17.5*27.5mm electronic toy coil smart card coil wireless coil hollow self-adhesive coil induction coil
Following specification we have stock:
(we also could make any kind and shapes of cooper antenna coils as customers' request)
Elliptical inner diameter: 17.5*27.5mm
Wire diameter: 0.15mm
Inductance: 2mH
Thickness: 2.9mm,
Turns: 230 turns
