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| Brand Name; | GREWIN Transformer | Core structure; | lamination | Coil number; | Autotransformer |
| Place of Origin; | China | Coil Material; | ferrite | Coil structure; | toroidal |
| Usage; | High Frequency | Model : | EE | Phase; | single |
| Application; | High-frequency switching power supply and High-frequency inverter power transformer. PBX | ||||
| Deliver time; | Within 10 working days | Package; | Customized standard cartons | ||
| ATTENTION; | YOU CAN CUSTOMIZED ALL SERIERS ACCORDING TO YOUR REQUERMENT | ||||
| Type | Core "E" Dimension | |||||
| A(mm) | B(mm) | C(mm) | D(mm) | E(mm) | F(mm) | |
| EE13 | 12.6 | 6.5 | 4.5 | 3.7 | 8.9 | 3.7 |
| EE14 | 14.3 | 7.8 | 5.2 | 4.3 | 10.5 | 4.5 |
| EE16 | 16.0 | 8.2 | 5.7 | 4.7 | 11.3 | 4.7 |
| EE20 | 20.4 | 10.1 | 7.0 | 5.9 | 14.1 | 5.9 |
| EE25 | 25.0 | 12.8 | 8.7 | 7.5 | 17.5 | 7.5 |
| EE30 | 30.0 | 15.2 | 9.7 | 7.2 | 19.5 | 7.3 |
| EE32 | 32.0 | 16.4 | 11.2 | 9.5 | 22.7 | 9.5 |
| EE36 | 36.0 | 18.0 | 12.0 | 10.2 | 24.5 | 11.5 |
| EE42 | 42.0 | 21.0 | 14.8 | 17.2 | 29.5 | 15.2 |
| EE55 | 55.0 | 27.8 | 18.5 | 17.2 | 37.5 | 21.0 |
| EE65 | 65.0 | 32.8 | 22.2 | 20.0 | 44.2 | 27.4 |
| EE70 | 70.5 | 33.2 | 21.9 | 22.0 | 48.0 | 32.0 |
1).Features: Has a strong anti-interference, distributed capacitance, impedance, attenuation of low transmission, firmstructure,can fine-tune the inductance, etc., are widely used in faxmachines, PBX.2). Applicable frequency range: 20 to 100kHz :Operating frequency: higher than 200kHzHigh magnetic flux and low loss magnetic materialsWith 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 U105 to 10: E (F) 16, RM5 and P14/810 to 20: RM6, E (F) 20, P18, U15 and EFD1520 to 50: RM8, P22, RM10 ETD29, E25 and EFD2050 to 100: ETD29, ETD34, RM12, P30 and EFD25100 to 200: ETD34, ETD39, ETD44, P36, E30, E42 and EFD30200 to 500: ETD44, ETD49 and E55>500: ETD54, ETD59 and E65
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 beforedelivery.(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.| 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 |