THOMESURGE Surge Protective Device

Why do you need a SPD?

A surge event is an unexpected transient overvoltage spike in electrical current. It overloads the circuits and may potentially damage electrical devices and appliances.

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Features and Benefits

Versatile design

Install it with load centers of any brand and protect sensitive electronics throughout the entire home

Code compliant

Industry-standard surge ratings to meet the requirements for new home construction and renovation


Installation is quick and easy, without taking up breaker spaces

Easy diagnostics

LED light indicates the operational status of the SPD, letting you know when it is time to replace the SPD

Technical Specifications

  • 36kA per phase protection
  • Type 1
  • 120/240V & 120/208 V AC
  • 200kA SCCR
  • 10kA Nominal Discharge
  • 50-60Hz Operating Frequency


New Home Construction
Home Remodeling
Service Upgrades

Certifications and Standards

Tools and Resources

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