Part Number: 8.716-076.0 Cross Reference Part Number(s): 6-020395, 950204, 87160760 Manufacturer’s Part Number (MPN): AB3-XO-01-566-1D1-C The 8.716-076.0 Breaker Switch is rated for 277 Volts, 3 Phase, 20 Amps and was used on as the Pump On Off Switch on Hotsy 990 and 990ss hot water pressure washers manufactured before 2000.