allowing for the use of more cost-effective natural gas utility lines

COL12814 is the cross for 710479

this SPST pressure switch operates within an adjustable range of 7 PSI to 150 PSI

Does this sensor require re-calibration after range selection

Heat Controller 4202 TXV L99H008 allowing for the use ofThe Heat Controller 4202 TXV is a high performance 4 Ton Thermostatic Expansion Valve designed to maintain precise superheat for optimal evaporator efficiency in split system residential and commercial HVAC units. Engineered for use with heat pump and air conditioning systems, this metering device regulates refrigerant mass flow based on suction line temperature, protecting the compressor from liquid slugging and ensuring consistent BTU capacity