Welcome OEM,ODM Customized Service Customized all kinds and size of air core coil, bobbin core,miniature coil,high precision coil,sensor coil, inductor coil,transformers etc. Customized 1:Products Coil 2:Coil dimension 3:Coil turns, 4:Coil Shapes 5:,inductance etc are all can customized as per your needs. Pls provide us your drawing or samples or specificated information/requirements etc.We will provide quick response and solution. High Quality Air Core Coil for Confidential Entrance System Custom RFID ID Card Coil: Products Code:RFID Air coil D02516-3 Application:RFID accessories Coil Spec:14.4*0.07*684TS Wire:: 2LOCKCS ID:14.40±0.05mm OD:23.6+/-0.05MM Inductance:10.8±1%mH DCR:160-175Ω/25℃ Thinckness:1.24±0.05mm Turn:684TS Products Feature: 1、Reading distance:Fixed style :10~25m(output 30dBm) 2、LifeSpan :10W times writing 3、Data saving :10 years 4、Suitable Temperature :-20℃~70℃; 5 Logos :Screen printed on surface