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Cummins RS40 Quiet Connect™ Series 40kW Standby Power Generator (120/240V 3-Phase)
Model: A051Y421
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Product Description
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Grade
Style
Run Watts
40,000 
Rated Watts
Voltage
120/240 Three-Phase
Fuel
Engine
Grade
Emergency
Style
Standby (Liquid Cooled)
Run Watts
40,000
Voltage
120/240 Three-Phase
Fuel
LP/Natural Gas
Engine
Cummins Onan
Features
Features
- Cummins Quiet Connect
- For light commercial applications w/ 120/240V 3-Phase power
- Powerd By Cummins 2.4L Turbocharged Liquid-Cooled Engine
- 1800 RPM design provides reliability and fuel efficiency
- Brushless CA Series Alternator
- Provides +/- 1% voltage & +/- 0.25% frequency regulation
- As close to utility power as you can get in a standby generator
- Advanced Design Sound Attenuated Aluminum Enclosure
- Aesthetically appealing withstands winds up to 150 MPH
- One of the quietest generators of its kind (63dB @ 7M)
- PowerCommand® Electronic Control
- Provides industry-leading self-diagnostic capabilities
- Flexible Exercise Mode
- Exercise at a time, frequency and duration that suits you
- Reducing unnecessary fuel consumption, emissions and noise
- Coolant Heater For Extreme Environmental Conditions (Included)
- Factory installed, Allows for cold weather starts down to -40 °F
- Automatic Transfer Switch (Sold Separately)
- ^Please Note - Requires Loading Dock, Forklift or Crane For Delivery^
Specifications
Product Specs
Voltage
120/240 Three-Phase
Frequency
60 Hertz
Rated Watts
40000 Watts
Fuel Type
LP/Natural Gas
NG Power Capacity
40000 Watts
LP Power Capacity
40000 Watts
NG Fuel Consumption @ 50% Load
304.7 ft³/hr
NG Fuel Consumption @ 100% Load
519 ft³/hr
LP Fuel Consumption @ 50% Load
3.4 gallons/hr
LP Fuel Consumption @ 100% Load
5.4 gallons/hr
Rated Amps
120.4 Amps
Decibel Rating @ 7m
Decibel Rating @ 7m
Sound levels are measured in decibels (dB). The lower the decibel rating, the less noise the product makes. As an example, a ticking watch is 20 dB while on the other end of the scale, a lawn mower is around 90 dB.
63 dbA
Transfer Switch
Automatic (Not Included)
Battery
Not Included (540 CCA)
Enclosure
Aluminum
Circuit Breaker Size
150 Amps
Mounting Pad
Concrete (Not Included)
Cooling System
Liquid Cooled
UL Listed
Yes
Grade Type
Emergency
Engine
Engine Brand
Cummins Onan
Starting System
12v Auto Start
CC
2400 CC
Consumer Engine Warranty
2 Years
Commercial Engine Warranty
2 Years
Engine RPM
1800 RPM
Low Oil Alert/Shutdown
Yes
Overview
Weight
1356 Pounds
Made in USA
Yes
Consumer Warranty
2 Years
Commercial Warranty
2 Years
Product Style
Standby Generator
Product Length
94 Inches
Product Width
34 Inches
Product Height
45.5 Inches
Additional Model Numbers
RS40-240, A051Y421
Grade
Style
Run Watts
40,000
Rated Watts
Voltage
120/240 Three-Phase
Fuel
Engine
Grade
Emergency
Style
Standby (Liquid Cooled)
Run Watts
40,000
Voltage
120/240 Three-Phase
Fuel
LP/Natural Gas
Engine
Cummins Onan
Features
Features
- Cummins Quiet Connect
- For light commercial applications w/ 120/240V 3-Phase power
- Powerd By Cummins 2.4L Turbocharged Liquid-Cooled Engine
- 1800 RPM design provides reliability and fuel efficiency
- Brushless CA Series Alternator
- Provides +/- 1% voltage & +/- 0.25% frequency regulation
- As close to utility power as you can get in a standby generator
- Advanced Design Sound Attenuated Aluminum Enclosure
- Aesthetically appealing withstands winds up to 150 MPH
- One of the quietest generators of its kind (63dB @ 7M)
- PowerCommand® Electronic Control
- Provides industry-leading self-diagnostic capabilities
- Flexible Exercise Mode
- Exercise at a time, frequency and duration that suits you
- Reducing unnecessary fuel consumption, emissions and noise
- Coolant Heater For Extreme Environmental Conditions (Included)
- Factory installed, Allows for cold weather starts down to -40 °F
- Automatic Transfer Switch (Sold Separately)
- ^Please Note - Requires Loading Dock, Forklift or Crane For Delivery^
Specifications
Product Specs
Voltage
120/240 Three-Phase
Frequency
60 Hertz
Rated Watts
40000 Watts
Fuel Type
LP/Natural Gas
NG Power Capacity
40000 Watts
LP Power Capacity
40000 Watts
NG Fuel Consumption @ 50% Load
304.7 ft³/hr
NG Fuel Consumption @ 100% Load
519 ft³/hr
LP Fuel Consumption @ 50% Load
3.4 gallons/hr
LP Fuel Consumption @ 100% Load
5.4 gallons/hr
Rated Amps
120.4 Amps
Decibel Rating @ 7m
Decibel Rating @ 7m
Sound levels are measured in decibels (dB). The lower the decibel rating, the less noise the product makes. As an example, a ticking watch is 20 dB while on the other end of the scale, a lawn mower is around 90 dB.
63 dbA
Transfer Switch
Automatic (Not Included)
Battery
Not Included (540 CCA)
Enclosure
Aluminum
Circuit Breaker Size
150 Amps
Mounting Pad
Concrete (Not Included)
Cooling System
Liquid Cooled
UL Listed
Yes
Grade Type
Emergency
Engine
Engine Brand
Cummins Onan
Starting System
12v Auto Start
CC
2400 CC
Consumer Engine Warranty
2 Years
Commercial Engine Warranty
2 Years
Engine RPM
1800 RPM
Low Oil Alert/Shutdown
Yes
Overview
Weight
1356 Pounds
Made in USA
Yes
Consumer Warranty
2 Years
Commercial Warranty
2 Years
Product Style
Standby Generator
Product Length
94 Inches
Product Width
34 Inches
Product Height
45.5 Inches
Additional Model Numbers
RS40-240, A051Y421
Product Specs
+−
Specifications
Product Specs
Voltage
120/240 Three-Phase
Frequency
60 Hertz
Rated Watts
40000 Watts
Fuel Type
LP/Natural Gas
NG Power Capacity
40000 Watts
LP Power Capacity
40000 Watts
NG Fuel Consumption @ 50% Load
304.7 ft³/hr
NG Fuel Consumption @ 100% Load
519 ft³/hr
LP Fuel Consumption @ 50% Load
3.4 gallons/hr
LP Fuel Consumption @ 100% Load
5.4 gallons/hr
Rated Amps
120.4 Amps
Decibel Rating @ 7m
Decibel Rating @ 7m
Sound levels are measured in decibels (dB). The lower the decibel rating, the less noise the product makes. As an example, a ticking watch is 20 dB while on the other end of the scale, a lawn mower is around 90 dB.
63 dbA
Transfer Switch
Automatic (Not Included)
Battery
Not Included (540 CCA)
Enclosure
Aluminum
Circuit Breaker Size
150 Amps
Mounting Pad
Concrete (Not Included)
Cooling System
Liquid Cooled
UL Listed
Yes
Grade Type
Emergency
Engine
Engine Brand
Cummins Onan
Starting System
12v Auto Start
CC
2400 CC
Consumer Engine Warranty
2 Years
Commercial Engine Warranty
2 Years
Engine RPM
1800 RPM
Low Oil Alert/Shutdown
Yes
Overview
Weight
1356 Pounds
Made in USA
Yes
Consumer Warranty
2 Years
Commercial Warranty
2 Years
Product Style
Standby Generator
Product Length
94 Inches
Product Width
34 Inches
Product Height
45.5 Inches
Additional Model Numbers
RS40-240, A051Y421
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Cummins RS40 Quiet Connect™ Series 40kW Standby Power Generator (120/240V 3-Phase)
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