The A4 inlet family of regulators include valves that control inlet pressure. Each regulator is available with an assortment of additional variations which enable one regulator to preform several functions.
Features:
Pilot operated characterized Modulating Plug for precise control
Suitable for all common refrigerants and oil
27.6 bar (400 psig) design pressure (MRP)
Flanges for threaded or welded steel pipe and copper tube (copper not for ammonia)
Interchangeable parts
Easy to service
Many control variations are possible with the use of a few Modules and kits.