This coolant temperature switch is compatible with models 730, 735, 740, 785B, 793C, 938G, 962G, and 950G.It monitors engine coolant temperature and activates cooling system components as required.The switch replaces part numbers 146-0240, 1-146-0240, 1460240, and 11460240 and is designed for under normal conditions.Installation follows standard procedures for similar components.