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Automation Relays

For automation systems in industrial and commercial facilities, automation relays are among the most critical components for reliable control logic and system protection. Automation relays provide switching, timing, monitoring, and control functions that enable precise automation sequences and protect equipment from operational faults. Electrical.com carries an extensive selection of automation relays from all major manufacturers, including new, used, surplus, and re-certified options. These components are designed to meet the diverse needs of manufacturing automation, process control systems, building management systems, and industrial machinery applications.
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Part Number
PRICE
Manufacturer
TUC-120-ALA-060
TUC-120-ALA-060
In Stock
From
$75.50
Marsh Bellofram
329A-363-Q-1-X
329A-363-Q-1-X
In Stock
From
$231.29
Marsh Bellofram
ARA-240-ADA
ARA-240-ADA
In Stock
From
$276.12
Marsh Bellofram
TDC-240-ALA-300
TDC-240-ALA-300
In Stock
From
$33.38
Marsh Bellofram
319D-134Q1C
319D-134Q1C
In Stock
From
$76.49
ATC Diversified
TDD-120-AKA-030
TDD-120-AKA-030
In Stock
From
$179.93
ATC Diversified
TDF-120-AKA-4H
TDF-120-AKA-4H
In Stock
From
$156.13
ATC Diversified
3-0305E015A10PX
3-0305E015A10PX
In Stock
From
$2,327.97
Marsh Bellofram
329A-365-Q-1-X
329A-365-Q-1-X
In Stock
From
$208.06
Marsh Bellofram
TDC-120-AKA-300
TDC-120-AKA-300
In Stock
From
$337.16
Marsh Bellofram
TDL-120-AKA-24H
TDL-120-AKA-24H
Limited Stock
From
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Marsh Bellofram
0407B 100 F3X
0407B 100 F3X
Limited Stock
From
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Marsh Bellofram
3-0305E004B10PX
3-0305E004B10PX
Limited Stock
From
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Marsh Bellofram
3-0305E023A20XX
3-0305E023A20XX
Limited Stock
From
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Marsh Bellofram
319B-007-Q-1-C
319B-007-Q-1-C
Limited Stock
From
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Marsh Bellofram
328A-200-R-10XX
328A-200-R-10XX
Limited Stock
From
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Marsh Bellofram
328E-200-F-100-XX
328E-200-F-100-XX
Limited Stock
From
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Marsh Bellofram
329A-367-Q-1-X
329A-367-Q-1-X
Limited Stock
From
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Marsh Bellofram
339A-200-Q-2-X
339A-200-Q-2-X
Limited Stock
From
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Marsh Bellofram
339B-359-T-2-X
339B-359-T-2-X
Limited Stock
From
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Marsh Bellofram
AC-503
AC-503
Limited Stock
From
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Marsh Bellofram
ARA-24-ACA
ARA-24-ACA
Limited Stock
From
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Marsh Bellofram
ARA-240-ABA
ARA-240-ABA
Limited Stock
From
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Marsh Bellofram
ARA-240-AFE
ARA-240-AFE
Limited Stock
From
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Marsh Bellofram

Electrical.com stocks the largest inventory of automation relays in the world, with over 1 million square feet of new, used, surplus, and re-certified relay components available for immediate shipment. From control relays to interface modules, we have what you need when others say no. Our comprehensive automation relay inventory spans all voltage ratings, contact configurations, and control specifications from all major manufacturers including current production and discontinued models from legacy suppliers. Available in new factory condition, surplus stock, and re-certified options‚ All backed by our standard 2-year Electrical.com warranty. Our automation relays serve critical applications across industrial automation systems, manufacturing control panels, process control equipment, PLC interface circuits, machine control systems, packaging equipment, material handling automation, building automation systems, and HVAC control installations.


Whether you're maintaining legacy equipment with obsolete relay models or sourcing current production components for new automation projects, our 40+ warehouse locations across the US and Canada ensure rapid delivery to minimize your downtime. Need automation relays now? Call 877-999-7077 or email [email protected]. With same-day shipping available and the right parts ready to ship from our nearest warehouse location, Electrical.com gets your operations back online fast. We can say yes when others have to say no.