Relays & Timers
Relays and Timers for Industrial Control
Control relays, timers, time delay relays, monitoring relays, sockets, and accessories for machinery, control panels, automation systems, and industrial equipment.
Switch loads, control timing, and monitor electrical conditions
Relays provide electrically controlled switching between control circuits and connected loads. Timers add adjustable delays and operating sequences, while monitoring relays help detect changes in voltage, current, phase, level, temperature, and other operating conditions.
Southern Electronics supplies relays, timers, monitoring products, sockets, and accessories for machinery, control panels, facility systems, maintenance, upgrades, and replacement applications.
Products and support
- Control and interface relays
- Timers and time delay relays
- Voltage, current, and phase monitoring relays
- Level and temperature monitoring products
- Relay sockets, modules, and accessories
- Replacement products and project quotations
Relays & Timers Categories
Browse control relays, timing products, monitoring relays, relay sockets, and supporting accessories.
Control Relays
Electromechanical, interface, and control relays for switching, isolation, machine control, and automation circuits.
Timers & Time Delay Relays
On-delay, off-delay, interval, repeat-cycle, and multifunction timing products for control sequences and equipment operation.
Monitoring Relays
Relays for monitoring voltage, current, phase, frequency, temperature, level, and other electrical conditions.
Relay Sockets & Accessories
Relay sockets, DIN-rail bases, hold-down clips, marking products, modules, and supporting accessories.
Need Help Choosing?
Send us your manufacturer, part number, timing function, coil voltage, contact requirements, or project information.
Products for switching, timing, and electrical monitoring
Relays and timers help control loads, isolate circuits, sequence equipment operation, and monitor electrical or process conditions.
Control & Interface Relays
Control relays provide switching and isolation between control signals, machinery, equipment, and connected loads.
- Electromechanical control relays
- Interface and interposing relays
- Plug-in and DIN-rail relays
- Multiple contact configurations
- Relay sockets and accessories
Timing & Sequence Control
Timers and time delay relays provide adjustable timing functions for equipment starting, stopping, cycling, sequencing, and control.
- On-delay and off-delay timing
- Interval and one-shot timing
- Repeat-cycle operation
- Multifunction timing relays
- Equipment sequencing applications
Electrical Monitoring & Protection
Monitoring relays detect abnormal or changing conditions and provide an output signal for alarms, controls, shutdowns, or corrective action.
- Voltage and current monitoring
- Phase loss and phase sequence
- Frequency monitoring
- Level and temperature monitoring
- Equipment and process protection
Looking for a specific relay, timer, or monitoring product?
Send us the manufacturer, part number, coil voltage, timing function, contact arrangement, quantity, or project list. Our team can review product availability, sourcing options, and replacement possibilities.
Relays and timers for equipment and control systems
Relays, timers, and monitoring products are used throughout industrial equipment, control panels, machinery, facility systems, and automation applications.
Control Panels
Circuit isolation, load switching, timing, sequencing, alarms, and interface control.
Manufacturing
Production equipment, machinery, conveyors, processing systems, and automation.
OEM Equipment Builders
Packaged machinery, custom equipment, control systems, and integrated panels.
Pumps & Motors
Motor sequencing, pump alternation, fault monitoring, alarms, and control circuits.
HVAC & Building Systems
Fans, pumps, compressors, ventilation, lighting, and mechanical equipment controls.
Water & Wastewater
Pump stations, level control, treatment systems, alarms, and remote equipment.
Marine & Industrial
Vessel equipment, machinery, pumps, alarms, and industrial control systems.
Process Equipment
Timing sequences, condition monitoring, alarms, shutdowns, and equipment control.
Need a relay or timer quoted or sourced?
Send us the available manufacturer, part number, coil voltage, contact arrangement, timing function, monitored condition, quantity, or project information. Our team can review availability and sourcing options.
What information should you send?
Send the manufacturer, model number, coil or supply voltage, contact arrangement, timing function or monitoring requirement, mounting style, quantity, and available documentation.
Request Product AssistanceNeed help finding a relay or timer?
Contact Southern Electronics with your manufacturer, part number, coil voltage, timing function, application, project specification, or replacement requirement.