preventing heat exchanger damage and ensuring safe operational cycling

Using a longer or shorter probe than the original specification can lead to delayed responses or premature tripping

Automatic Reset Logic: Restores circuit continuity automatically once the system cools

Optimized Performance: Specifically tuned for 1075 RPM operation to meet factory airflow requirements in 208-230V 1PH systems

Weil Mclain 510-312-015 Aquastat Els PW 17895 preventing heat exchanger damage andThe Weil McLain 510 312 015 Aquastat with Well is a critical high limit temperature control designed specifically for hydronic heating systems. Engineered for Weil McLain HE, HE II, and VHE boiler models, this SPST (Single Pole Single Throw) control acts as a safety limit by sensing boiler water temperature directly via the included immersion well. The 510 312 015 features an adjustable temperature range of 100F to 240F and a 5F to 30F adjustable