While you can use a metal tank wall as a ground reference

This TXV valve is designed to optimize evaporator efficiency by maintaining the correct superheat across varying load conditions

Industrial Durability: Robust 120V coil construction designed for continuous duty cycles in demanding environments

Atmospheric Reliability: Designed to withstand the cycles of servo-operated solenoid valves in variable pressure applications

Increasing heater KW requires more than just a rack swap

Danfoss 068F5213 Valve THPU32HP7Y While you can use aOptimize your refrigeration plant with the Danfoss 068F5213, a high precision AKV 10P3 electronic expansion valve engineered for demanding commercial cooling applications. This direct operated pulse valve is designed for the precise liquid injection required to maximize evaporator efficiency and improve overall system COP. Featuring 3 8 inch ODF inlet and 1 2 inch ODF outlet solder connections, this normally closed (NC) valve provides a tight solenoid