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The Square D S434206 is a circuit breaker pocket battery designed for Micrologic trip units. It is an essential accessory for maintaining and testing L-frame, J-frame, and H-frame circuit breakers.
This pocket battery connects directly to the Micrologic trip unit's test connector, ensuring functionality and reliability.
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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