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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
3RP1574-2NP30
3RP1574-2NP30
Limited Stock
From
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Siemens
3RP25052AB30
3RP25052AB30
Limited Stock
From
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Siemens
3RP2525-1AW30
3RP2525-1AW30
In Stock
From
$135.39
Siemens
3RP2525-1BW30
3RP2525-1BW30
In Stock
From
$457.41
Siemens
3S7504ET600A1
3S7504ET600A1
In Stock
From
$10.09
General Electric
40290-108-51
40290-108-51
In Stock
From
$5.90
Allen-Bradley
41624
41624
In Stock
From
$30.57
Omron
431.731
431.731
Limited Stock
From
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CDC
4600A-1-2-A
4600A-1-2-A
In Stock
From
$20.78
Artisan
46PT-18A-01
46PT-18A-01
In Stock
From
$18.18
Siemens
4710A-3-A-2
4710A-3-A-2
In Stock
From
$13.11
Artisan
4U2-240
4U2-240
In Stock
From
$3,305.73
Danaher Controls
60.170116.0
60.170116.0
Limited Stock
From
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MTE
611TS-10S-AC240
611TS-10S-AC240
Limited Stock
From
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Omron
650710
650710
In Stock
From
$76.99
Pilz
666-14
666-14
In Stock
From
$9.14
Tempo Instrument
700-D020A1
700-D020A1
In Stock
From
$33.75
Allen-Bradley
700-D10
700-D10
In Stock
From
$100.55
Allen-Bradley
700DC-PT040Z24
700DC-PT040Z24
In Stock
From
$110.39
Allen-Bradley
711-045A115
711-045A115
In Stock
From
$31.68
TE Connectivity
7500-D100-G12
7500-D100-G12
In Stock
From
$34.43
General Electric
7PR4040-1PQ00
7PR4040-1PQ00
In Stock
From
$12.90
Siemens
7PR4040-2PH00
7PR4040-2PH00
In Stock
From
$25.93
Siemens
7PR4040-3PH00
7PR4040-3PH00
In Stock
From
$23.63
Siemens

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.