The SWC9756AK100-18 from Laird Connectivity is a 15 W Wireless Charging Transmitter Coil with an inductance from 8.82 to 11.22 μH at 100 kHz. It has a DC Resistance from 60 to 65 mΩ and operates at a temperature from -40 to +125 °C. This WPC Qi (MP A9, A13, A15) compliant coil measures 56 x 96 x 4 mm.