Generator Repair, Tune-Up, and Installation

Knox, IN Generator Services


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McGrath Refrigerationstarstarstarstarstar4.8 / 5

87 Total Reviews 574-772-3575$2520 S US 35, Knox IN

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Get Your Estimate for Generator Replacement or Install


We know that backup power is important here at McGrath, that's why we install and service Generac Generators. Generac backup generators are able to protect your home and workplace by delivering direct power to your electrical system, or just the essential items. Giving you peace of mind and 24/7 365 days a year emergency support from Generac HQ should you need it!

  • Our installers are factory trained and highly skilled
  • Questions about what model would be best? Call us today!
Generac Generator generac generators

Our Featured Generac Generators

Generac Generator

PowerPact 7.5kW
Home Backup Generator
MODEL #6998

  • 8-Circuit Transfer Switch WiFi Enabled
  • True Power™ Technology delivers best-in-class power quality with less than 5 percent total harmonic distortion for clean, smooth operation of sensitive electronics and appliances.
  • Powers 8 circuits of your home with the 50-amp, NEMA 1 (indoor rated only) lightweight transfer switch.
  • 3 Year Limited Warranty for automatic standby generators.
Schedule Your Estimate
Generac Generator

Guardian 10kW
Home Backup Generator
MODEL #7172

  • 16-Circuit Transfer Switch WiFi Enabled
  • True Power™ Technology delivers best-in-class power quality with less than 5 percent total harmonic distortion for clean, smooth operation of sensitive electronics and appliances.
  • Powers 16-circuits of your home with the 100-amp, NEMA 3R (indoor or outdoor rated) transfer switch with aluminum enclosure.
  • 5 Year Limited Warranty for automatic standby generators.
Schedule Your Estimate
Generac Generator

Guardian 14kW
Home Backup Generator
MODEL #7224

  • Generac's G-Force Engine is a purpose-built, pressure-lubricated engine capable of handling the rigors of generator use, resulting in power that’s more reliable and requires less routine maintenance than any competitive engine.
  • Our RhinoCoat™ powder-coated finish helps make corrosion-resistant aluminum perfect for all weather conditions.
  • True Power™ Technology delivers best-in-class power quality with less than 5 percent total harmonic distortion for clean, smooth operation of sensitive electronics and appliances.
  • 5 Year Limited Warranty for automatic standby generators.
Schedule Your Estimate
Generac Generator

Guardian 14kW
Home Backup Generator with Whole House Switch WiFi-Enabled
MODEL #7225

  • Generac's G-Force Engine is a purpose-built, pressure-lubricated engine capable of handling the rigors of generator use, resulting in power that’s more reliable and requires less routine maintenance than any competitive engine.
  • Our RhinoCoat™ powder-coated finish helps make corrosion-resistant aluminum perfect for all weather conditions.
  • True Power™ Technology delivers best-in-class power quality with less than 5 percent total harmonic distortion for clean, smooth operation of sensitive electronics and appliances.
  • 5 Year Limited Warranty for automatic standby generators.
Schedule Your Estimate
Generac Generator

Guardian 18kW
Home Backup Generator
MODEL #7228

  • 16-Circuit Transfer Switch WiFi Enabled
  • True Power™ Technology delivers best-in-class power quality with less than 5 percent total harmonic distortion for clean, smooth operation of sensitive electronics and appliances.
  • 200 Amp Whole Home Transfer Switch This product comes with a 200 Amp Whole Home Transfer Switch
  • 5 Year Limited Warranty for automatic standby generators.
Schedule Your Estimate
Generac Generator

Guardian 22kW
Home Backup Generator
MODEL #7043

  • Up to whole house protection with the 200-amp, NEMA 3R (aluminum outdoor enclosure) smart switch.
  • Our RhinoCoat™ powder-coated finish helps make corrosion-resistant aluminum perfect for all weather conditions.
  • True Power™ Technology delivers best-in-class power quality with less than 5 percent total harmonic distortion for clean, smooth operation of sensitive electronics and appliances.
  • 5 Year Limited Warranty for automatic standby generators.
Schedule Your Estimate
Generac Generator

Guardian 24kW
Home Backup Generator with Whole House Switch WiFi-Enabled
MODEL #7210

  • Quiet-Test™ Self-Test Mode runs at a lower RPM for a five or twelve minute test, making generators significantly quieter than other brands while consuming less fuel.
  • Our RhinoCoat™ powder-coated finish helps make corrosion-resistant aluminum perfect for all weather conditions.
  • True Power™ Technology delivers best-in-class power quality with less than 5 percent total harmonic distortion for clean, smooth operation of sensitive electronics and appliances.
  • 5 Year Limited Warranty for automatic standby generators.
Schedule Your Estimate
Generac Generator

Guardian 26kW
Home Backup Generator
MODEL #7291

  • Generac’s 26kW home standby generator can start all of your home’s large appliances, ensuring your home remains a sanctuary for you and your family. At least 28% more motor starting power* delivers power to meet todays and tomorrows electrical needs.
  • True Power™ Technology delivers best-in-class power quality with less than 5 percent total harmonic distortion for clean, smooth operation of sensitive electronics and appliances.
  • 200 Amp Whole Home Transfer Switch This product comes with a 200 Amp Whole Home Transfer Switch
  • 5 Year Limited Warranty for automatic standby generators.
Schedule Your Estimate
Call Mcgrath for furnace repair services today!

About McGrath Refrigeration Heating & Air Conditioning

Now in our third generation, we have been family owned and based in Knox, IN since 1967.

We are an Armstrong Comfort Team dealer. This reflects our long term commitment to technology, training, and customer service.

All of our heating technicians are licensed and insured. We have decades of experience meeting the unique challenges posed by our Starke County, IN seasons.

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Call Mcgrath for furnace repair services today!

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