Efd Series Power Frequency Transformer for Printer

• Customization: Available
• Application: Power, Electronic, Instrument, Lighting, Rectifier, Audio, Charger, Lamp, Communication Equipment
• Phase: Single
• Model NO.: GWEFD 12 EFD15 EFD20 EFD25 EFD30
• Core: Shell-type Transformer
• Cooling Method: Dry-type Transformer
• Winding Type: Auto-transformer
• Certification: ISO9001-2000, ISO9001, CCC, CE
• Usage: Efd Transformer for Microcomputer Equipment
• Frequency Characteristics: High Frequency
• Shape of Core: EE
• Brand: Grewin Efd High Frequency Transformer
• Electronic Transformer Color: Yellow, Black
• Frequency Electronic Transformer: Higher Than 20kHz- 200kHz
• Transformer Materials: High Magnetic Flux and Low Loss Magnetic Materials
• Electronic Transformer Application: PCB Circuits, Computer, TV, Monitor, Scanner
• Insulation: UL Insulation System for Class B (130), F (155), H
• Magnetic Electronic Transformer: EPC Ep DC Power Magnetic Transformer
• Features: Low Transmission, Strong Anti-Interference, Dist
• RM Etd Ee Electronic Transformer: Windely Used Fax Machines, PBX
• Efd25 Epcs Ee65 RM10 Transformer: DC Magnetic Transformer for Electrical Microwave
• High Frequency Transformer Models Sereis: Ee, Etd, Efd, Er, Ep, Ec, RM, Pq, pH etc.
• Transport Package: Export Standard Carton or Customize Strong Pallet
• Specification: CE
• Trademark: Grewin EFD High Frequency Transformer
• Origin: China
• HS Code: 85043190
• Production Capacity: 50000PCS

Product Description

We have passed ISO9001,CE,SGS approval and IEC report




EFD Series Power Transformer,Switching power supply Transformer for printer




EFD type Transformer Parameters

Brand Name;	GREWIN Transformer	Core structure;	lamination	Coil number;	Autotransformer
Place of Origin;	China	Coil Material;	ferrite	Coil Structure;	toroidal
Usage;	High Frequency	Model ;	EFD049	Phase;	single
Application;	High-frequency switching power supply and High-frequency inverter power transformer. PBX
Deliver time;	Within 15 working days		Package;	Customized standard cartons
ATTENTION;	YOU CAN CUSTOMIZED ALL SERIERS ACCORDING TO YOUR REQUERMENT

Table2: 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 ".
Grewin Mission: Growing together side by side,Mutual success hand in hand.
Production:


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:                                                       
Cathy
Tianjin Grewin Technology Co.,Ltd.
Website:transformer.en.made-in-china.com