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The Square D B4.15 Thermal Unit from Schneider Electric is designed to protect motors, controllers, and branch-circuit conductors from excessive heating due to prolonged motor over-currents. Compatible with NEMA motor starters, this thermal unit ensures reliable performance in various industrial applications.
The Square D B4.15 Thermal Unit provides essential protection for motor control systems, ensuring optimal thermal control and circuit protection.
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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