Reliance 503ATRefurbished


Need Help? To replace or repair your 503AT contact us today: rfitzgerald@yorkscientific.com or call Ryan Fitzgerald at (212) 772-6992 ext. 704

Reliance 503AT In Stock

We have available in stock qty 2 of the 503AT original equipment by Reliance, in stock for delivery to your location. This original Reliance OEM spare is refurbished and in excellent working condition. We may have additional and new units in stock as well. To receive an online quote or obtain additional information simply click here. Qualified York technicians are standing by to assist you.


Support for your Reliance 503AT

Have a defective unit in need of service or repair? In addition to stocking the Reliance 503AT spares, we also provide Reliance services on the 503AT and related equipment. We offer Extended Warranty plans for your Reliance 503AT as well as Maintenance and Support contracts. For a Reliance warranty or support plan to fit your requirements, send an email to rfitzgerald@yorkscientific.com or call Ryan Fitzgerald at (212) 772-6992 ext. 704


Repair + Rebuild Services for your Reliance equipment

We service and repair Reliance 503AT and related systems and components, including severely damaged and defective units. Our services for the Reliance 503AT include diagnostic evaluation, troubleshooting, component and board level repair, as well as complete rebuilding of the 503AT if necessary. Expedited handling of our evaluations and repairs are included as a standard service for all our clients. All our 503AT repairs include a 1 year warranty, covering both parts and labor.

To receive a quote to repair your defective Reliance unit(s) simply complete this online form, email rfitzgerald@yorkscientific.com or call Ryan Fitzgerald at (212) 772-6992 ext. 704


Assistance needed with related items Reliance 503AT?
Some of the related motion controls products we support:
Skf 6318ZZ Winsmith 913MWUS21000DN
Cleveland 6KA4027BA11B30 Camco 601RDM12H24150
Kingsbury 78PP276 Baldor 5617525
Ziegler 524043R Lightnin 88Q311
Warner-Electric 5202111001 Electron 8D200M


We stock a large inventory of Reliance industrial automation systems and parts.
We repair, service and calibrate most Reliance models of equipment.
We ship Reliance replacement parts worldwide, with expedited shipping for your urgent Reliance requirements


For immediate assistance click here for quick online help
or contact our Automation & Controls team:

Mr. Ryan Fitzgerald
Director, Industrial Automation & Controls Service Team
rfitzgerald@yorkscientific.com
(212) 772-6992 ext. 704


Our staff at York Scientific is dedicated to help you succeed with all your mission-critical Reliance Industrial Automation equipment needs.

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Winter 2025 & Q1 Developments in Industrial Automation - expanded product offerings and enhanced services at York Controls!

York Scientific Motion Control + Automation items: Featured for 2025 we have Reliance Brand 56TM16A in stock, original and quality replacement parts available for immediate shipment. Spare units by Winsmith such as 926CDSNE equipment made by Winsmith have been added to our featured items. As a tip, you can find the entire Winsmith products line-up in our inventory by simply searching for "Winsmith" in the search box. Due to increase in client demand we have now also available 600WBC1A made by Falk as well as the popular 5V118008 original spares produced by Goodyear

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York Controls features all makes and models of industrial automation systems & parts.

York Controls repairs, services and calibrates every brand and model of equipment.

York Controls ships worldwide, with expedited shipping available for all your urgent requirements.

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