Gecko In.YJ-2 Heat Recovery Control Only [115v] [No Heater] (0612-221045-440) 2345valves An upper tank body O-ring

An upper tank body O-ring helps create a seal at a compatible filter housing connection

Grey finish supports a clean modern spa appearance

Gasket kits help restore sealing integrity around vinyl light niche assemblies where dependable leak resistance is required

A Unitherm Governor is useful because it helps manage internal heater conditions in a way that supports cleaner operation and more stable thermal behavior

Supports easier pool vacuum setup and use

Gecko In.YJ-2 Heat Recovery Control Only [115v] [No Heater] (0612-221045-440) 2345valves An upper tank body O-ringA heat recovery control unit helps manage compatible recovery system functions without including a heater assembly, and this Gecko In. YJ 2 version is designed for 115 volt applications using the 0612 221045 440 reference. When a control only replacement is needed, matching the electrical format and intended system role becomes more important than choosing a broader all in one pack. The no heater configuration gives this unit practical value because