American Volt Dual 10" Inch Electric Radiator Cooling Fans & 3/8" Npt Probe Fan Thermostat Kit Dual 10 inch reversible 12 volt electric cooling fans. Powerful 80 watt motors will keep your engine cool. Configured as air pullers. Blade and wiring can be reversed to make air pushers. Full installation tie strap mounting kits included. 3/8" NPT thread-in probe thermostat wiring kit.