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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
1MRK-000-843-AA
1MRK-000-843-AA
Limited Stock
From
Get Price
ABB
1MRK-001-410-BA
1MRK-001-410-BA
In Stock
From
$73.99
ABB
1MRK-001-421-AA
1MRK-001-421-AA
In Stock
From
$325.68
ABB
1SVR500110R0000
1SVR500110R0000
In Stock
From
$125.35
ABB
2.550.101.56
2.550.101.56
Limited Stock
From
Get Price
ABB
AF231
AF231
In Stock
From
$85.93
ABB
AF234
AF234
In Stock
From
$101.09
ABB
ERDM432-SSAC-120VAC
ERDM432-SSAC-120VAC
In Stock
From
$30.52
ABB
ESDR422A2
ESDR422A2
In Stock
From
$77.30
ABB
ESDR450A0
ESDR450A0
In Stock
From
$41.95
ABB
FS152-60
FS152-60
In Stock
From
$70.36
ABB
HRD1420
HRD1420
In Stock
From
$71.78
ABB
ORS120A33
ORS120A33
In Stock
From
$53.29
ABB
ORS24A23
ORS24A23
In Stock
From
$40.39
ABB
RK-313-456-AP
RK-313-456-AP
Limited Stock
From
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ABB
RK-315-633-AN
RK-315-633-AN
Limited Stock
From
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ABB
RK-315-733-AN
RK-315-733-AN
Limited Stock
From
Get Price
ABB
RK-332-001-AN
RK-332-001-AN
Limited Stock
From
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ABB
SGX-115
SGX-115
In Stock
From
$106.20
ABB
SIR1C6A6
SIR1C6A6
In Stock
From
$41.21
ABB
TDB24AL
TDB24AL
In Stock
From
$73.37
ABB
TDR3A11
TDR3A11
In Stock
From
$97.02
ABB
TH1C421
TH1C421
In Stock
From
$59.84
ABB
TH2B622
TH2B622
In Stock
From
$66.32
ABB

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.