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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: PXX
  • Model Number: Ei28
  • Usage: Power, Electronic, Instrument, Lighting, Rectifier, Audio
  • Phase: high frequency
  • Coil Structure: Toroidal
  • Coil Number: Autotransformer
  • Certificates: RoHS, ISO 9001:2008 , CE
  • Winding Type: Multi-winding Transformer
  • Inductance: 10uh-2mh
  • Wire Diameter: 0.05-0.25mm
  • sample: free
  • color: yellow
  • Core material: PC40, PC44, PC95
  • Frequency: 50/60 HZ

Packaging & Delivery

Packaging Details Standard export cartons .
Delivery Time 10-15 Days

high quality EI13/EI16/EI19/EI22/EI25/EI28/EI30 220v to 20v electronic power transformer price for inverter


Item NameISO Factory Low Price UL ROHS Certified ei28 EI13 EI16 EI 19 EI22 EI25 EI28 EI30 power transformer
Model No.EI28
Componentsferrite core, bobbin, copper wire, coper foil tape, margin tape, tube
Bobbin MaterialPhenolic
Shape Typehorizontal type / vertical type / SMD type
Working Frequency Range50/60 HZ
Output Power1W-3000W
Output Voltage0.5V-5000V
Output Current0.01A-100A
Storage Temperature-25℃ to +95℃
Working Temperature-40℃ to +125℃
Storage Humidity30% to 95%
Test Items

Ø Turns Ratio

Ø Inductance

Ø Phase Test

Ø Inductance leakage

Ø DC resistance test
Ø Withstand voltage
Ø Insulation resistance

CertificationsISO9001:2008, ISO14001:2008, UL, CQC
MOQ1000 pcs
Sample Time3-5 working days
PackageEPE foam + export carton, or  plastic tray+export carton
Delivery timeabout 15 working days against deposit
FeatureLarge transmission power
Low loss
Low temperature rise
Stable performance

1. switching power supply industry

2. electrical equipments industry

3. medical equipments industry

4. communication equipments industry

5. the solar energy & inverter equipments industry

6. The electric car charger industry

7. vehicle electronic equipment industry

high quality EI13/EI16/EI19/EI22/EI25/EI28/EI30 220v to 20v electronic power transformer price for inverter








high quality EI13/EI16/EI19/EI22/EI25/EI28/EI30 220v to 20v electronic power transformer price for inverter








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Company Profile


Shenzhen Pengxiangxing Technology Co.,LTD established in 2007 and specializes in diverse electrical inductors, transformers etc. over 19 years with rich experiences and wins good reputation from domestic and oversea customers.


Our factory is capable of ISO 9001:2008 , CE , RoHS certificates and can meet all kind of client needs . " Integrity , Quality " are what we purse all the time . Let's join our hands to create brilliant future !



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Transaction History of the Supplier

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Transaction Details

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China (Mainland)
Transaction Level:
Supplier Assessments:
2 Transactions 10,000+
The supplier’s transactions conducted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $28,000
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