Tianjin, China
Business Type:
Business Range:
Auto, Motorcycle Parts & Accessories, Consumer Electronics, Electrical & Electronics, ...
Plant Area:
501~1000 square meters
Management System Certification:
ISO 9001, ISO 9000, ISO 20000
Main Markets:
North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, ...
OEM/ODM Service
Sample Available
MEI Awards

Ei30 PCB Low Frequency Transformer, Encapsulated Power Transformer for Lighting, 50Hz Ei Series Transformer manufacturer / supplier in China, offering Ei30X12 PCB Encapsulated Transformer 230V 50/60Hz for Lighting, Electronics Power Supply China with IEC, High Frequency Coils Chokes for PCB and so on.

Gold Member Since 2011
Audited Supplier

Ei30X12 PCB Encapsulated Transformer 230V 50/60Hz for Lighting

Get Latest Price
Purchase Qty. / Reference FOB Price
500-999 Pieces US $0.5
1,000-4,999 Pieces US $10
5,000+ Pieces US $16.1
Production Capacity: 50000PCS
Transport Package: Export Standard Carton or Customize Strong Pallet
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram
Application: Power, Electronic, Instrument, Lighting, Rectifier, Audio, Charger, Lamp, Communication Equipment
Phase: Single
Core: Shell-type Transformer
Cooling Method: Dry-type Transformer
Winding Type: Auto-transformer
Certification: ISO9001-2000, UL, ISO9001, CCC, CE

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Basic Info

Model NO.: 1.1va 10va 30va 50va 100va 150va 200va 300va 350va
Usage: Ei Low Frequency Transformer for Audio, Lighting
Frequency Characteristics: Low Frequency
Shape of Core: EI
Brand: Grewin Ei Low Frequency Transformer
Input Voltage: AC380V-240V-230V-220V-120V-110V-100V
Expoxy Resin Transformer: PCB Mounting Encapsulated Transfomrers
Dielectric Strength 4500vrms: Temperature Classb
Sg,UL Approval: Water-Resistant Power Transformer
Test: All Products Are 100% Test Passed and Hi-Pot Shock
Maximum Output: 1.2W, 12W, 20W, 35W, 40W, 50W, 90W, 180W, 200W, 6
Output: AC(0--380V); DC(0--50V)
Application1: 1. Measuring Instruments;Communication Prducts. Me
Design and Custmize: Inductance, Coils, Transformers with Best Quality
Material: Silicone Laminated Steel
Trademark: Grewin Ei Encapsulated Low Frequency Transformer
Specification: CE
Origin: China
HS Code: 85043190

Product Description

EI30X12 pcb Encapsulated transformer 230V 50/60HZ for Lighting

Ei30X12 PCB Encapsulated Transformer 230V 50/60Hz for Lighting

1.Product Specification:

1. Models:
EI28, EI30, EI35, EI41, EI48,EI57, EI66, EI86, EI96, EI105, EI114, EI133, EI152, EI162 etc.

2. Maximum output: 1.2W, 2W, 4W,12W, 20W, 35W, 40W, 50W, 90W, 180W, 200W, 400W, 600W, 850W, 1500W, 2400W, 2700W etc.

3. Input:
100Vac, 110Vac, 115Vac, 120Vac, 220Vac, 230Vac, 240Vac etc.

4. Output:
AC(0--380V); DC(0--50V)

2.Technical Parameter Table:


 Model Power         Dimension(cm) Weight (KG) Voltage   regulation Approval mark
 GWT-EI28 1.5W 43  30 38 28 0.11 35 CE,TUV,
 GWT-EI35 3.0W 47  37 38 33 0.15 22 CE,TUV,
 GWT-EI41 11.0W 54  43 47 35 0.32 16.5 CE,TUV,
 GWT-EI48 25.0W 62  50 65 43 0.57 13.1 CE,TUV,
 GWT-EI57 40.0W 73  59 65 51 0.84 11.8 CE,TUV,
 GWT-EI66 80.0W 83  68 80 58 1.38 9.3 CE,TUV,
 GWT-EI76 140W 64 70 76 85 68 2.25 7.6 CE,TUV,
 GWT-EI86 180W 72 75 86 92 73 2.82 7.1 CE,TUV,
 GWT-EI96 250W 80 81 96 90 82 3.36 6 CE,TUV,



1. Measuring instruments.
2. Communication prducts.
3. Medical instruments.
4. Audio & Video
5. Elevator
6. Machinery

Ei30X12 PCB Encapsulated Transformer 230V 50/60Hz for Lighting


1) Important components for electronic equipment and wireless equipment
2) Power: 0.15-1,500W
3) The transformer core is made of high quality silicone laminated steel
4) All products are 100% test passed and hi-pot shock
5) Clean, tidy, easy for installation

1.UL, CUL, CE, ROHS, ISO9001:2008
2.We offer custom-made transformers, OEM and ODM are welcome
3.We deliver the quality you expect at consistently competitive prices
4.Transformer quality lifetime:10 Years.
5.Specialty Sales service:5 -10 Years
6.Transformers Test: 100% test before the shipment

About us:

1. Tianjin Grewin Technology Co.,ltd. has always laying great emphasis on our core business philosophy "Quality and Honesty First ".

2.product procedure:
The following picture showed you about all finished transformer production line and package with export standard carton and strong pallets:

Ei30X12 PCB Encapsulated Transformer 230V 50/60Hz for Lighting

3.Terms of Shipment:

Within 10 working days after received related prepayment or L/C.

4.Payment terms:

(1). T/T 100% or 50% deposit by T/T in advance, balance amount to be paid 7 days before


(2). By irrevocable L/C at sight, to be issued immediately against confirmed order.

(3). Payment by T/T, if order amount is less than USD 20,000.

5.Flow chart of trading activities:



Days need


Request for quotation

1 day


Making quotations

1 day


Offer and counter offer

3 days


Sending and receiving samples

3-10 days


Sample confirmation

3 days


Placing a firm order

1 day


Paying and receiving the down payment

1-4 day


Factory production & Quality inspection

15-20 days


Paying and receiving the balance

4 days


Delivery of goods

1 days

PLZ Contact us:



Tianjin Grewin Technology Co.,Ltd.

Tel: 86-22-84943756






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