Hang Tung Electronic Technology Co.,Ltd

EI Series Audio Transformer

EI33 220V Converter Power Transformer for LED Driver

Ⅰ.EI33 high frequency transformer size(unit:mm) high frequency ei33 transformer A. Specification: • Input: AC 110-120V/220-240V 50-60HZ • Output: AC 3.0-36V 100-2500mA • Model: EI35,EI41,EI48,EI57,EI66, EI76.2,EI85.8,EI96,EI114 • Approved by CQC,S,CE,UL • In accordance with ISO9001:2000......

Ⅰ.EI33 high frequency transformer size(unit:mm)

high frequency ei33 transformer   

A. Specification: 

• Input: AC 110-120V/220-240V 50-60HZ

• Output: AC 3.0-36V 100-2500mA

• Model: EI35,EI41,EI48,EI57,EI66, EI76.2,EI85.8,EI96,EI114

• Approved by CQC,S,CE,UL

• In accordance with ISO9001:2000 requirement

• High quality and been treated by insulation

• Quickly delivery and large quantity supply

• Application: home electrical appliances, communication instruments, medical    

• apparatus, power tools, massage armchairs and air-conditioner

• Assembled according to customers specification

B. Wire Materials: 

1. Copper, Aluminum, Aluminum Clad Copper. 

2. The size of transformer total in Aluminum is larger than which total in Copper. 

3. Aluminum instead of Copper Cost Save: 13%-35%/PC 

C. Certification:

ISO9001, CESI, UL, CE, RoHS and SGS. 

D. Testing Items: 

1. No-load Test(No-load Current, No-load Voltage, No-load Loss) 

2. Load Test (Load Voltage, Temperature-rise) 

3. Inductive Voltage Test 

4. DC Resistance Test  5. Safety Test 

E. Application: 

1. Electronic Meter & Apparatus 

2. Cable TV & Digital Network 

3. Electronic Control 

4. Medical Equipment 

5. New Electric Power Supply 

6. Decorative Illumination System 

7. Security Monitor & Control System 

8. Comparison on Transformer with Toroidal, EI, R, CD Shape Core

- specially used in switching power supply and all kinds of high-frequency circuit

- small volume and light weight

F. Features: 

1. Custom designs available

2. High efficiency of over 95%

3. High frequency range 10kHz-1MHz

4. High isolation strength

5. Lower profile and weight

6. high power density

7. High-temperature resistant

8. Operating temperature -40°C to +125°C

9. Power range 10w-10kw

G. Applications:

1. VCRS, Copy machine, Audio equipment, Game machines

2. TV sets, Microcomputer equipment, printers, Terminals

3. Communications control equipment

4. Switching power supply, chargers, alarm system

5. UPS, VCD/DVD players, audio and visual equipment

6. OA machines, inverters, chargers, alarm system

H. Drawing

We can provide various of transformer.

Send your detailed specification we'll quote to you soon.


Since 1987, Hangtung Electronic has been committed to offer customers the best quality ei33 220v converter power transformer for led driver and is well-known as one of the leading manufacturers and suppliers in China. Having been constantly introduced advanced equipment and professionals, we can assure you the high quality of our products. Please rest assured to buy discount and cheap products from our factory.

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