This integrated oil pressure switch and sender unit is widely used for multiple engine types. It precisely senses real-time lubricating oil pressure value and transmits clear signals to vehicle instrument panel and control system. It timely reminds users of abnormal oil pressure to prevent insufficient lubrication and engine damage. Made of high-quality wear-resistant and oil-proof materials, it owns outstanding sealing performance and long working life. It is a practical general-purpose replacement part for daily engine maintenance and overhaul work.