Lennox 78W57 Pressure Switch

.27"wc SPST 1/4" barb connection Pressure Switch

Lennox 78W57 Pressure Switch – OEM SPST, 0.27" WC

Ensure accurate pressure monitoring and reliable operation of your Lennox HVAC system with the Lennox 78W57 Pressure Switch. This genuine OEM SPST pressure switch is designed for precise detection and control of airflow or water column pressure in heating and cooling equipment.

Product Highlights:

• Brand: Lennox

• Model / Part Number: 78W57

• Type: SPST Pressure Switch

• Set Point: 0.27" WC

• Connection: 1/4" barb

• Condition: Brand new, OEM-quality

• Compatibility: Designed for Lennox HVAC systems

Key Features & Benefits:

• Reliable Pressure Control: Provides accurate pressure detection for safe and efficient HVAC operation.

• OEM Quality: Meets Lennox manufacturer specifications for perfect fit and performance.

• Durable Construction: Built to withstand the demands of HVAC system conditions.

• Easy Installation: Direct replacement for quick and hassle-free installation.

Maintain the efficiency and safety of your Lennox HVAC equipment with the 78W57 Pressure Switch, a trusted OEM replacement for precise and dependable pressure control.