Emergency Lighting

Johnston Technologies offer both single and three phase, on-line double conversion emergency lighting inverters. These products deliver AC power to emergency lighting fixtures at “full-light” during an outage or power interruption.

Our single phase line range from 350W to 21kW of emergency power. Likewise, our three phase range from 9kW to 225kW. Our expansive line of products ensures that each application we discover can be fully covered and protected.

Every emergency lighting inverter from Johnston Technologies is UL 924, NFPA 101, and NFPA 70 compliant. Each system provides the required 90 minutes of battery back-up for the emergency illumination devices.


Our products can support each of the following lighting types below:

  • Incandescent
  • Magnetic and electronic fluorescent ballasts
  • High power factor compact fluorescent
  • High Intensity Discharge (HID)
  • High Pressure Sodium (HPS)
  • Metal Halide (MH)

The applications for these products range greatly. They include, but are not limited, exits, cash registers, computers, theaters, schools, parking garages, housing complexes, data centers, hospitals, laboratories, etc. New applications are discovered every day.


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Call: 615-661-6261

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