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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
BMS4
BMS4
In Stock
From
$16.96
Infitec
CBR2506
CBR2506
In Stock
From
$21.43
Infitec
CMR1105-9039
CMR1105-9039
In Stock
From
$21.87
Infitec
CMR1401
CMR1401
In Stock
From
$17.46
Infitec
CMR1402
CMR1402
In Stock
From
$19.84
Infitec
CMR3521B
CMR3521B
In Stock
From
$19.04
Infitec
FMS412M
FMS412M
In Stock
From
$21.52
Infitec
FMS51100
FMS51100
In Stock
From
$26.71
Infitec
HIS5B21B
HIS5B21B
In Stock
From
$18.34
Infitec
MMR1503
MMR1503
In Stock
From
$55.54
Infitec
QBS422B
QBS422B
In Stock
From
$19.45
Infitec
QBS512
QBS512
In Stock
From
$77.05
Infitec
QIS522D
QIS522D
In Stock
From
$21.98
Infitec
QMS421A
QMS421A
In Stock
From
$17.88
Infitec
QMS521
QMS521
In Stock
From
$35.88
Infitec
QMS522D
QMS522D
In Stock
From
$40.21
Infitec
TRS42266
TRS42266
In Stock
From
$18.99
Infitec
UMS-100A
UMS-100A
In Stock
From
$128.00
Infitec
BMR15S
BMR15S
In Stock
From
$345.44
Infitec
BMR15H
BMR15H
In Stock
From
$24.63
Infitec
BMR5H
BMR5H
In Stock
From
$27.77
Infitec
MMR1402
MMR1402
In Stock
From
$34.58
Infitec
QIS522
QIS522
In Stock
From
$36.05
Infitec
CBR1601B
CBR1601B
Limited Stock
From
Get Price
Infitec

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.