Color: Joint venture Product overview This microswitch hydraulic safety lock pilot lock switch restores and secures pilot control functions on compatible excavators. It is intended as a direct replacement part for models listed below and helps prevent unintended hydraulic movements during operation and maintenance. Key benefits Restores safety function: Reestablishes the hydraulic pilot lock circuit to prevent accidental control activation and unintended movement. Improves machine reliability: Replaces worn or faulty switches to consistent switching performance and stable control response. Easy to install: Compact form factor and standard mounting interface simplify replacement during routine service or field repairs. Broad compatibility: Designed for use with the listed excavator models for straightforward part matching. Durable operation: Built for regular use in heavy equipment control systems to provide dependable switching over time. Main attributes Function: Hydraulic safety lock pilot lock microswitch for control circuit isolation and safety interlock operation. Compatibility: Compatible with excavator models E320B, 320C, and 320D. Verify model and part number before installation. Size: Compact design to fit standard pilot lock switch locations and mounting points. Material and construction: Engineered for use in excavator control assemblies and repeated mechanical switching cycles. Performance: Provides reliable electrical switching for pilot lock circuits to ensure proper hydraulic lock behavior. Typical applications and use scenarios Onsite maintenance replacement: Swap a failed pilot lock microswitch on an E320D during scheduled service to restore safe pilot control operation. Emergency field : Install this microswitch when a machine exhibits intermittent control lock behavior to regain predictable hydraulic response. Workshop overhaul: Use as part of a control system rebuild on E320B or 320C models when replacing multiple pilot components to ensure consistent system performance. Installation and compatibility notes Confirm compatibility with your machine model and existing wiring harness before installation. Follow manufacturer service procedures and safety practices when working on hydraulic and control systems. Professional installation is recommended if you are not experienced with excavator electrical or hydraulic controls. This product provides a practical replacement solution for maintaining hydraulic pilot lock safety and control on compatible excavators.