Part # Description Volts 6-8Ton 10-15Ton 20-22Ton 30Ton 1C18810P1 COMP S/HERM 208/230-3-60 208/230-3-60Hz   2     1C18810P2 COMP S/HERM 460-3-60 460-3-60Hz   2     1C18810P3 COMP S/HERM 575-3-60 575-3-60Hz   2