Racor RK 21069 replacement water sensing probe. 2wire probe installs in Racorfuel water separator filter assemblies to detect water in the fuel.

• For use with Racor 220R, 225R, 325R, 500MA, 900MA, 1000MA, 500FG, 900FG, 1000FG, 6100, 6200, 445MAM, 460MAM, 490MAM and 4120MAM model fuel filters
• 1/2 in.-20 threads
• Two wires are potted in the housing