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The RINNAI MC-601-W temperature controller is designed for use with Rinnai tankless water heaters. It allows users to adjust temperature and set parameters. It also features system analysis for troubleshooting and an in-use indicator. Up to four controllers may be connected for convenience.
Designed for use with Rinnai tankless water heaters to adjust temperature, set parameters, or run diagnostics.
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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