NX6000
pH or ORP Water proof industrial controller. Just like the name says waterproof, for use in very wet enviroments and splash areas. The NX6000 controller will do either pH and ORP simply by changing the probe.
MLP-2 pH/RX
Multi-parameter industrial or commercial controller.
M20DIN pH
Compact cost effective controller for pH.
M20DIN MV
Compact cost effective controller for Redox (ORP / mV).