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As a fusible link limit control
High Thermal Tolerance: Class H insulation allows stable operation in unconditioned mechanical rooms and intense outdoor environments
and a manual changeover switch for consistent climate control
Common Questions Can the Q345A1305 be used with Liquid Propane (LP) systems
Armstrong Furnace R40787-001 Outdoor Stat Kit Els PW 17895 As a fusible link limitThe Armstrong Furnace R40787 001 Outdoor Stat Kit is a field installed component designed to optimize heat pump balance point control and secondary heat source management. This outdoor temperature sensor allows for precise lockout of electric heat strips or gas furnaces when ambient temperatures are sufficient for high efficiency heat pump operation, preventing inefficient simultaneous heating. As a genuine OEM HVAC replacement part, the R40787 001
