Koyo SR-21-EXRefurbished


Need Help? To replace or repair your SR-21-EX contact us today: rfitzgerald@yorkscientific.com or call Ryan Fitzgerald at (212) 772-6992 ext. 704

Koyo SR-21-EX In Stock

We have available in stock qty 1 of the SR-21-EX original equipment by Koyo, in stock for delivery to your location. This original Koyo 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 Koyo SR-21-EX

Have a defective unit in need of service or repair? In addition to stocking the Koyo SR-21-EX spares, we also provide Koyo services on the SR-21-EX and related equipment. We offer Extended Warranty plans for your Koyo SR-21-EX as well as Maintenance and Support contracts. For a Koyo 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 Koyo equipment

We service and repair Koyo SR-21-EX and related systems and components, including severely damaged and defective units. Our services for the Koyo SR-21-EX include diagnostic evaluation, troubleshooting, component and board level repair, as well as complete rebuilding of the SR-21-EX if necessary. Expedited handling of our evaluations and repairs are included as a standard service for all our clients. All our SR-21-EX repairs include a 1 year warranty, covering both parts and labor.

To receive a quote to repair your defective Koyo 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 Koyo SR-21-EX?
Some of the related motion controls products we support:
Magnetek GPD505VB003 Magnetek GPD403A0P7
Mistubishi MDSBSPH185 Lust MC6404
Magnetek DS308 Lust VF1406MFABR1PTC
Mistubishi E74MA75B Leeson 174992
Magnetek 891082 Lenze MDSKSRS056


We stock a large inventory of Koyo industrial automation systems and parts.
We repair, service and calibrate most Koyo models of equipment.
We ship Koyo replacement parts worldwide, with expedited shipping for your urgent Koyo 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 Koyo 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 Mistubishi Brand FRA52011KTF in stock, original and quality replacement parts available for immediate shipment. Spare units by Mistubishi such as QD62 equipment made by Mistubishi have been added to our featured items. As a tip, you can find the entire Mistubishi products line-up in our inventory by simply searching for "Mistubishi" in the search box. Due to increase in client demand we have now also available GKR0424HARXC made by Lenze as well as the popular M1450B original spares produced by Lenze

Servo VFD Drives, Electrical Contactors, and Motor Rewinding and Rebuilding. Extended service capabilities are now online at our facilities to do complete overhauls of industrial electric motors and spindles. Our industry leading repair services to adhere to the OEM's specifications. Complete overhaul rebuilds include motor bearing replacement, stator rewinding, and rebalancing. Additional overhaul and rebuilding capabilities of products such as the FX0N485ADP by Mistubishi and QD62 spares by Mistubishi are also now also our York Scientific's line-up of service offerings. This also includes the original E94SO49S1N Spares made by leading motion controls manufacturer Lenze.

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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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