Lochinvar 100288430 Low Air Pressure Switch WC - 0.75

The Lochinvar 100288430 is a low air pressure switch designed for use in Lochinvar commercial and residential heating equipment. This critical safety component monitors air pressure within the combustion system, ensuring proper operation and preventing unsafe conditions.

Key Features:

• Pressure setting: 0.75 inch water column (WC)
• Designed specifically for Lochinvar boilers and water heaters
• Monitors combustion air pressure to ensure safe operation
• Prevents burner operation if proper air flow is not detected
• Direct OEM replacement part for reliable performance

This pressure switch is an essential safety device that verifies adequate combustion air supply before allowing the burner to operate. When air pressure falls below the setpoint, the switch opens to prevent unsafe firing conditions. Genuine Lochinvar replacement parts ensure optimal compatibility and performance with your heating equipment.