Compressor Defender

Let the Compressor Defender™ take the hit so your customer's air conditioners are never interrupted.

The all-in-one Compressor Defender device protects compressors and circuit boards in residential and light commercial cooling applications from brownouts, surges, and short cycles.

It helps grow your business's profitability and solidify customer relationships by reducing:

  • Nuisance callbacks
  • Unnecessary service calls
  • Out-of-warranty costs

Learn more about the product

Watch the easy 10-minute install

Download the Contractor's Guide to increasing your profits

Download Intermatic Education: Brownout Protection

Combine the Compressor Defender™ with the surge protection of the Intermatic AG3000 for a Power Protection Duo.

Download the Power Protection Duo brochure

Purchase the Compressor Defender at the following locations:

Abco Refrigeration

A/C Supply Inc.

AG Electrical Supply Co., Inc.

Allied Refrigeration

Arnold-Brown Metals and Supply Co., LLC

Associate Refrigeration Inc.

Bell/Simons Companies

Charles D. Jones Co.

Coastal HVAC Supply

Cumberland Trading Company

Design Air

Dunphey & Associates Supply Co., Inc.

Ecco Supply

Epting Distributors

Gelair Inc.

Hughes Supply

Johnstone Supply

The Master Group

Mingledorff's Inc.

Refrigeration Supplies Distributor

Refrigerative Supply

Sid Harvey's

Solar Supply, Inc.

Thermal Supply Inc.


Trane Parts Centers

W.A. Roosevelt Co.

Wichita A/C Supply

Winair Co.


Yandle Witherspoon Supply

Not seeing a distributor near you can also try our product locator or check on Amazon.


Compressor Defender