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Leco 770-635-A

Leco 770-635-A Leco 770-635-a 15v Regulator Board Mac-400 Furnace Control 770-637-e3 Plc Mac400
Manufacturer: Leco
Part Number: 770-635-A
Product Description:
Leco 770-635-a 15v Regulator Board Mac-400 Furnace Control 770-637-e3 Plc Mac400
Condition: Refurbished
Quantity: 4  in stock

To order this item or for more information: call Ryan Fitzgerald at (212) 772-6992 ext 704, or email: [email protected]


Expedited shipping is available on most of our Leco inventory.
Component-level repairs are also available: inquire today - our Leco experts are here to assist you.


>> for immediate assistance to replace or repair your 770-635-A email or call us today: [email protected] or call Ryan Fitzgerald at (212) 772-6992 ext. 704

Leco 770-635-A Spare Available for Shipment

We have at least quantity 4 of the 770-635-A made by Leco on hand for immediate shipment. This original Leco spare is refurbished and in excellent condition. We may have additional and new units in stock as well. To receive an online quote or obtain additional information give us a call at (212) 772-6992 ext 704. Qualified York technicians are standing by to assist you.

Service & Support for Leco 770-635-A

In addition to stocking the Leco 770-635-A spares, we also provide Leco services on the 770-635-A and related equipment. We offer Extended Warranty plans for your Leco 770-635-A as well as Maintenance and Support contracts. For a Leco warranty or support plan to fit your requirements, send an email to [email protected] or call Ryan Fitzgerald at (212) 772-6992 ext. 704

Leco Diagnostic & Repair Services

We service and repair Leco 770-635-A and related systems and components, including severely damaged and defective units. Our services for the Leco 770-635-A include diagnostic evaluation, troubleshooting, component and board level repair, as well as complete rebuilding of the 770-635-A if necessary. Expedited handling of our evaluations and repairs are included as a standard service for all our clients. All our 770-635-A repairs include a 1 year warranty, covering both parts and labor.

To receive a quote to repair your defective Leco equipment simply email [email protected] or call Ryan Fitzgerald at (212) 772-6992 ext. 704


Other Available Parts & Support Services Related to Leco 770-635-A:
+ We stock a large inventory of Leco industrial automation systems and parts.
+ We repair, service and calibrate most Leco models of equipment.
+ We ship Leco replacement parts worldwide, with expedited shipping for your urgent Leco requirements


For immediate assistance be sure to contact our Automation & Controls team:

Mr. Ryan Fitzgerald
Director, Industrial Automation & Controls Service Team
[email protected]
(212) 772-6992 ext. 704


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

- Month of -
Popular Industrial Automation Products:

Winter 2024 & 2025 Q1 Developments in Industrial Automation - expanded product offering and diagnostic and repair services at YorkXPS

Winter 2025 Update: Since December 2023 the supply chain strictures have fortunately eased, with less stress on product delivery due dates. Our teams at YORK XPS have been able to ramp up our service response times with expedited shipment schedules back to normal, providing replacement parts and services following normal response times. Our departments are now working on near-normal production levels and our delivery and service schedules back to regular operation levels. In addition to the Leco 770-635-A parts and service support, we have been able to add new lines of product and service:

Expanded Service and Repair Support for New Product Lines: We offer full support for discontinued Sabina products, including obsoleted and phased-out Leco parts and systems, as well as the all-new for 2023 Lenze product line-up. Starting Q1 2025 YORK is pleased to announce additional repair and rebuild services for the automation products made by industrial controls leader Sabina such as the LAK178A287ATZ spares. Related to this we have added to our service line-up the 774607C manufactured by Leco and we are pleased to be able to service most Leco systems and parts. Due to increased demand we now feature 521090400 by Manufacturer Lenze as well.

York Scientific's New & Featured Automation Replacement Parts: Starting early January 2025 YORK has Lenze Brand 523200615 in stock, original and quality replacement parts available for immediate dispatch to meet your requirement for spare replacements. Spare units by Leeds--Northrup such as 6011304100000000063918070253 equipment made by Leeds--Northrup have been added to our featured items. As a tip, you can find the entire Leeds--Northrup products line-up in our inventory by simply searching for "Leeds--Northrup" in the search box. Additionally we have now also available PR173530 made by Leeson as well as the popular 4355552625 original spares produced by Lenze

Servo Motors, Spindles, and Electric Motors Rewinding and Rebuilding. We have expanded capacity at our service centers to do complete overhauls of industrial electric motors and spindles. Refurbishment processes are held to stringent QA standards to adhere to or exceed manufacturer's specifications. Overhauls include motor bearing replacement, stator rewinding, and rebalancing. Additional overhaul and rebuilding capabilities of products such as the H62160H23 by Leeson and 6011304100000000063918070253 spares by Leeds--Northrup are also now also our York Scientific's line-up of service offerings. This also includes the original C4017FK5J Spares made by industrial controls and automation manufacturer Leeson.

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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.

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