Honeywell® Electronic Ignition Gas Valve Smart Valve - SV9501M2528The Honeywell SV9501M2528 Intermittent Pilot Ignition is fitting for a variety of gas fired appliances and provides simple field replacement for numerous Honeywell Smart Valve System Models. These Smart Valve System Controls distribute intermittent pilot gas ignition sequencing, pilot flame sensing and both pilot and gas control operates in a single control. They are directly compatible with Q3450 or Q3480 intermittent pilot burners used with the