Hydrolevel 48-3203SF Hydrostat 318973-401 Before resetting

Before resetting

Does this kit include the mounting gaskets and igniter

the snap-fit design is a critical advantage

meeting standard safety codes without extra plumbing

Precise Fitment: Genuine Trane OEM part with 3/8" x 1/2" mechanical connections for seamless installation

Hydrolevel 48-3203SF Hydrostat 318973-401 Before resettingProfessional grade boiler maintenance requires exact replacement parts to ensure system safety and efficiency. The Hydrolevel 48 3203SF Hydrostat is the direct, manufacturer specified replacement for the obsolete 48 3200 03. This technician preferred Fuel Smart Hydrostat is purpose built for Slant Fin gas boilers, including the Sentinel SE 105, SE 140, SE 175, SE 210, and SE 245, as well as Sentry S 90, S 120, and S 160 models. This 24VAC control