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The Square D B5.50 Thermal Unit is designed for effective protection of motors and electrical components against overloads. This thermal unit offers a simple, reliable solution for managing current conditions in a control panel.
This thermal unit is crucial for preventing damage due to excess heating, and features a tripping time of less than twenty seconds during overload 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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