20201-3262
High Temperature Switch (Alarmstat)
Volvo

The high temperature switch, commonly known as an alarmstat, monitors engine coolant temperature to prevent overheating. It activates warning signals or triggers cooling system responses when temperatures exceed safe limits. This switch is vital for protecting the engine from thermal damage, ensuring reliable operation under demanding conditions. Its robust design withstands high temperatures and environmental exposure, providing consistent performance over time. Proper functioning of this switch allows timely intervention, reducing the risk of costly engine repairs. Regular testing and replacement are recommended to maintain cooling system integrity. Source One Parts Center offers this switch as a critical safety component for your vehicle’s cooling management.