Surge Protector

For most homeowners, your air conditioning system is your most expensive piece of equipment. The average home and business experiences more than 300 potentially damaging surges each year. Protect your equipment today!

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5-2-1 Surge Protector - Benefits

The 5-2-1® Thermally Protected Surge Protection device, TPSPD, is designed to protect HVAC equipment and other high-end appliances from damaging electrical surges produced by proximity lightning strikes and other power line transients. Engineered using the latest in Thermally Protected Metal Oxide Varistor (MOV) technology and independently tested to ensure superior protection and reliability for your customers.


5-2-1® also offers the SPD60 and SPD150 surge protection devices that incorporate the latest in protection technology and ease of installation. These devices are designed to protect your equipment by suppressing the harmful energy produced by lightning strikes and other power line transients commonly found in HVAC installations. The voltage surge or spikes can be very damaging to HVAC equipment, shortening the life of the compressor and reducing its efficiency.


Protection For:
- Entire HVAC unit
- Furnaces
- Heat Pumps
- Motors
- Refrigeration Systems
- Electro-mechanical Devices