Laars Heating Systems R0011900 Ignition Module R-410A It is an industry standard

It is an industry standard for monitoring building static pressure

This specific 2-pin housing is engineered for specific control assemblies

check for continuity across the terminals when the furnace is cool

000 ohms at 77°F (25°C)

Laars Heating Systems R0011900 Ignition Module R-410A It is an industry standardThe Laars Heating Systems R0011900 Ignition Module is a critical 24V natural gas ignition control designed for precise burner management in high efficiency boilers and pool heaters. As a continuous retry ignition module, this component ensures consistent system uptime by attempting to re establish the pilot or main burner flame if a flame out occurs, reducing the frequency of hard lockouts and manual resets. Engineered for high demand hydronic