Superior SS421G4Refurbished


Need Help? To replace or repair your SS421G4 contact us today: rfitzgerald@yorkscientific.com or call Ryan Fitzgerald at (212) 772-6992 ext. 704

Superior SS421G4 In Stock

We have available in stock qty 1 of the SS421G4 original equipment by Superior, in stock for delivery to your location. This original Superior 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 Superior SS421G4

Have a defective unit in need of service or repair? In addition to stocking the Superior SS421G4 spares, we also provide Superior services on the SS421G4 and related equipment. We offer Extended Warranty plans for your Superior SS421G4 as well as Maintenance and Support contracts. For a Superior 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 Superior equipment

We service and repair Superior SS421G4 and related systems and components, including severely damaged and defective units. Our services for the Superior SS421G4 include diagnostic evaluation, troubleshooting, component and board level repair, as well as complete rebuilding of the SS421G4 if necessary. Expedited handling of our evaluations and repairs are included as a standard service for all our clients. All our SS421G4 repairs include a 1 year warranty, covering both parts and labor.

To receive a quote to repair your defective Superior 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 Superior SS421G4?
Some of the related motion controls products we support:
Mitsubishi SJJ37AP Yaskawa SGMS10V6AB
Nord SK43FFF Sew SF57SDT90L82BMG
Alpha SP100MF15131000 Yaskawa SGMDH22A2AYR12
Yasakawa SGMG30ASAB Yaskawa SGMG13ASABC
Yasakawa SGMAH08AAF41 Alpha SP100SMF2100


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

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York Scientific Motion Control + Automation items: Featured for 2025 we have Yaskawa Brand SGMS10V6ABB in stock, original and quality replacement parts available for immediate shipment. Spare units by Unitec such as SKF100LA4 equipment made by Unitec have been added to our featured items. As a tip, you can find the entire Unitec products line-up in our inventory by simply searching for "Unitec" in the search box. Due to increase in client demand we have now also available SS242T made by Superior as well as the popular SGMD32AWAYR11 original spares produced by Yaskawa

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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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