Carrier 00PPN500001000A Valve 328140-751 What does the '6' in

What does the '6' in WH9-6 signify

this unit utilizes the BACnet MS/TP protocol to communicate directly with field controllers over the SA Bus

The 3-speed configuration allows for precise airflow balancing between heating and cooling cycles

the unit includes a jumper and dial options to enable remote set point adjustment via an external pneumatic signal

ensuring long-term seat integrity in commercial boiler and chiller loops

Carrier 00PPN500001000A Valve 328140-751 What does the '6' inThe Carrier 00PPN500001000A Valve is a high performance Hot Gas Bypass Solenoid Valve designed for precise refrigerant flow control in commercial and residential HVACR systems. As a veteran technician, you know that maintaining stable evaporator pressure is critical to preventing coil freeze up and ensuring long term compressor reliability. This genuine OEM component is engineered to bypass hot discharge gas directly into the low pressure side of the