Honeywell ST7800A1062 Purge Timer 90 Seconds

The Honeywell ST7800A1062 Purge Timer is a 90-second safety control module for use with burner and boiler control systems in commercial and industrial HVAC systems. It provides correct timing to safely purge combustible gases in the combustion chamber before ignition, which improves system safety and meets regulatory standards. This is compatible with Honeywell’s relay modules and is usually applied in HVAC equipment such as industrial burners, furnaces and boilers. Some of its benefits are reliable performance, better system efficiency by ensuring accurate purge cycles.