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

E Core High Frequency Transformer, Efd Switching Power Supply Transformer, Efd Electric Lighting Transformer manufacturer / supplier in China, offering 220V 12V 24V High Frequency Transformer with Epcos Cores, High Quality Toroidal Minature Current Transformer, Accuracy 0.1 0.2 Minature Current Transformer for Electrical Watthour Meter and so on.

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Supplier Homepage Product Ferrite magnetic frequency transformer High frequency magnetics 220V 12V 24V High Frequency Transformer with Epcos Cores

220V 12V 24V High Frequency Transformer with Epcos Cores

Purchase Qty.:
(Pieces)
500-999 1,000-4,999 5,000+
FOB Unit Price: US $0.8 US $0.65 US $0.55
Purchase Qty. (Pieces) FOB Unit Price
500-999 US $0.8
1,000-4,999 US $0.65
5,000+ US $0.55
Get Latest Price
Port: Tianjin, China
Production Capacity: 50000PCS
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram

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Basic Info
  • Model NO.: EE EF PQ RM EFD
  • Phase: Single
  • Cooling Method: Dry-type Transformer
  • Certification: ISO9001-2000, UL, ISO9001, CCC, CE
  • Frequency Characteristics: High Frequency
  • Brand: Grewin Efd High Frequency Transformer
  • Frequency Electronic Transformer: Higher Than 20kHz- 200kHz
  • Electronic Transformer Application: PCB Circuits, Computer, TV, Monitor, Scanner
  • Magnetic Electronic Transformer: EPC Ep DC Power Magnetic Transformer Alibaba
  • RM Etd Ee Electronic Transformer: Windely Used Fax Machines, PBX
  • High Frequency Transformer Models Sereis: Ee, Etd, Efd, Er, Ep, Ec, RM, Pq, pH etc.
  • Transport Package: Export Standard Carton or Customize Strong Pallet
  • Origin: China
  • Application: Power, Electronic, Instrument, Lighting, Rectifier, Audio, Charger, Lamp, Communication Equipment
  • Core: Shell-type Transformer
  • Winding Type: Auto-transformer
  • Usage: Efd Transformer for Microcomputer Equipment
  • Shape of Core: EE
  • Electronic Transformer Color: Yellow, Black
  • Alibaba Transformer Materials: High Magnetic Flux and Low Loss Magnetic Materials
  • Insulation: UL Insulation System for Class B (130), F (155), H
  • Features: Low Transmission, Strong Anti-Interference, Dist
  • Efd25 Epcs Ee65 RM10 Transformer: DC Magnetic Transformer for Electrical Microwave
  • Trademark: Grewin EFD High Frequency Transformer
  • Specification: CE
  • HS Code: 85043190
Product Description
Name:

220v 12v 24v E core High Frequency Transformer,Audio Power Transformer,Lighting Transformer



EFD type Transformer Parameters

Brand Name;
GREWIN TransformerCore structure;laminationCoil number;Autotransformer
Place of Origin;ChinaCoil Material;ferriteCoil Structure;toroidal
Usage;High FrequencyModel ;EFD049Phase;single
Application;High-frequency switching power supply and High-frequency inverter power transformer. PBX
Deliver time;Within 15 working daysPackage;Customized standard cartons
ATTENTION;YOU CAN CUSTOMIZED ALL SERIERS ACCORDING TO YOUR REQUERMENT
 

Model 
PinDimension
ABCDE
EFD-128617203.0 13.5
EFD-15107.318.221.352.515
EFD-15107.519.322.63.0 16.7
EFD-20109.425.327.73.7521.7
EFD-20129.72426.8320
EFD-251013.429.735.4525
EFD-251012.629.731.5525
EFD-301212.631.635.5530

 
1).Features:
 Has a strong anti-interference, distributed capacitance, impedance, attenuation of low transmission, firm
structure,can fine-tune the inductance, etc., are widely used in fax
machines, PBX.

 
2). Applicable frequency range: 20 to 100kHz :
Operating frequency: higher than 200kHz
High magnetic flux and low loss magnetic materials
With low leakage inductance and high efficiency .

 
 3).Applications:

 
PCB circuits, computer, TV, monitor, scanner, duplicator, mobile adapters, printer and other equipments and
instruments.
UL insulation system for Class B (130), F (155), H (180)

 
4). Can make other customized Ferrite transformers:
Power range: core type using N67 grade material
<5: RM4, P11/7, EF12.6 and U10
5 to 10: E (F) 16, RM5 and P14/8
10 to 20: RM6, E (F) 20, P18, U15 and EFD15
20 to 50: RM8, P22, RM10 ETD29, E25 and EFD20
50 to 100: ETD29, ETD34, RM12, P30 and EFD25
100 to 200: ETD34, ETD39, ETD44, P36, E30, E42 and EFD30
200 to 500: ETD44, ETD49 and E55
>500: ETD54, ETD59 and E65



Other Related High Frequency Transformer Parameters:

Table1: EE type Transformer Parameters

EE type transformer
Part No.Terminal
  Pins
Dimension mmTypeElectrical parameter
ABCInductanceOutput power(W)
EE-8.368.08.08.3V100.0uH0.2-3.0
EE-10811.510.210.2V80.0uH0.5-5.0
EE-131012.012.513.0V120.0uH0.5-8.0
EE-16-1614.813.316.0V90.0uH1.0-10.0
EEL-161028.516.021.9V600.0uH2.0-15.0
EE-19-1817.616.019.0V800.0uH3.0-30.0
EEL191031.516.021.1V1200.0uH3.0-30.0
EE-25-1620.018.225.2V2000.0uH3.0-45.0
EEL25835.317.525.2V2800.0uH3.0-45.0
EE-301021.029.230.0H900.0uH3.0-50.0
EE-401427.630.540.0H1500.0uH3.0-55.0
EE-42/15-11233.844.042.0H2000.0uH3.0-80.0
EE-42/20-11245.039.842.0V1900.0uH3.0-90.0
EE-552050.050.055.0H3000.0uH3.0-150.0
EE-651655.251.865.0H4500.0uH3.0-300.0


Table2:EPC type Transformer Parameters

Model
Dimension (mm)VAWeight
ABCf=50KHzf=100KHzg
EPC-9.5105.5101.12.59
EPC-13149145811
EPC-17191118142018
EPC-19201321182721
EPC-25271726365929
EPC-27291736527535

Table3: ER type Transformer Parameters
 
ER Transformer Specification
ModelPINDimension
ABC+/-0.5D+/-0.5EF
ER25.5819.519.712.54525.5
ER281230.52317.54531
ER281223.128.2254529.1
ER28123627204530
ER281226.337.1304530.2
ER331437.52822.54536
ER351443.52822.54535.5
ER351629.140.335.44540.3
ER39164631.1254543.1
ER39163341.530.8547.542.3
ER40164831.1254543.1
ER42151445.530254542
ER4220144437.5364542

Table4: PQ type Transformer Parameters
 
COILFORMER DIMENSIONS (mm)

TYPE

A

B

C

D

E

F

G

H

I

J

K

L

M

N

O

PQ20/16

23.15

17.35

23.15

20.3

2.5

9

3.8

5.1

17.9

9.7

7.82

10.8

2.4

0.6

7.35

PQ20/20

23.15

17.35

23.15

20.3

2.5

9

3.8

5.1

22

13.85

12

10.8

2.4

0.6

7.35

PQ26/20

26.6

21.85

29.75

25.4

-

12.3

3.8

7.6

21.5

11.05

9

14.2

2.4

0.65

7.2

PQ26/25

26.6

21.85

29.75

25.4

-

12.3

3.8

7.6

26.05

15.65

13.55

14.2

2.4

0.65

7.2

PQ32/20

32.15

26.7

34.3

30.5

-

13.85

5.1

7.6

22.35

11.05

8.9

15.9

2.8

0.75

7.2

PQ32/30

32.15

26.7

34.3

30.5

-

13.85

5.1

7.6

32.15

20.85

18.7

15.9

2.8

0.75

7.2

PQ35/35

35.00

31.0

39.0

-

-

15

-

-

37.4

-

22.4

16.9

-

1

5




5)Advantage:
1.UL, CUL, CE, 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).Terms of Shipment:
Within 10 working days after received related prepayment or L/C.


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

4).Flow chart of trading activities:
 

NO

Step

Days need

1

Request for quotation

1 day

2

Making quotations

1 day

3

Offer and counter offer

3 days

4

Sending and receiving samples

3-10 days

5

Sample confirmation

3 days

6

Placing a firm order

1 day

7

Paying and receiving the down payment

1-4 day

8

Factory production & Quality inspection

15-20 days

9

Paying and receiving the balance

4 days

10

Delivery of goods

1 days




PLZ Contact us:

                                                     
Alice
Tianjin Grewin Technology Co.,Ltd.
Tel: 86-22-84943756
 
Website:
http://www.grewin-tech.com

 
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