Excavator Ignition Switch and Electric Door Start Switch for R1507, 2157, 2257 Product overview This ignition switch assembly serves as a directfit replacement for R1507, 2157, and 2257 excavators. It combines the ignition switch, electric door start switch, and ignition lock functions in a single unit to restore reliable starting and secure control of engine power. Key benefits Restores reliable starting and control: Replaces worn or faulty switches to restore normal engine start and stop operation. Reduces downtime: Directfit compatibility and plugin style connection allow fast replacement on site, cutting service time. Improves security: Integrated ignition lock helps prevent unauthorized engine start. Durable operation: Built for frequent switching and heavyduty use typical of excavator work cycles. Simple replacement: Designed to match original mounting points and electrical connections for straightforward installation. What it does Acts as the primary ignition switch for engine start and stop. Provides an electric door start switch function where applicable. Locks the ignition to prevent unintended operation when the key is removed. Compatibility and fit Specifically compatible with excavator models: R1507, 2157, 2257. Designed for a direct replacement fit with matching mounting and electrical interface for the listed models. Key attributes Function: Ignition switch, electric door start switch, ignition lock. Compatibility: R1507, 2157, 2257 excavators. Size and fit: Compact design engineered for direct replacement in the specified models. Construction: Built with robust components to withstand regular use and the vibration environment of excavator operation. Performance: Reliable switching action to maintain consistent start behavior and secure ignition control. Typical use scenarios Field : a failed ignition switch onsite to a machine to service quickly and minimize project delays. Preventive maintenance: Install during routine electrical system checks to avoid unexpected start failures. Fleet refurbishment: Update aging machines in a rental or construction fleet to ensure consistent ignition performance and security. Notes Confirm compatibility with your machine model before installation. Installation should be performed by qualified personnel familiar with excavator electrical systems.