ON/OFF Weatherproof Round Rocker Switch with Two 3/16" Male Contact Terminals with #6 screw contacts - IP65. Use SCFP-2218 3/16" Female Push On Connector. 20 Amp max at 12VDC, 10 Amp max at 24VDC.
Mounting hole 13/16" diameter and fits panels up to 1/8" thick. Price for each.,ON/OFF Weatherproof Round Rocker Switch with Two 3/16" Male Contact Terminals with #6 screw