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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
3712B11B	In Stock From $175^.00	TE Connectivity
3712B11C	In Stock From $28^.51	TE Connectivity
3722P12B	In Stock From $89^.62	TE Connectivity
388ACPSRX-73	In Stock From $816^.07	Struthers-Dunn
3RP15 76-1NM20-8K	In Stock From $31^.95	Siemens
3RP1511-1AQ308K	In Stock From $17^.07	Siemens
3RP1513-1AP30-8K	In Stock From $49^.02	Siemens
3RP1525-1BW308K	In Stock From $71^.85	Siemens
3RP1533-1AP-30-8K	In Stock From $110^.15	Siemens
4-1423159-8	In Stock From $1,247^.83	TE Connectivity
400011	Limited Stock From Get Price	Priva
40006249	In Stock From $161^.15	Ingersoll Rand
405A100F2X	In Stock From $258^.67	Marsh Bellofram
405A500F1X	In Stock From $213^.23	Marsh Bellofram
407A100F3X	In Stock From $75^.72	Marsh Bellofram
407A500F3X	In Stock From $61^.29	Marsh Bellofram
4105-220	In Stock From $124^.57	Tele Controls Inc
410C1175	In Stock From $460^.10	ABB
411.731	Limited Stock From Get Price	CDC
41624-0040	In Stock From $33^.59	Omron
423T2341	In Stock From $241^.87	ABB
42R0-2500-G-SIL	In Stock From $22^.79	Sigma Control
438AP-115-10	In Stock From $12^.54	Artisan
438F-277-600	In Stock From $25^.27	Artisan

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.