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providing sufficient capacity for most starter coils and small motorized loads
maintaining the exact footprint and terminal configuration required for legacy HVAC controls
Installation is streamlined via a 1/8" NPT barbed air connection for 5/32" OD polytubing
maintaining a stable 750 millivolt signal to prevent nuisance lockouts
the 661057R is specifically sized (#57) for Liquid Propane (LP) applications
Slant Fin 410-527-000 Aquastat 30067439-890 providing sufficient capacity for mostThe Slant Fin 410 527 000 Aquastat is an essential immersion temperature controller designed for hydronic HVAC systems, specifically for regulating boiler water temperature. This SPST (Single Pole Single Throw) aquastat operates within a precise range of 40F to 180F, making it ideal for maintaining low limit or circulator control in residential and light commercial applications. As a veteran grade HVAC replacement part, it is frequently used as a
