Description
Lennox 10U93 Pressure Switch – -0.65″ WC OEM Replacement
The Lennox 10U93 Pressure Switch is a factory-authorized replacement component designed to monitor and control airflow within the inducer assembly of residential gas furnaces. With a pressure setpoint of -0.65 inches water column (WC), this switch helps ensure safe burner operation by confirming that proper draft and venting conditions are met before ignition begins.
This pressure switch is compatible with a variety of Lennox and Allied brand heating systems and is commonly used to replace aging or faulty switches that trigger startup lockouts or error codes related to airflow issues.
Key Features:
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OEM pressure switch for Lennox gas furnaces
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Setpoint: -0.65″ WC (negative pressure)
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Confirms inducer airflow before allowing ignition
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Helps prevent startup failures and system lockouts
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Durable and dependable for long-term HVAC performance
Alternate / Replacement Part Numbers:
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104018-01
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605187-01
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104106-01
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IS20460-6200
Ideal for HVAC professionals and service technicians, the 10U93 pressure switch provides reliable performance and peace of mind in maintaining safety-critical furnace functions.
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