Controllers & Interfaces

Harwil controllers, relays, and interface modules that turn flow and level signals into dependable equipment control.

2 products

PFS-CF-112N/7/D

Harwil CF-112N Chemical Feed Pump Interface Module, Noryl

Harwil CF-112N Chemical Feed Pump Interface Module Chemical flows when water flows. The Harwil CF-112N is a stand...

Flow Switch Controllers Harwil Corporation

PFS-CF-112R/7/D

Harwil CF-112VCR Chemical Feed Pump Interface Module Chemical flows when water flows. The Harwil CF-112VCR is a stand...

Flow Switch Controllers Harwil Corporation