Need help?
Your cart is empty
Square D I-Line Panelboard 500A 208/120V 3PH 4W MCB Panel 500 Amp 18Space HC4250DB
Catalog Number: I-Line
Fast Shipping
Quick delivery on in-stock parts.
Reconditioning and Testing
Full Reconditioning and Testing Services available
Highly-Rated
Trusted by contractors and pros.
Secure payments
Safe and encrypted checkout.