Genuine, OEM Devilbiss Replacement Part Devilbiss replacement pressure switch, part number A17370 Compatible with: C7550, C7550, C7550, E7540, E7540, 919-16781, 919-16561, CPLMC7580V2C, CPLMC7580V2C, CPLMC7580V2C Measures approximately 6.40 X 4.30 X 2.95 inches Devilbiss OEM Switches part# A17370. Compatible with: C7550, C7550, C7550, E7540, E7540, 919-16781, 919-16561, CPLMC7580V2C, CPLMC7580V2C, CPLMC7580V2C