Products We Offer

Systems To Keep You Comfortable

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Products We Install


There is very little difference in the air conditioning equipment available in our area, but there is a huge difference in the knowledge and attitude of the installers & service techs.

At E&J Geothermal we are committed to installing your new system to factory specifications with a smile.


Stay comfortable all year long. E&J Geothermal are ready to keep you heating and cooling systems working perfectly.

Enjoy the Benefits of Planned Maintenance

E&J Geothermal knows how much of an investment a new heating, air conditioning, air quality or geothermal system can be. That's why we want to help you protect your investment!

Click the button below to learn more about our maintenance plan!

Service Agreements

Kohler Standby Electric Generators

Kohler generators for backup power provide reliability and performance. When you lose power during an outage or storm' a hard-working KOHLER® generator keeps your appliances working' the heat or AC running and your security system on. OnCue® Plus Generator Management System is standard with every RESV or RESVL generator.

  • High Quality Power Kohler generators provide advanced voltage and frequency regulation along with ultra-low levels of harmonic distortion for excellent generator power quality to protect your valuable electronics.
  • Reliable Kohler is known for extraordinary reliability and performance and backs that up with a 5-year or 2000 hour limited warranty.
  • Enclosure Bold new Kohler design in steel' dipped in e-coat for extra corrosion protection and painted with a durable powder coat finish.
  • Remote Monitoring Every generator comes standard with OnCue® Plus' our remote monitoring system' which gives you peace of mind at home no matter where you are in the world.
  • PowerBoost™ technology provides power to start large loads such as central air conditioners without dropping power to other appliances
  • Quiet' neighborhood-friendly operation with sound levels similar to a typical central air conditioner
  • Runs on either natural gas or liquid propane (LPG) with simple switching between natural gas and LPG in the field
MODELMax Power Supply
NG Watts
Max Power Supply
LP Watts
Rated VoltageRated Continuous
Amps
Sound dBDimensions HxWxDWeight Lbs
6VSG6 6 0 0.0 0 0 0
8RESV7 8 240 33.3 72 32.4x24.1x30.6 375
10RESV9 10 240 37.5 71 32.4x24.1x30.6 428
12RESV10 12 240 43.0 65 32.4x24.1x30.6 400
12RES11 12 240 45.8 71 31.4x44.2x26.6 433
14RESA12 14 240 50.0 67 28.9x48x26.2 420
20RESA18 20 240 75.0 69 28.9x48x26.2 535
24RCL21 24 240 100.0 61 31.9x84x32.9 1260

Warranty Information

  • All Parts for 60 months - 5 Year or 2,000 Hour Warranty

Available Documents