Yamaha - Thermo Switch Assembly Engine Temperature Monitoring 6AW-82560-00-00. Overview. When you're running a Yamaha, keeping an eye on engine temperature isn't optional-it's what keeps you from getting stuck out there. This thermo switch assembly is what signals when things start getting too hot, giving you that early warning before real damage sets in. It's one of those parts you rely on without thinking about it, until it stops doing its job. Built for real marine conditions, it holds up against heat, vibration, and constant use.. Key Features. Temperature Trigger Function - Activates alerts when engine temperature reaches critical levels.. Reliable Signal Response - Sends accurate signals to the engine monitoring system without delay.. Marine-Ready Construction - Built to handle heat cycles and harsh marine environments.. Direct OEM Replacement - Fits and connects easily within Yamaha's factory system.. Engine & Boat Compatibility. Designed for Yamaha outboard engines equipped wit