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:

 1.PCB circuits
2.,computer, TV,
3.monitor, scanner,
4.duplicator, mobile adapters,
5.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:

Table4: EFD type Transformer Parameters

 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.

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

5)Technical capabiliies:

Over 50 sets toroidal/annular coil winding machines, 3 EI type transformer lines,2 sets of vacuum annealing furnaces.
6)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

7)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

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.