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The McDonnell & Miller RB-24E-L is a twenty-four-volt electronic low water cut-off designed for hot water boilers. This model features a burner control harness for efficient operation. The device integrates a test switch for quick functionality checks and incorporates automatic reset capabilities, simplifying maintenance.
The RB-24E-L is built for reliable safety in boiler systems, ensuring that low water levels trigger an immediate response.
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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