Resideo L7248L1105/B Aquastat 321894-706 It utilizes a Z-charge

It utilizes a Z-charge

ensuring seamless HVAC electrical system integration

For safety-critical fire and smoke dampers

Does the counter reset if the power goes out

Resideo L7248L1105/B Aquastat 321894-706 It utilizes a Z-chargeThe Resideo L7248L1105 B Aquastat is an immersion style high limit controller designed for precise hydronic heating system management. This electronic oil boiler control monitors water temperature directly via a boiler well, serving as a critical safety and operational interface for oil or gas fired units. It functions by cycling the burner to maintain the high limit setpoint while offering an adjustable differential to optimize burner run times and