| Model: | - |
|---|---|
| Brand: | Gw |
| Origin: | Made In China |
| Category: | Electronics & Electricity / Electric Parts & Materials |
| Label: | transformer , high frequency trans , Visual Equipment |
| Price: |
US $1.3
/ pc
|
| Min. Order: | 1000 pc |
| Live Chat: | Last Online:08 Apr, 2018 |
Basic Info
Model NO.: GWEFD12 EFD15 EFD20 EFD25 EFD30
Frequency Characteristics: High Frequency
Shape of Core: EE
Brand: Grewin
Place of Origin: Tianjin, China (Mainland)
Coil Number: Auto-Transformer
Indicative Power Capacity: UL Insulation System for Class B (130), F (155), H
Brand Name: Gw
Operating Frequency: Higher Than 200kHz: for PCB Circuits, Computer, TV, Monitor
Power Range: Core Type Using N67 Grade Material
20 to 100kHz: High Magnetic Flux and Low Loss Magnetic Materials
Color: Yellow
Trademark: GW
Specification: CE, RoHS, SGS, CESI and ISO9001
Origin: Tianjin, China (Mainland)
We have passed ISO9001,CE,SGS approval and IEC report
EFD type Transformer Parameters
| Model | Pin | Dimension | ||||
| A | B | C | D | E | ||
| EFD-12 | 8 | 6 | 17 | 20 | 3.0 | 13.5 |
| EFD-15 | 10 | 7.3 | 18.2 | 21.35 | 2.5 | 15 |
| EFD-15 | 10 | 7.5 | 19.3 | 22.6 | 3.0 | 16.7 |
| EFD-20 | 10 | 9.4 | 25.3 | 27.7 | 3.75 | 21.7 |
| EFD-20 | 12 | 9.7 | 24 | 26.8 | 3 | 20 |
| EFD-25 | 10 | 13.4 | 29.7 | 35.4 | 5 | 25 |
| EFD-25 | 10 | 12.6 | 29.7 | 31.5 | 5 | 25 |
| EFD-30 | 12 | 12.6 | 31.6 | 35.5 | 5 | 30 |
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
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 |
Contact:
Amy
Tianjin Grewin Technology Co.,Ltd.
Website:www.grewin-tech.com
Tel:86-22-84943756
