Sti MS4400Refurbished


Need Help? To replace or repair your MS4400 contact us today: rfitzgerald@yorkscientific.com or call Ryan Fitzgerald at (212) 772-6992 ext. 704

Sti MS4400 In Stock

We have available in stock qty 4 of the MS4400 original equipment by Sti, in stock for delivery to your location. This original Sti 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 Sti MS4400

Have a defective unit in need of service or repair? In addition to stocking the Sti MS4400 spares, we also provide Sti services on the MS4400 and related equipment. We offer Extended Warranty plans for your Sti MS4400 as well as Maintenance and Support contracts. For a Sti 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 Sti equipment

We service and repair Sti MS4400 and related systems and components, including severely damaged and defective units. Our services for the Sti MS4400 include diagnostic evaluation, troubleshooting, component and board level repair, as well as complete rebuilding of the MS4400 if necessary. Expedited handling of our evaluations and repairs are included as a standard service for all our clients. All our MS4400 repairs include a 1 year warranty, covering both parts and labor.

To receive a quote to repair your defective Sti 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 Sti MS4400?
Some of the related motion controls products we support:
Sti 701721002 Tbi-Bailey 4650103
Sti 42297 Sunx SU7JFO
Teledyne TES2748TT350 Sunx SH82R
Telco MPA41C703 Summit HPH08000765A
Sti 426720280 Sunx XANB122


We stock a large inventory of Sti industrial automation systems and parts.
We repair, service and calibrate most Sti models of equipment.
We ship Sti replacement parts worldwide, with expedited shipping for your urgent Sti 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 Sti 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 Teledyne Brand TES4318TT350 in stock, original and quality replacement parts available for immediate shipment. Spare units by Sti such as MS4620870Q1X equipment made by Sti have been added to our featured items. As a tip, you can find the entire Sti products line-up in our inventory by simply searching for "Sti" in the search box. Due to increase in client demand we have now also available TKW3632505SDP made by Tekei as well as the popular P4112BR original spares produced by Sti

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 MS4300B2SERIES by Sti and MS4620870Q1X spares by Sti are also now also our York Scientific's line-up of service offerings. This also includes the original TL7400RCLK Spares made by leading motion controls manufacturer Takanaka.

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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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