Cummins RS20AC A061C602 20kW w/Remote Monitoring Quiet Connect™ Series Standby Generator LP/NG with 200A Automatic Transfer Switch New
The RS20AC is a home standby generator permanently connected to your house by an automatic transfer switch. The generator operates on your home's existing natural gas (18kW) or LP Gas (20kW) supply. Access the generator controller on any smartphone, laptop, tablet, or desktop computer. Operate the generator manually, program the exercise cycle, view status and reports, or schedule maintenance.
The A045P697 Automatic Transfer Switch (ATS) has a NEMA 3R rating for indoor and outdoor use that installs between the utility meter and a typical 200-amp main service panel. The generator controller monitors the utility supply 24 / 7 and automatically starts the generator the moment an outage is detected.
Features
- Cummins 20 kilowatt Quiet Connect Series Home Standby Generator.
- Automatic Transfer Switch for 24 / 7 independent operation.
- Remote Internet Access to the Quiet Connect Controller and Generator.
- User-Programmable Exercise including “Crank-Only” Mode.
- Powered by Cummins QSJ999G engine.
- A patented “Crank-Only” mode reduces wear and tear during the exercise cycle.
- WiFi included - Check generator status, program exercise periods, even manually start and stop the generator using the Cloud Connect Smartphone App on phones, tablets, or computers.
- Starts and runs a 5-ton A/C while accepting a full household load.
- Field Selectable for Natural Gas or Propane Fuel.
- Rated for installation as close as 18-inches to the home.
- Extremely Quiet Operation – 65 dB or less.
- Operates at 0 degrees out of the box. Cold weather kits add reliable operation for extreme climates.
- Intelligent Load Management for up to four loads such as Air Conditioners.
Specifications
| COOLING SYSTEM |
AIR COOLED |
| UL LISTED |
YES |
| GRADE TYPE |
EMERGENCY |
| ENGINE BRAND |
CUMMINS ONAN |
| STARTING SYSTEM |
12V AUTO START |
| ENGINE SIZE |
999 CC |
| ENGINE RPM |
3600 RPM |
| LOW OIL ALERT/SHUTDOWN |
YES |
| WEIGHT |
540 LBS |
| MADE IN USA |
YES |
| PRODUCT LENGTH |
34.1" |
| PRODUCT WIDTH |
36" |
| PRODUCT HEIGHT |
27.3" |
| VOLTAGE |
120/240 SINGLE PHASE |
| FREQUENCEY |
60 HERTZ |
| ALTERNATOR |
BRUSH |
| AUTO VOLTAGE REGULATION |
YES |
| RATED WATTS |
20000 WATTS |
| FUEL TYPE |
LP/NATURAL GAS |
What Our Experts Think
The Cummins RS20AC A071Z402 20kW Quiet Connect™ Series Standby Generator is an excellent choice for homeowners looking for reliable, efficient backup power. Here’s why it stands out:
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Powerful 20kW Output: Provides 20kW of consistent power, perfect for large homes, multiple appliances, HVAC systems, and more during power outages.
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Dual Fuel Capability: Runs on both LP and Natural Gas (NG), offering flexibility and longer runtime options.
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Remote Monitoring: Includes remote monitoring capabilities, allowing you to keep track of the generator’s performance from anywhere via a mobile app or web portal.
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Quiet Operation: Designed with advanced noise-reduction technology, ensuring minimal disruption to your home environment even during an outage.
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200A Automatic Transfer Switch: Instantly switches to generator power during an outage, providing seamless power to your home without manual intervention.
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Durable & Weather-Resistant: Built with a weather-resistant enclosure, ensuring reliable performance even in harsh conditions.
Q&A
Q: What is the power output?
A: 20kW, ideal for reliable home or business backup power during outages.
Q: What fuel types does it support?
A: Compatible with both LP (liquid propane) and NG (natural gas) for flexibility.
Q: Does it include remote monitoring?
A: Yes, features remote monitoring for easy management and maintenance.
Q: How quiet is it?
A: The Quiet Connect™ Series is designed for ultra-quiet operation, minimizing noise during use.
Q: Does it come with a transfer switch?
A: Yes, it includes a 200A Automatic Transfer Switch for seamless power transfer during outages.
Q: Why choose this generator?
A: Offers 20kW of reliable, clean backup power with low noise, dual-fuel capability, and remote monitoring for peace of mind.
Q: What makes it reliable?
A: Built with Cummins' trusted engineering for efficient, long-term performance in any situation.
Maintenance Tips
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Oil Changes: Replace the oil every 150 hours of use or annually, whichever comes first, to keep the engine running smoothly.
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Air Filter Maintenance: Inspect and clean or replace the air filter every 100 hours or sooner if necessary to ensure proper airflow.
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Fuel System Care: Use clean LP or NG, and regularly check fuel lines and connections for leaks or wear.
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Spark Plug Inspection: Check and replace spark plugs periodically to maintain optimal ignition and efficient performance.
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Battery Health: Ensure the battery is fully charged and maintain clean terminals to prevent corrosion and ensure reliable operation.
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Exercise the Generator: Run the generator for 20-30 minutes monthly to lubricate internal parts and prevent fuel stagnation.
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Coolant Level Checks: Regularly monitor coolant levels to prevent overheating and inspect hoses for leaks.
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Transfer Switch Testing: Test the 200A Automatic Transfer Switch to ensure smooth switching between the generator and the utility power.
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Remote Monitoring: Use the remote monitoring system to keep track of the generator's performance and receive alerts for potential issues.
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Storage: Store the generator in a dry, cool, and well-ventilated area, away from extreme temperatures and moisture.
Damage 
Loss 
Theft 
