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The McDonnell & Miller 144692 is an electronic low water cut-off device designed specifically for hot water boilers. This unit operates at 24 VAC and features a maximum pressure rating of 160 psi. With an automatic reset function, it ensures reliability in maintaining water levels and preventing overheating.
This low water cut-off offers brass threads for a secure, leak-free installation. The patented self-cleaning probe minimizes maintenance needs, extending the cleaning interval to five years. Its compact size allows for easy installation and wiring.
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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