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18 KW Home Standby Generators
Huge Selection of 18-22 KW Home Standby Generators.

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18-22 kW Home Standby Generators

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Learn More About RD02025ADAL
Generac Protector® 20kW Automatic Extended Run Standby Diesel Generator (120/240V Single-Phase)
Generac Protector
Model: RD02025ADAL
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Factory-Direct
$12,649.00 


22%
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Learn More About 70391
Generac Guardian™ 20kW Standby Generator System (200A Service Disconnect + AC Shedding) w/ Wi-Fi
Generac Guardian
Model: 70391
4.0 out of 54.0 out of 54.0 out of 54.0 out of 54.0 out of 5
1 Review
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In-Stock
$4,697.00 


19%
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Learn More About EGD-70391KIT
Generac Guardian™ 20kW Standby Generator System (200A Service Disconnect + AC Shedding) w/ Wi-Fi + 3" GenPad™ + Battery
Generac Guardian
Model: EGD-70391KIT
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In-Stock
$5,096.98 


10%
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Learn More About 20RESCL-200SELS
Kohler 20RESCL-200SELS 20kW Composite Standby Generator System (200A Service Disc. w/ Load Shedding)
Kohler
Model: 20RESCL-200SELS
4.7 out of 54.7 out of 54.7 out of 54.7 out of 54.7 out of 5
23 Reviews
In-Stock
$100 Rebate With Referral
$4,960.00 


9%
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Learn More About EGD-20RESCL-200SELSKIT
Kohler 20kW Composite Standby Generator System (200A Service Disc. w/ Load Shedding) + 3" Mounting Pad + Battery
Kohler
Model: EGD-20RESCL-200SELSKIT
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  1     Q&A
In-Stock
$5,259.98 


7%
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Learn More About 7040
Generac Synergy™ 20kW Variable Speed Standby Generator (200A Service Disc.+ Power Mgmt.)
Generac Guardian
Model: 7040
4.5 out of 54.5 out of 54.5 out of 54.5 out of 54.5 out of 5
15 Reviews
  11     Q&As
In-Stock
$5,097.00 



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Learn More About 40336
Briggs & Stratton 20kW Home Standby Generator (Steel)
Briggs & Stratton
Model: 40336
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5
4 Reviews
Only 1
In-Stock
$4,149.00 


7%
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Learn More About 70381
Generac Guardian™ 20kW Aluminum Home Standby Generator w/ Wi-Fi
Generac Guardian
Model: 70381
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5
1 Review
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Only 4
In-Stock
$4,127.00 


5%
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Learn More About EGD-20RESCL-200SELSKIT-A
Kohler 20kW Composite Standby Generator System (200A Service Disc. w/ Load Shedding) + 4" Hurricane Mounting Pad + Battery
Kohler
Model: EGD-20RESCL-200SELSKIT-A
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In-Stock
$5,339.98 


4%
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Learn More About 40346
Briggs & Stratton 20kW Standby Generator System (Steel) (200A Service Disconnect + AC Shedding)
Briggs & Stratton
Model: 40346
4.8 out of 54.8 out of 54.8 out of 54.8 out of 54.8 out of 5
32 Reviews
In-Stock
$4,499.00 


4%
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Learn More About EGD-40584KIT
Briggs & Stratton 20kW Aluminum Standby Generator System (200A Service Disc. + AC Shedding)+ 3" Mounting Pad + Battery
Briggs & Stratton
Model: EGD-40584KIT
4.0 out of 54.0 out of 54.0 out of 54.0 out of 54.0 out of 5
1 Review
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In-Stock
$5,048.98 


4%
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Learn More About EGD-7040KIT
Generac Synergy™ 20kW Variable Speed Standby Generator (200A Service Disc.+ Power Mgmt.) + 3" GenPad™ + Battery
Generac Guardian
Model: EGD-7040KIT
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5
1 Review
  4     Q&As
In-Stock
$5,496.98 


3%
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Learn More About EGD-40346KIT
Briggs & Stratton 20kW Standby Generator System (Steel) (200A Service Disc. + AC Shedding) + 3" Mounting Pad + Battery
Briggs & Stratton
Model: EGD-40346KIT
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In-Stock
$4,827.99 


2%
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Learn More About C20N6HC
Cummins RS20AC - 20kW Quiet Connect™ Series Home Standby Generator System (200A Service Disconnect)
Cummins Power Generation
Model: C20N6HC
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5
2 Reviews
In-Stock
$4,759.00 


1%
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Learn More About 40396
Briggs & Stratton 20kW Standby Generator System (Steel) (400A Split Service Disconnect + AC Shedding)
Briggs & Stratton
Model: 40396
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5
8 Reviews
Only 4
In-Stock
$5,599.00 


1%
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Learn More About 40584
Briggs & Stratton 20kW Aluminum Standby Generator System (200A Service Disconnect + AC Shedding)
Briggs & Stratton
Model: 40584
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5
2 Reviews
  1     Q&A
In-Stock
$4,699.00 


1%
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Learn More About 40585
Briggs & Stratton 20kW Aluminum Standby Generator System (400A Split Service Disconnect + AC Shedding)
Briggs & Stratton
Model: 40585
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  1     Q&A
Factory-Direct
$5,799.00 


1%
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Learn More About 40394
Briggs & Stratton 20KW Standby Generator System (Steel) (100A Service Disconnect + AC Shedding)
Briggs & Stratton
Model: 40394
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5
1 Review
  1     Q&A
Factory-Direct
$4,399.00 


1%
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Learn More About 40574
Briggs & Stratton 20kW Aluminum Home Standby Generator
Briggs & Stratton
Model: 40574
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  1     Q&A
Factory-Direct
$4,299.00 


1%
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Learn More About EGD-40396KIT
Briggs & Stratton 20kW Standby Generator System (Steel) (400A Split Service Disconnect + AC Shedding) + 3" Mounting Pad + Battery
Briggs & Stratton
Model: EGD-40396KIT
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Only 4
In-Stock
$5,927.99 



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Learn More About 20RESC
Kohler 20kW Composite Home Standby Generator
Kohler
Model: 20RESC
4.3 out of 54.3 out of 54.3 out of 54.3 out of 54.3 out of 5
3 Reviews
  3     Q&As
Backordered
Estimated Ship Date November 07
on new orders
$100 Rebate With Referral
$4,409.00 



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Learn More About 20RESC-RXT200-2PRM-KIT
Kohler 20kW Composite Home Standby Generator Bundle (200A Standard ATS w/ Load Shedding & (2) Power Relay Mod.)
Kohler
Model: 20RESC-RXT200-2PRM-KIT
Write a Review
  2     Q&As
Backordered
Estimated Ship Date November 07
on new orders
$4,830.00 



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Learn More About 40583
Briggs & Stratton 20kW Aluminum Standby Generator System (150A Service Disconnect + AC Shedding)
Briggs & Stratton
Model: 40583
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5
1 Review
  1     Q&A
Only 1
In-Stock
$4,699.00 



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Learn More About 40395
Briggs & Stratton 20kW Standby Generator System (Steel) (100A 16-Circuit + AC Shedding)
Briggs & Stratton
Model: 40395
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5
1 Review
Factory-Direct
$4,399.00 
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