Wattgate is manufacturer of connectors for power cables (mains). Made in USA.
Wattgate is USA company who produce connectors for power cables - IEC, NEMA, Schuko.
Product range have 2 groups of products - Standard and Audiograde. Each group divided into 2 series - Classic and Evolution. Classic is more affordable, but still extreme quality. Audiograde have several options for plating - Silver (AG), Gold (AU), Rhodium (RH). Wattgate connectors used by many hi-end power cable manufacturers world-wide.
Made in USA, true audiophile quality.