Ingersoll Rand water temprature switch 22275879 for IRN 7.5 - 15 HP (5.5 - 11 kW);SSR UP5−4, UP5−5.5, UP5−7.5, UP5−11c 50Hz SSR UP6−5, UP6−7.5, UP6−10, UP6−15c 60HzIngersoll Rand water temprature switch 22275879 for IRN 7. 5 15 HP (5. 5 11 kW); SSR UP54, UP55. 5, UP57. 5, UP511c 50Hz SSR UP65, UP67. 5, UP610, UP615c 60Hz Application model: IRN 7. 5 15 HP (5. 5 11 kW); SSR UP54, UP55. 5, UP57. 5, UP511c 50Hz SSR UP65, UP67. 5, UP610, UP615c 60Hz OEM number: 22275879