Briggs & Stratton 40638
Briggs & Stratton 40638
Briggs & Stratton 40638
Briggs & Stratton 40638
Briggs & Stratton 40638
Briggs & Stratton 40638
Briggs & Stratton 40638
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Briggs & Stratton 20kW Aluminum Standby Generator System (400A Split Service Disconnect + AC Shedding)

Model:

40638

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Briggs & Stratton 20kW Aluminum Standby Generator System (400A Split Service Disconnect + AC Shedding)
Briggs & Stratton 20kW Aluminum Standby Generator System (400A Split Service Disconnect + AC Shedding)
Model: 40638
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Expert Recommended Accessories Selected by Jared, our Expert
Required Accessories 9
These accessories are required to properly setup/install this product.
Optional Accessories 10

Features

Grade

Emergency

Style

Standby (Air Cooled)

Run Watts

20,000 Rated Watts

Voltage

120/240 Single-Phase

Fuel

LP/Natural Gas

Engine

Briggs and Stratton Vanguard



Product Video Disclaimer: "PED is not responsible for any variances from the product in this video and the item you purchase. Please review all product specs prior to purchase."
  • B&S 20kW (LP) / 18kW (NG) Air-Cooled Standby Generator System
  • Automatically powers your home in seconds after sensing an outage
  • 400-Amp Service Entrance Auto Transfer Switch (71057) (NEMA 3R)
  • A UL Listed solution for 2 x 200-Amp Service Breakers
  • Easy install - one less switch, less wiring/time, fewer expenses
  • Smaller Transfer Switch
  • A cost effective, cleaner looking installation
  • Symphony® II Power Management (Up To 8 High-Wattage Loads)
  • Automatically manages & balances loads while preventing overload
  • Uninterrupted, whole house power, with a smaller generator
  • Corrosion-Resistant Aluminum Enclosure w/ Stainless Steel Base
  • Certified to withstand hurricane-force winds up to 175 mph
  • Runs on Natural Gas (NG) or Liquid Propane (LP)
  • Simple field conversion for easier installations
  • 993cc Commercial-Grade Vanguard® Air-Cooled Engine
  • Full-pressure lubrication system w/ spin-on oil filter
  • Advanced debris management for enhanced durability
  • Briggs & Stratton Alternator - Less Than 5% THD
  • Improved frequency (HZ) regulation for cleaner power
  • Automatic Voltage Regulation (+/-1%)
  • Helps prevent damaging voltage spikes
  • Flexible Placement (Please Verify Local Building Codes)
  • Tested against tough National Fire Protection Agency standards
  • Can be placed as close as 18" from structure
  • New Upgraded Control System
  • LCD display w/ multi-line text graphics
  • Low Idle mode for quieter exercise
  • Independent 3-Stage Battery Charger
  • Provides optimized charge for longer battery life
  • 5 Year Limited Best in Class Warranty
  • Covers parts, labor, and travel for 5-Years
  • Assembled & Engineered In The USA
  • From foreign and domestic parts
  • Requires Battery (Sold Separately)
California residents see
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.
For more information go to: www.p65Warnings.ca.gov

Specifications

40638
specs product image PID-102554
Overview
Weight
440 Pounds
Made in USA
Yes
Consumer Warranty
5 Years
Product Style
Standby Generator
Product Length
50.5 Inches
Product Width
33.8 Inches
Product Height
30.6 Inches
UPC
011675406387
Product Specs
Voltage
120/240 Single-Phase
Frequency
60 Hertz
Auto Voltage Regulation
Yes
Rated Watts
20000 Watts
Fuel Type
LP/Natural Gas
NG Power Capacity
18000 Watts
LP Power Capacity
20000 Watts
NG Fuel Consumption @ 50% Load
187 ft³/hr
NG Fuel Consumption @ 100% Load
260 ft³/hr
LP Fuel Consumption @ 50% Load
2.24 gallons/hr
LP Fuel Consumption @ 100% Load
3.65 gallons/hr
Rated Amps
83 Amps
Decibel Rating @ 7m Learn More
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.
64
Transfer Switch
Automatic (Included)
Transfer Switch Amperage
400-Amps
Battery
Not Included (540 CCA)
Enclosure
Aluminum
Circuit Breaker Size
100 Amps
A/C Ton Rating
2 x 5-Tons
Mounting Pad
Steel (Included)
Transfer Switch Style
Service Disconnect
ATS Load Prioritizing
Sold Separately
ATS Load Shedding
Built-In
ATS Service Disconnect
Yes
Cooling System
Air Cooled
UL Listed
Yes
Grade Type
Emergency
Engine
Engine Brand
Briggs and Stratton Vanguard
Starting System
12v Auto Start
CC
993 CC
Consumer Engine Warranty
5 Years
Engine RPM
3600 RPM
Low Oil Alert/Shutdown
Yes

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Briggs & Stratton 20kW Aluminum Standby Generator System (400A Split Service Disconnect + AC Shedding)
Briggs & Stratton 40638
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