WIRELESS POWER TRANSFER COILS WE-WPCC offer the best performance with highest Q-factor and lowest RDC values. Standardized coils, according to Wireless Power Consortium (WPC), and other off-the-shelf components from 50 mW to 200 W are available. Customized solutions for wireless power coils up to 11 kW are possible. This results in the industry‘s broadest portfolio of wireless power transfer coils.