Can this replace a single-pole relay

if power is present but the board fails to send voltage to the inducer or hot surface igniter despite a closed limit circuit

What are the symptoms of a failing 100277936 pressure switch

this ignitor is specifically rated for 120V AC

Using a 480V rated coil in a 240V system will result in approximately 1/4 of the rated wattage

Heil Quaker ICP 1162036 Gas Valve R-410A Can this replace a single-poleThe Heil Quaker ICP 1162036 Gas Valve is an essential OEM replacement component for maintaining precise combustion control in residential furnaces. This intermittent pilot natural gas valve is factory calibrated for 3. 5" WC and utilizes a 24V 60Hz coil to maintain the duty cycle required for high efficiency heating operations. Designed specifically for International Comfort Products (ICP) equipment, this 1 2" NPT valve is often found in units under