Electroswitch Products

Electroswitch designs and manufactures high-reliability switches, relays, power meters and battery-monitoring products for utility, industrial, defense and critical power applications.

Lock-Out Relays

High-speed lock-out relays designed for protection and control applications where reliable isolation and positive indication are critical.

Product Highlights:
  • Series 24 LOR
  • Manual-reset versions
  • Electric-reset versions
  • Self-reset versions
  • Up to 30 N/O and 30 N/C contacts
  • Push-to-trip options

Typical Applications:
Generator protection, transformer protection, breaker control, substation automation and critical utility systems.

View Lock-Out Relays →

Instrument & Control Switches

Heavy-duty rotary control switches for breaker control, metering, synchronizing and other demanding utility applications.

Product Highlights:
  • Series 24 rotary switches
  • Circuit breaker control switches
  • Ammeter transfer switches
  • Voltmeter transfer switches
  • Synchronizing switches
  • Motor-control switches

Typical Applications:
Utility panels, control rooms, switchgear, breaker control, metering and power-system instrumentation.

View Instrument & Control Switches →

Remote-Control & Selector Relays

Auxiliary relay solutions combining electrical and manual operation for multi-position control and switching applications.

Product Highlights:
  • Selector switch relays
  • Remote-control operation
  • Manual operating capability
  • 2- to 8-position applications
  • Multi-circuit switching

Typical Applications:
Tap switching, remote equipment selection, utility automation and multi-position control systems.

View Selector Switch Relays →

Industrial Rotary Switches

Heavy-duty rotary switches designed for demanding industrial control and power-switching applications.

Product Families:
  • Detent-action rotary switches
  • Snap-action rotary switches
  • Cam-action rotary switches

Typical Applications:
Industrial machinery, motor controls, test equipment, power systems, transportation and rugged control panels.

View Industrial Switches →

Detent-Action Rotary Switches

Rugged maintained-position rotary switches using double-sided, double-wiping contacts for reliable operation.

Representative Series:
  • Series 21
  • Series 25
  • Series 28
  • Multiple poles and positions
  • Special configurations available

Typical Applications:
Equipment selection, instrumentation, industrial controls, transportation and panel-mounted switching.

View Detent-Action Switches →

Snap-Action Rotary Switches

High-current rotary switches with quick make-and-break action that minimizes dependence on operator switching speed.

Representative Series:
  • Series 101
  • Series 103
  • Series 105
  • Series 107
  • Ratings up to 200 A / 600 V depending on series

Typical Applications:
Power switching, motor circuits, industrial equipment and high-current control systems.

View Snap-Action Switches →

Cam-Action Rotary Switches

Flexible cam-operated rotary switches for complex multi-pole switching requirements and higher-current applications.

Product Highlights:
  • Multiple poles and positions
  • Flexible switching sequences
  • High-current configurations
  • Industrial-grade construction
  • Custom switching programs

Typical Applications:
Motor controls, transfer circuits, machinery, industrial panels and high-current switching systems.

View Cam-Action Rotary Switches →

Military Rotary Switches

High-reliability military rotary switches engineered for severe shock, vibration and demanding environmental conditions.

Product Families:
  • Military detent-action rotary switches
  • MIL-Spec snap-action rotary switches
  • MIL-S-6807 configurations
  • MIL-S-21604 configurations
  • MIL-S-15291 configurations
  • MIL-S-18396 configurations

Typical Applications:
Naval systems, military vehicles, aerospace equipment, rugged controls and defense electronics.

View Military Switches →

ARGA Battery Monitors & Meters

Utility-grade monitoring and metering products designed for substation batteries and critical power systems.

Product Highlights:
  • Substation battery monitors
  • Portable battery monitors
  • AC voltmeters
  • AC ammeters
  • DC voltmeters
  • DC ammeters
  • Frequency meters

Typical Applications:
Substation battery systems, utility DC systems, critical backup power, control houses and power-system monitoring.

View ARGA Monitoring Products →

Data Center Power Switches & Relays

High-reliability switching and relay products for critical power-distribution and control applications in data-center infrastructure.

Product Highlights:
  • Lock-Out Relays
  • Instrument and control switches
  • High-reliability mechanical switching
  • Critical power-control applications

Typical Applications:
Data-center substations, switchgear, backup power systems, generators and mission-critical electrical distribution.

View Data Center Power Products →

Which Electroswitch Technology Is Right for Your Application?

Need utility breaker or switchgear control?

Start with Instrument & Control Switches .

Need positive lockout after a protection trip?

Use Lock-Out Relays .

Need rugged industrial rotary switching?

Consider Industrial Rotary Switches .

Need fast high-current switching?

Consider Snap-Action Rotary Switches .

Need MIL-Spec ruggedization?

Choose Military Rotary Switches .

Need continuous substation battery supervision?

Use ARGA Battery Monitors .