EFD,EF,ETD High Voltage & high frequency transformer power transformer

Feature of Low Frequency Transformer 

1.Small idle current 28 Strong load capacity small idle current lamp transformer

2.Strong load capacity

3.Multiple output windings

Detail
Product Description

Model

 EI28

Thick of Iron core(MM)

 7-15

Maximum output power(W)

 1.2

Input rated voltage

 Single phase:220VAC

Operation efficiency

 50HZ

Output voltage

 13.5VAC

Output current

 0.5A

Power

 6W

Specifications

 EI41*20

Efficiency

 ≥98%

Temperature rise

 <85℃

Waveform distortion

 <0.1%

Dielectric strength

 2000V,Without breakdown in one minute

Insulation Resistor

 Winding insulation resistor to single phase≥2.2MΩ

Conditions of Use

 1.Ambient Temp.:-15℃~+40℃

 2.Relative humidity:≤85%

Input/Output voltage(V)

Single phase input voltage can meet the requirements 
of different regions:AC240-230-220-120-115-110-100,
Also designed according to customer special 
requirements.Output voltage is designed according 
to customer requirements

Remark

EI41*20 low frequency transformer shown as the above is one of the related technical parameters.Our 

company can make low frequency transformers(EI28-EI105)

with different specifications according to client's requirement. 

Welcome to inquire.

Application 

Widely used in instruments,power supply of 
instruments,switching power supply, power adapter, 
chargers, LED power supply and laptop power supplies.

Product name
High Frequency Transformer
 Operation frequency
20kHz-500KHz
Output power
10 to 1000 W
Working temperature
-40℃ to +180℃
Storage temperature 
-25℃ to +95℃
Storage humidity
30 to 95%
Series
EE、EC/EER/ER、RM、POT、DR、EI、EF、EFD、 EPC、PQ、UU
Application
Program-controlled exchanger power、Power unit for LCD/VCD/DVD、Inverted unit for High-power UPS、Computer power unit、Various pocketsize electronic apparatuses and Instruments
certification
SGS/RoHS/CE/FCC/CQC
OEM/ODM
Offered
Price
The unit price which depends on technical complexity is around USD0.6 to 1.5/pcs, FOB GuanAn.
Remark
We have 3 R&D centers,We are making great efforts to meet your different requirements.


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Contact us
 

Telephone:0826-4855500

Mobile:+0086-15378581688

Email:Charlie.xue@lcelectron.com.cn

          amoy.sheng@lcelectron.com.cn

Address:Lingchuang Road, Industrial new town, Huaying City, Sichuan Province,CN . Post. Code: 638007

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