Fluid Components Intl
FCI FLT93F-1B1A203C1A03B12 FLOW SWITCH 115/220VAC-24VDC, 6A@115/230VAC/28VDC NNB
The BOXER Tools model has a straightforward assembly process with clear diagrams.
FCI 12-64B-A1B1 Flow Switch Explosion Proof Fluid Components Intl
What I appreciate about Thyssenkrupp is the lack of cheap plastic in critical areas.