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Contractor-Friendly Diagnostics: High-visibility LED indicator confirms the relay is energized without requiring a multimeter for initial checks
even in demanding HVAC manual shutoff environments
Its precision threading ensures a gastight seal on access doors and robust structural integrity for mounting brackets
high-pressure seal for refrigeration water heads and chiller bodies
it results in a yellow
Armstrong Furnace R102613-01 Pressure Switch Contractor-Friendly Diagnostics: High-visibility LED indicatorThe Armstrong Furnace R102613 01 Pressure Switch is a critical OEM safety component engineered for 2 stage 80% and 90% gas furnaces. As a dual rated switch, it monitors negative pressure at two distinct set points, . 45" and . 80" WC, ensuring the inducer motor is moving sufficient combustion air before allow the ignition sequence to proceed. This genuine Armstrong Air replacement part is built with a high sensitivity diaphragm and rugged housing to