Cummins RS20ACE Equipped to start and run Down to -40° Fahrenheit Nat/Lp Gas Air-Cooled Quiet Connect™ Series Home Standby Generator with 200A Transfer Switch Kit - FREE SHIPPING

Download RS13 - RS 20 Data Sheet

Download Quiet Connect Brochure

Download Residential Buyers Guide

Download Storm Prepare Guide

Cummins home generators are trusted for reliable, durable, and powerful units for your home or small business, providing security and confidence that you can weather any storm without losing critical power.  To see spec sheets for these generators, please click on an application below.

For more on our home standby generators, READ BELOW

Why choose a Cummins Home Generator?

Feel the security of having a global power leader in your own backyard with a Cummins whole house generator. Be prepared for outages with pioneering standby power.

Quiet operation

Patented sound attenuation technology makes Cummins generators quiet and neighborhood friendly. 

Reliable backup

When utility power fails, your home backup power starts automatically with ATS technology.

Remote monitoring

Observe and control your standby generator from anywhere with your mobile device.

10-year warranty

Cost-effective extended warranty options allow for full coverage up to 10 years.

Discover what size generator you need for your home

Find the Cummins whole house generator right for your home standby needs. What you’ll need to calculate your generator size:

• Home square footage

• Home essential units (heating, cooling, garage, pumps)

• Family essential units (kitchen appliances, laundry appliances)

• Spa units (hot tub, pool, sauna)