Dual Pressure Switch

14A43 is the direct replacement for 103271-01

Lennox 14A43 Pressure Switch – Genuine OEM Dual Pressure Switch for Lennox HVAC Systems

Ensure safe and efficient performance of your heating system with the Lennox 14A43 Pressure Switch, a genuine OEM replacement part designed specifically for Lennox HVAC equipment. This high-quality dual pressure switch helps monitor and control proper airflow and system pressure, protecting your furnace from unsafe operating conditions.

Key Features

• Genuine Lennox OEM Part – Ensures perfect compatibility, long-lasting durability, and reliable system performance.

• Dual Pressure Switch – Monitors multiple pressure points for enhanced safety and efficient furnace operation.

• Factory-Approved Replacement – Meets all Lennox specifications for quality and performance.

• Critical Safety Component – Helps prevent harmful furnace conditions by verifying proper airflow and combustion.

• Easy Installation – Ideal for repair, maintenance, or system restoration.

Product Specifications

• Brand: Lennox

• Part Number: 14A43

• Type: Dual Pressure Switch

• Application: Lennox HVAC heating systems

• Function: Monitors system pressure to ensure safe and reliable furnace operation

Description

The Lennox 14A43 Dual Pressure Switch is an essential safety component that confirms proper airflow and system pressure before allowing furnace ignition and operation. As an official OEM part, it guarantees accurate performance and seamless compatibility with Lennox HVAC models. Whether you are replacing a failing switch or performing preventive maintenance, this pressure switch provides the dependable operation your system needs.

Perfect for HVAC technicians, contractors, and homeowners looking for a trusted, high-performance replacement part.