Square D parts we stock

We currently have 560+ Square D parts in stock. The most common types:

• Square D relays: 150+ listed. Browse all relays
• Square D circuit breakers: 140+ listed. Browse all circuit breakers
• Square D switches & pushbuttons: 80+ listed. Browse all switches & pushbuttons
• Square D transformers: 10+ listed. Browse all transformers
• Square D contactors: 10+ listed. Browse all contactors
• Square D motor starters: 10+ listed. Browse all motor starters
• Square D terminal blocks: 8 listed. Browse all terminal blocks
• Square D dial & test indicators: 3 listed. Browse all dial & test indicators

Popular Square D part number series

Series we stock most often include 9001, 8501, FPD0, 9007, 9999, 9070, B6.90 and 2510. Search the full Square D part number from the search bar to find an exact match, and check the suffix or revision letter against the part you're replacing.

Square D surplus parts FAQ

Are these Square D parts new or used?

Every listing is graded either New Old Stock, meaning unused surplus that is often still in the original packaging, or Used. The condition is stated on each product page.

How do I find the right Square D replacement part?

Search the exact Square D part or catalog number from the search bar at the top of the page. If you can't find it, contact us with the part number and we'll check our inventory.

Do you buy surplus Square D parts?

Yes. We buy excess, obsolete and decommissioned industrial inventory, including Square D parts. Sell us your surplus.

Is VB Industrial Supply an authorized Square D distributor?

No. VB Industrial Supply is an independent surplus reseller and is not affiliated with Square D. Brand names and part numbers are used only to identify the products we sell.