NOTE: Part 12J19 replaced 49L25 replaced 49L2501
3.5 ton to 5 ton R410A Systems. Fits all Lennox R410A coils using Chatleff Fittings. This TXV is used on
The indoor or evaporation coil. Has internal check device and can be used for applications
With airconditioning and heatpumps.
Commonly used on C33, CX34 Coils as well as MANY coilblower models starting with prefix CB.