OPS switch

Micro Switch for Construction Machinery Seats (Driver Seat Sensor)

This product is a high-reliability micro switch designed specifically for driver seats in construction machinery (such as excavators, loaders, forklifts, cranes, etc.). Its core function is to accurately detect whether the driver is seated, often referred to as a driver seat sensor.

It is strategically installed beneath the seat cushion or on the internal structure. When the driver is seated, their weight acts on the switch trigger mechanism (such as a plunger or lever), precisely actuating the switch and outputting a clear on/off signal. This signal is a key input to the construction machinery's safety control system and is directly used for:

Engine Start/Stop/Safety Interlock: Ensures that the engine can be started or maintained only when the driver is present, preventing the dangers of unattended operation.

Safety Warning System: When the driver leaves the seat, an audible and visual alarm is triggered or dangerous actions (such as lifting or traveling) are automatically interrupted, enhancing operational safety.

Operation Authority Management: Serves as the basis for verifying driver identity and operating permissions.

Designed to withstand the harsh operating environments of construction machinery (constant vibration, impact, dust, oil, and temperature and humidity fluctuations), this micro switch features a reinforced structural design, offering an exceptionally long mechanical lifespan (typically exceeding one million operations) and excellent environmental resistance (high IP certification). Its carefully selected contact materials ensure stable and reliable signal transmission, ensuring precise response even in harsh operating conditions. Its flexible and easy installation is compatible with mainstream construction machinery seat designs.

This seat-sensing micro switch is an essential core safety component for ensuring safe operation and improving equipment management efficiency in construction machinery. Its durability, reliability, and precision provide a solid safety barrier for operators and the worksite.