Robertshaw 790-400 Pilot Mod. R-410A always verify the microfarad (MFD)

always verify the microfarad (MFD) rating on the new motor nameplate to ensure proper phase displacement during startup

efficient natural gas combustion while preventing soot buildup or incomplete burns—common issues when using non-compliant or incorrectly sized aftermarket fittings

including the 20

High Pressure Rating: Designed to meet the demanding requirements of high-pressure refrigerant systems used in modern HVACR applications

Robertshaw 790-400 Pilot Mod. R-410A always verify the microfarad (MFD)The Robertshaw 790 400 RAM 4 120V Intermittent Pilot Module is a critical gas ignition control designed for use in atmospheric heating systems and commercial cooking equipment. As a direct replacement for various 790 series ignition modules, this 120V AC unit manages the ignition sequence by providing a high voltage spark to the pilot burner while simultaneously monitoring the flame through flame rectification technology. This module features a 15