This model is a direct replacement for US Motors 917301 and serves as a versatile service part for residential and light commercial oil heating systems

By utilizing OEM replacement pilot assemblies

In areas with high total dissolved solids (TDS)

if the total VA draw of your motorized actuators exceeds the transformer rating

Do I need to install external check valves with this drier

Laars Heating Systems R0013200 Pressure Switch 321042-401 This model is a directThe Laars Heating Systems R0013200 Pressure Switch is a critical safety component designed specifically for residential and commercial pool and spa heaters. This 2 PSI pressure switch operates on an SPST (Single Pole Single Throw) circuit, serving as the primary sensor to ensure adequate water flow before allowing the burner to ignite. Built by TecMark, this part features a compression connection and a robust brass adapter for seamless integration