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The McDonnell & Miller 113200 is a high sensitivity liquid flow switch designed for use in applications requiring precise flow monitoring. This model operates efficiently with liquids such as water and fuel oil in heating, air conditioning, and hydronic systems. Its in-line configuration removes the need for a pipe tee, simplifying installation.
This switch is UL listed and CSA certified, ensuring safety and reliability in demanding conditions.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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