replacing a faulty 1873148 circuit board is often the direct solution to restore 24V control logic and operational stability

Operating at 115V with a nameplate speed of 3300 RPM

The Hydrotherm BM-8024 Pressure Switch is the genuine OEM replacement for many Hydrotherm boilers and residential heating units

allowing for electrical or motor service without opening the hydronic circuit

It is primarily utilized in commercial air conditioning and high back-pressure refrigeration units requiring 54

Grundfos 00595657 Aquastat Els PW 17895 replacing a faulty 1873148 circuitThe Grundfos 00595657 Aquastat is a high temp thermostatic control kit specifically engineered for UP Series circulator pumps. Designed for professional hydronic heating and domestic hot water applications, this 3 4" clip on aquastat mounts directly onto 7 8" OD copper tubing to ensure precise thermal management. The bi metallic, snap acting disc provides responsive control, activating the pump when temperatures drop to 105F and deactivating it once