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The Hydrolevel Safgard 550SV Model 45-551 is a low water cut-off device designed for hot water boilers. It ensures safety and efficiency by interrupting power in low water conditions and features a manual reset and test button for easy operation.
This electronic low water cut-off device is characterized by its reliable operation and low maintenance needs. It is easy to install and comes factory-tested, ensuring high reliability and performance for hot water boiler systems.
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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