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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
7PV4040-2AN20
7PV4040-2AN20
In Stock
From
$24.22
Siemens
7PV4140-2BT20
7PV4140-2BT20
Limited Stock
From
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Siemens
7PV4620-2BJ20
7PV4620-2BJ20
In Stock
From
$45.10
Siemens
7PX1 040-1AN20
7PX1 040-1AN20
Limited Stock
From
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Siemens
7PX1040-1AJ20
7PX1040-1AJ20
In Stock
From
$319.17
Siemens
7PX1540-1AN30
7PX1540-1AN30
In Stock
From
$106.22
Siemens
7SJ5001-5CA00/EE
7SJ5001-5CA00/EE
Limited Stock
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Siemens
7SJ6-001-5EA00-0DA0
7SJ6-001-5EA00-0DA0
In Stock
From
$1,163.32
Siemens
7SJ6005-2EA00-0DA0
7SJ6005-2EA00-0DA0
In Stock
From
$507.00
Siemens
7SJ6005-4EA00-0DA0/BB
7SJ6005-4EA00-0DA0/BB
In Stock
From
$412.92
Siemens
7SJ6021-4EB00-1FA0/CC
7SJ6021-4EB00-1FA0/CC
Limited Stock
From
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Siemens
7SJ6326-5EB22-3FB1/EE
7SJ6326-5EB22-3FB1/EE
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Siemens
7SR1102-1GA12-1AA0/FF
7SR1102-1GA12-1AA0/FF
Limited Stock
From
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Siemens
97AMM0416
97AMM0416
In Stock
From
$267.99
Siemens
97UMM0416
97UMM0416
In Stock
From
$276.42
Siemens
EPAR101S537306
EPAR101S537306
Limited Stock
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Siemens
EPAR201S524902
EPAR201S524902
Limited Stock
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Siemens
EPAR211S510206
EPAR211S510206
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Siemens
EPXR101S512006
EPXR101S512006
Limited Stock
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Siemens
EPXR205S514104
EPXR205S514104
Limited Stock
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Siemens
EPXR205S535204
EPXR205S535204
Limited Stock
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Siemens
J20NTC18
J20NTC18
In Stock
From
$84.75
Siemens
TRA111B01
TRA111B01
In Stock
From
$46.32
Siemens
TRE112E20
TRE112E20
In Stock
From
$40.50
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.