Premium Materials: Engine oil pressure switch is made of materials with good electrical conductivity, to wear and heat, can withstand harsh conditions including exposure to changing temperatures and vibrations Ideal Malfunction Solution: Engine oil pressure monitor switch solves problems such as engine failure due to low oil pressure, abnormal engine noise or vibration, engine overheating, premature engine wear, unexpected engine shutdown Oil Pressure Level Detection: Engine oil generator pressure switch continuously monitors oil pressure levels to they remain within the preset operating range, ensuring smooth operation of the gas engine or generator engine Pressure Signals Activation: Engine oil pressure indicator switch triggers alarm signals to notify operators or automatically initiates protective measures such as shutdowns or switching to backup systems when low oil pressure is detected Fit Perfectly: Engine oil pressure sensor switch fit for Onan QG Generator HGJAA / HGJAB / HGJAC / HGJAD / HGJAE / HGJAF and Others, fit all EH650V gas engines replace: 187-6265 1876265 name:Oil Pressure Switch Material: Metal Color: As shown Package Contents: 1 x Oil Pressure Switch Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.