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The Square D PK4FL is a panelboard accessory designed as a flush lock for NQ, NF, and I-Line panelboards. The key, CR LP9618, is purchased separately. It offers an electrical connection of terminal nut on the line side & load side and can be mounted either backplate DIN rail or flush.
This Square D panelboard accessory provides a secure locking mechanism for panelboard doors, enhancing safety and preventing unauthorized access.
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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