We have passed ISO9001:2015,CE,SGS approval and IEC report 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 500: ETD54, ETD59 and E65 5)Advantage: 1.UL, CUL, CE, ISO9001:2015 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: The following picture showed you about all finished transformer production line and package with export standard carton and strong pallets: RM Type High Frequency Transformer for Electronic Usage 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