People can purchase tesla coil kits via the Products section of the oneTesla website. They can also purchase tesla coil kits through the eBay and TeslaTronix websites.
OneTesla offers its customers three different kinds of kits, as of August 2015. The most expensive of the three is the oneTeslaTS DIY Musical Tesla Coil Kit, costing $399.99. The tinyTesla Musical Tesla Coil Kit is the next most expensive item, costing $229.99. The SD Card Interrupter Kit is the least expensive, costing $99.99. OneTesla also sells replacement parts for its products. Some of the parts include wires, fuses, transmitters, USB-MIDI adapters and lithium batteries.