Raypak
Corresponds with 4-C in the diagram above.
Works for the Following Models:
28. Display Board Only - IDXL2DB1930
Pentair Heater Wiring Harness (115/230V) - 461107
12. Air Flow Switch - 42001-0061S
5-C. LCD Display - 013640F
23. 2 in. Union Adapter Package (Includes 2) - PKG188Z