Carrier HK02SB020 Pressure Switch 320819-301 this tubing provides the necessary

this tubing provides the necessary reach and flexibility for proper routing around the heat exchanger and gas valve components

Comprehensive Installation Kit: Includes U-bracket

technicians should ensure the existing primary and secondary 3/4" NPT fittings are in good condition or replaced during the swap

This OEM Lennox replacement part carries an orange dot identifier and is a direct substitute for the 71G1701

Precision Control: The high-quality bellows mechanism provides repeatable accuracy over thousands of cycles

Carrier HK02SB020 Pressure Switch 320819-301 this tubing provides the necessaryThe Carrier HK02SB020 is a high precision low pressure switch designed for critical monitoring within commercial and residential HVACR systems. As a Factory Authorized Part, this single pole single throw (SPST) snap acting switch is engineered to identify drops in refrigerant pressure, effectively protecting the compressor from operating under hazardous low suction conditions. It features a factory calibrated setpoint of 8. 4 bar (approx. 121 PSI) and