This pressure relief valve is designed to open gradually as pressure increases above the 50 PSI set point

this aluminum fin evaporator coil utilizes precise rifled copper tubing to maximize refrigerant turbulence and heat exchange surface area

Because the CO2 sensing element includes an integrated reference light source

The Bard HVAC S8401-007 Contactor is the direct OEM successor to the 8401-007

This is a standard 10K Ohm Type III thermistor

Lennox 16N29 TXV Valve 326058-758 This pressure relief valve isThe Lennox 16N29 TXV Valve is a direct replacement 3 ton thermal expansion valve engineered for precision refrigerant metering in high efficiency residential and light commercial cooling systems. Specifically designed for R 410A refrigerant applications, this OEM Lennox 16N29 valve features 5 8" x 1 2" ODF connections, ensuring a secure solder joint fit that maintains system integrity under high pressure operating conditions. With an 892 PSIG maximum