Gold Member Since 2011
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Tianjin Grewin Technology Co., Ltd.

PCB Mounting Power Transformer, Low Frequency Lighting Transformer, Power Lighting PCB Transformer manufacturer / supplier in China, offering PCB Mounting Low Frequency Transformer Power Lghting Transformer, Silicon Steel Inverter Toroidal Transformer for Impedance Converter, DC Immunity Miniature CT Price Mini Current and so on.

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Supplier Homepage Product Laminated Transformer Leads wire chasis power transformer PCB Mounting Low Frequency Transformer Power Lghting Transformer

PCB Mounting Low Frequency Transformer Power Lghting Transformer

Purchase Qty.:
500-999 1,000-4,999 5,000+
FOB Unit Price: US $0.5 US $10 US $16.1
Purchase Qty. (Pieces) FOB Unit Price
500-999 US $0.5
1,000-4,999 US $10
5,000+ US $16.1
Get Latest Price
Production Capacity: 50000PCS
Transport Package: Export Standard Carton or Customize Strong Pallet
Payment Terms: L/C, T/T, D/P, Paypal, Money Gram, Western Union

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Basic Info
  • Model NO.: 3va 4va 8va 20va 22va 25va 35va 37va 50va
  • Phase: Single
  • Cooling Method: Dry-type Transformer
  • Certification: ISO9001-2000, UL, ISO9001, CCC, CE
  • Frequency Characteristics: Low Frequency
  • Brand: Grewin Ei Low Frequency Transformer
  • Different Mounting Types: Lead-Wire Type, Rack Type, Plug-in Type, etc.
  • Power: 0.15-1, 500W
  • Maximum Output: 1.2W, 12W, 20W, 35W, 40W, 50W, 90W, 180W, 200W, 6
  • Application1: 1. Measuring Instruments;Communication Prducts. Me
  • Material: Silicone Laminated Steel
  • Specification: CE
  • HS Code: 85043190
  • Application: Power, Electronic, Instrument, Lighting, Rectifier, Audio, Charger, Lamp, Communication Equipment
  • Core: Shell-type Transformer
  • Winding Type: Auto-transformer
  • Usage: Ei Low Frequency Transformer for Audio, Lighting
  • Shape of Core: EI
  • Input Voltage: AC380V-240V-230V-220V-120V-110V-100V
  • Advantages: Low No-Load Loss, High Efficiency, Low Temperature
  • Test: All Products Are 100% Test Passed and Hi-Pot Shock
  • Output: AC(0--380V); DC(0--50V)
  • Design and Custmize: Inductance, Coils, Transformers with Best Quality
  • Trademark: Grewin Ei Wire Lead Low Frequency Transformer
  • Origin: China
Product Description

PCB Mounting Low Frequency Transformer Power Lghting Transformer

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:

 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


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:

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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