FREE SHIPPING — Generac QuietSource Series Liquid-Cooled Standby Generator — 27 kW (LP)/25 kW (NG), Model# 5639 | Buy now for just $9999.99!
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FREE SHIPPING — Generac QuietSource Series Liquid-Cooled Standby Generator — 27 kW (LP)/25 kW (NG), Model# 5639

Ideal for applications that require ultra-quiet operation and exceptional fuel economy. Achieves greater power output with less effort, resulting in significantly reduced fuel consumption both during exercise and under full load. Features aluminum enclosures for extra corrosion protection in coastal areas. Runs on natural gas or LP gas. UL listed. Transfer switch sold separately.

Item#:
167137
 
Price:
Only $9999.99
 
Qty 
 
Stock Status:
Factory Shipped —
Delivery Time: 18 - 23 Business Days
 
Ship Weight:
1450.0 lbs
 
 
FREE SHIPPING  (lower 48 states)
 
This item ships via Truck.  Need help unloading?
 
 
 
 
Product Specs
 
Key Specs
Rated Watts (kW)
27
Engine Displacement (cc)
1,600
Engine
2.4L
Speed (RPM)
1,800
Rated Watts LP (kW)
27
Rated Watts NG (kW)
27
Volts
120/243
Amps
112.5
Engine Cooling
Liquid
Start Type
Automatic
Phase
1
Noise Level (dB)
70
Fuel Type
LP or natural gas
Enclosure
Aluminum
Mounting Pad
No
Battery Required
Yes
Battery Included
No
Auto Shutdown
Yes
UL Listed
Yes
Dimensions L x W x H (in.)
62.2 x 29 x 33.5
 
Additional Specs
  • 27 kW liquid propane
  • 25 kW natural gas
  • Aluminum, corrosion-resistant enclosure (Gray)
  • Quiet-Test™ feature for near-silent operation during self-testing; 50% quieter than competitive models
  • Generac industrial liquid-cooled in-line 4-cycle engine
  • Automatic safety shutdowns and exerciser
  • CARB compliant
    Standby generators require installation involving permanent outdoor placement, electrical wiring and fuel source connections. We recommend the use of a trained professional for final connections of gas and electric.

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FREE SHIPPING — Generac QuietSource Series Liquid-Cooled Standby Generator — 27 kW (LP)/25 kW (NG), Model# 5639
Customer Product Reviews


Product Reviews
What's Included with this Item?
  • (1) Standby generator
Items We Recommend
 
Transfer Switches See All
Manufacturer Warranty: 24 months parts / 24 months labor
Protect Your Purchase Beyond The Manufacturer's Warranty With Service Protection Plus!
Service Protection Plus
Extended Service Plan Description (learn more) 1 Year 2 Year
Repair Plan $549.99 More Info $649.99    More Info
Repair Plan with On-Site Service $599.99 More Info $799.99    More Info
Accidental Damage Repair Plan $799.99 More Info $1099.99    More Info
Accidental Damage Repair Plan with On-site Service $899.99 More Info $1199.99    More Info
 
 
 
 
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Item# 167137
Item# 167136
 
 
 
 
Only $9999.99
Only $7999.99