Industrial Automation Parts Supplier Serving Petaluma, CA
Unplanned downtime in Petaluma can turn a small controls failure into an expensive production stop. PLC Department helps cut that downtime by quickly sourcing automation parts and hard-to-find SKUs, then shipping straight to your facility.
Can’t find your part? Our sourcing team specializes in hard-to-find and obsolete SKUs.
Access millions of automation parts through a single point of contact
- Best price and lead time, found for youWe compare availability across 5,600+ supply partners plus our own inventory, and quote the strongest option.
- Obsolete & hard-to-source componentsOur procurement network locates discontinued and legacy SKUs other channels no longer support.
- Clear, comparable quotesCondition, quantity, lead time and warranty spelled out in one straightforward format.
- Less risk, faster decisions1-year warranty on tested units, and real people on the phone before you commit a PO.
Industrial Automation Brands We Stock
Browse Every Brand & Category
Crawl the full catalog by manufacturer. Every line links to live inventory you can order today or quote for sourcing.
Need a Different Brand?
Our sourcing team quotes 250+ manufacturers across 5,600+ supply partners, including obsolete and discontinued lines.
Quotes, POs & Support
Serving Petaluma, ca Facilities
Petaluma industry resources: Visit Petaluma (Petaluma Visitors Program) – Business Partnerships

Line down? Need an obsolete or hard-to-find part?
Our sourcing team locates tested surplus, new-open-box and discontinued automation components — including legacy series no longer available through authorized channels.
Request a QuoteBuilt for Maintenance & Procurement Teams
Independent Supplier
New surplus, new-open-box and refurbished parts — including brands and legacy series authorized channels no longer stock.
Tested & Warrantied
Parts are inspected, condition-graded on every listing, and covered by a 1-year warranty.
PO-Friendly
Company purchase orders accepted, formal quotes on request, and documentation for your AP department.
Speed When It Counts
Overnight and expedited options for line-down emergencies — contact us and we’ll confirm the fastest route.
Shipping to Petaluma, ca
Frequently Asked Questions
How fast can you ship automation parts to Petaluma facilities?
Can you help us find obsolete PLCs and HMIs for older bottling lines in Petaluma?
Do you accept purchase orders from Petaluma construction and electrical contractors?
What kind of warranty do Petaluma plants get on surplus drives and PLC hardware?
Do you support facilities outside Petaluma, like Cotati or Boyes Hot Springs?
Communities We Serve Around Petaluma, ca
Cotati
Boyes Hot Springs
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PLC Department is an independent supplier of industrial automation parts. We are not an authorized distributor, affiliate, or representative of Rockwell Automation, Allen-Bradley, Siemens, Omron, FANUC, Mitsubishi Electric, Schneider Electric, or any other manufacturer referenced on this page. All product names, trademarks, brands and logos are the property of their respective owners and are used for identification purposes only. Product availability and delivery estimates are confirmed at the time of order.