Carrier 50DK500705 Exhaust Regulator 321042-401 Unlike generic parts

Unlike generic parts

With a maximum operating pressure of 150 PSI for air and 125 PSI for water and light oil

ensuring long-term HVAC system performance

High Durability: Engineered to withstand a maximum differential pressure of 20 psi and ambient temperatures up to 122°F

It refers to a delayed full-port opening (typically 3-6 seconds) which allows the pilot to establish a stable flame on the main burner before reaching maximum manifold pressure

Carrier 50DK500705 Exhaust Regulator 321042-401 Unlike generic partsThe Carrier 50DK500705 Exhaust Regulator is a critical OEM replacement component designed to maintain precise atmospheric and internal pressure balances within commercial rooftop units and packaged HVAC systems. Engineered as a factory authorized part, this regulator ensures that exhaust gas discharge and combustion airflow remain within tight operational tolerances, preventing the common issues of overheating or inefficient heat exchange. Its 5 hole