Robertshaw 780-790 Ignition Control ModuleRobertshaw 780 790 Ignition Control Module is a reliable hot surface ignition controller designed for gas furnaces and boilers. The Robertshaw 780 790 delivers a precise ignition sequence with flame sense and local sensing to ensure fast, dependable starts in heating applications. Engineered for local flame sense and compatibility with remote sensing, this ignition control supports a single ignition sequence from start to finish, including a 4 second

Easy installation with standard fittings and clear alignment guides

Single speed operation

inlet-to-outlet 4-3/16 inches

By filtering both sediment and dissolved minerals

it combines a 24-inch diameter with a three-blade design to promote steady air circulation

OEM-grade cartridge components for reliable

GSH140601AC

Temperature Range: 32–120 °F operating

delivering clear status signals and dependable operation in residential HVAC setups

this ignition controller helps restore original performance on compatible Reznor oil heaters

Operating from -30 to 220 deg F

This reliable circulator provides efficient flow control and quiet operation in tight spaces