Product Overview Part Name: Pressure Switch Sensor Part Numbers: 6744‑81‑4010 6744814010 Application: Detects hydraulic pressure in Komatsu PC200‑8, PC200‑6, PC190 series excavators and switches signals to control system to prevent overpressure or system failure Compatible Models: Excavators: Komatsu PC200‑8, PC200‑6, PC190 series Function: Switches electrical signal when predefined hydraulic pressure level is reached; used in hydraulic safety shutdown and feedback systems Condition: Brand New / OEM‑Quality Replacement Technical Specifications Type: Hydraulic pressure switch/sensor Voltage: 12 V or 24 V compatible control circuit Pressure Range: Setpoint dependent (typically 350–400 bar) Thread Size: OEM metric hydraulic port fitting Connector Type: Single‑pin sealed electrical connector Material: Stainless steel housing with sensor diaphragm and sealed internals Cycle Life: ≥ 100,000 switching operations Weight: Approx. 0.3 kg Operating Temperature: –25 °C to +125 °C Shipping: Global delivery available | Estimated 3–5 Days