
Panelboard Main Breaker Kit, For Use With Square D NQ Panelboards, Amps 400, Includes (1) Cover, (1) Hex Shank, (1) Main Breaker Label, (1) Mounting Pan, (2) Support Brackets, (21) Screws, (3) Main Breaker Connectors, (3) Washers, Frame Size 400A/L, Compatible Circuit Breaker Series LAL, LHL
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Corporate Procurement & PO Processing
Formal Purchase Orders (POs) and tax-exempt ordering are accepted for commercial contractors and institutional facilities.
Apply for Trade Account & Terms →📋 Procurement & Shipping Notice
- LTL Freight Dispatch: Heavy commercial units ship directly via insured LTL carrier with delivery coordination included.
- Project Timelines & Submittals: Need guaranteed delivery dates, formal submittals, or tax-exempt processing?
👉 Request a Commercial Quote or contact our procurement team for direct freight scheduling.