The Solenoid 32A87-05100 is a robust 12V shutdown/fuel stop solenoid used in diesel engines to control engine fuel flow or stop functions, making it essential for safe and efficient generator operation. It is a common replacement part for SDMO generators and other industrial equipment engines that rely on Mitsubishi-series powerplants.
Where It Is Used
This solenoid is typically fitted on:
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SDMO diesel generators and genset engines
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Mitsubishi engine series (e.g., S4Q, S4S, S6S) used in generators and industrial machines
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Volvo, Terex and Schaeff equipment that use compatible engine types
It functions as a certified replacement for OEM part number 32A87-05100 and related variants in shutdown/fuel control systems.
Key Functions
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Engine fuel shutoff: Electrically cuts fuel supply to the engine when de-energized, enabling controlled shutdown and preventing run-on.
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Safety control: Provides reliable stopping action in emergency or shutdown sequences.
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12V operation: Designed for DC electrical systems common in genset and industrial engine applications.
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Durable construction: Built to perform reliably in demanding operating environments like construction sites and continuous-run generators.
Benefits
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Extends engine life by preventing unburnt fuel from running through the system after shutdown.
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Improves operational safety and reliability.
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Easy to install and direct OEM replacement fit.
Available at Rixing Company Limited – your source for genuine generator spare parts.













