Cummins 20kW Home Standby Generator Quiet Connect RS20AC with 200-Amp SE-Rated ATS

  • Cummins Quiet Connect 20kW RS20AC Home Standby Generator.
  • 200-Amp SE-Rated, indoor/outdoor Automatic Transfer Switch (ATS).
  • Starts and runs a 5-ton A/C under a full household load.
  • Intelligent Load Management for up to 4 central air conditioners. 
  • Remote Monitoring and Operation via the Cloud Connect Smartphone App.
  • Rated for installation as close as 18-inch to the home.
  • Extremely Quiet Operation—65 dB or less.
  • Operates at 0 degrees out of the box. Cold weather kits extend operation well below zero.
  • No-Start Flexible Exercise setup to suit owner preferences.


Cummins 20kW

  • Model Number RS20AC - A054X497 - C20N6HC
    Manufacturer Cummins Power Generation
    Made In USA Yes
    Rated Watts 18kW NG/ 20kW LP
    Rated Amps 75 NG/83.3 LP
    Voltage 120/240V Single Phase
    AC Ton Rating 5 Ton
    Enclosure Aluminum
    UL Listed Yes
    Decibel Rating 7m 65 dbA @ 23 ft
    Type Standby Generator
    Series Name 0
    Starting System Automatic Start
    Low Oil Alert Yes
    Hour Meter Yes
    Battery Requirements Group 51R, 12V, 450 CCA Min
    Mounting Pad Requires Prepared Site
    Weight 598 lbs
    Dimensions 34.1L x 36W x 27.3H
    Engine Brand Cummins QSJ999G
    Engine Size 999 cc
    Engine RPM 3600
    Cooling System Air Cooled
    Frequency 60 Hz
    Auto Voltage Regulation Yes
    Type Natural Gas (NG) / Propane (LP)
    Gauge 0
    NG Power Capacity 18kW
    LP Power Capacity 20kW
    NG Consumption Full Load 300 cu.ft/hr
    NG Consumption Half Load 205 cu.ft/hr
    LP Consumption Full Load 3.2 gal/hr
    LP Consumption Half Load 1.9 gal/hr
    Transfer Switch
    Model RA 200 - A045P697
    Switch Amps 200
    Switch Circuits Whole Service
    ATS Poles 2 Pole
    Switch Weight 58 lbs
    Warranty Information
    Consumer Warranty 5 Year Limited Warranty
    Shipping Information
    Shipping Dimensions 45H X 39W X 40D
    Shipping Weight 615 lbs

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