Lochinvar 100166234 Pressure Switch WC SPDT - 1.15

The Lochinvar 100166234 is a replacement pressure switch designed for use in Lochinvar boilers and water heating systems. This Single Pole Double Throw (SPDT) pressure switch is calibrated to activate at 1.15 inches water column (WC), providing reliable pressure monitoring and safety control for residential and commercial heating applications.

Key Features:

• Pressure setpoint: 1.15" WC (inches water column)
• SPDT (Single Pole Double Throw) configuration for versatile wiring options
• Genuine Lochinvar OEM replacement part
• Designed for gas-fired boilers and water heaters
• Ensures proper system operation and safety shutdown capability

This pressure switch monitors the pressure differential in the combustion air system, ensuring adequate airflow before allowing the heating system to operate. When pressure conditions are not met, the switch prevents ignition to protect against potentially hazardous operating conditions. This is a direct replacement component for compatible Lochinvar heating equipment.