Resideo 198799Z Sensor and EG boilers

and EG boilers

this genuine part ensures the high-limit protection is restored to factory specifications

while the spade terminal connections facilitate rapid

High Starting Torque Support: Specifically designed for systems requiring robust initial torque to overcome high head pressures at startup

the 24V input terminal accepts both 24VAC and 24VDC

Resideo 198799Z Sensor and EG boilersThe Resideo 198799Z Sensor is a high precision NTC thermistor designed for demanding hydronic applications, providing reliable temperature feedback for outdoor reset or supply water monitoring. Engineered for seamless integration with Resideo AQ475, AQ675, and AQ775 Aquastat controllers, this sensor is technically identical to the 198799Z U model, ensuring a drop in replacement for existing HVAC systems. Featuring a 42 inch skinned and retained lead