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Briggs & Stratton 40534 - 12kW Standby Generator System (150A Service Disc. + Power Mgmt.) for sale.

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Briggs & Stratton 12kW Standby Generator System (150A Service Disc. + Power Mgmt.)

Briggs & Stratton Power Equipment and Accessories
Model: 40534
(Based on expert analysis, manufacturer ratings and customer reviews)
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In-Stock Only 2 In-Stock
Ships Monday, Nov 20th

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  • Features
  • Specs
  • Q&A 
  • Reviews
  • Articles
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  • Accessories
Run Watts
Rated Watts
120/240 Single-Phase

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."

Briggs & Stratton's New 12kW Home Standby Generator System
Automatically powers your home is seconds after sensing an outage

Streamlined, Space-Saving Design In A Quieter Package
Enclosure is 50% smaller and limits sound pressure to 69 dB(A)

150-Amp Service Entrance Rated Automatic Transfer Switch (71070)
Power all circuits without a sub-panel; Rated at 150-Amps @ 240-Volts
NEMA 3R Indoor/Outdoor enclosure for mounting location flexibility

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

627cc Briggs & Stratton Commercial-Grade Vanguard™ Engine
Premium sintered iron cylinder sleeves for improved heat transfer
Full lubrication w/ spin-on oil filter cleans oil & protects engine components

Brushless Alternator (Less Than 5% THD)
Provides clean, safe power that won't harm computers or electronics

Automotive-Grade Galvaneal Steel Enclosure To Resist Rust
Adv. powder coat paint process for protection from the elements

Exclusive Front Exhaust Design For Flexible Placement
Can be placed as close as 18” from structure* (Verify Local Building Codes)

Industry Leading 5-Year Parts, Labor & Travel Warranty
Engine Brand
Briggs and Stratton Vanguard
Starting System
12v Auto Start
627 CC
Consumer Engine Warranty
5 Years
Engine RPM
3600 RPM
Low Oil Alert/Shutdown
Product Specs
120/240 Single-Phase
60 Hertz
Surge Watts
10000 Watts
Rated Watts
12000 Watts
Fuel Type
LP/Natural Gas
NG Power Capacity
10000 Watts
LP Power Capacity
12000 Watts
NG Fuel Consumption @ 50% Load
117 (BTU: 117,000 BTU/HR) ft³/hr
LP Fuel Consumption @ 50% Load
1.7 (BTU: 154,275 BTU/HR) gallons/hr
Rated Amps
50 @ 240 Volts (Single Phase) Amps
Decibel Rating @ 7m
69 dbA
Transfer Switch
Automatic (Included)
Transfer Switch Amperage
Not Included (540 CCA)
A/C Ton Rating
2 x 4-Tons
Mounting Pad
Steel (Included)
Transfer Switch Style
Service Disconnect
ATS Load Prioritizing
ATS Load Shedding
ATS Poles
2 Poles
ATS Service Disconnect
Cooling System
Air Cooled
UL Listed
Grade Type
Made in USA
Assembly Required
318 Pounds
Product Style
Standby Generator
Product Length
25 Inches
Product Width
28 Inches
Product Height
37.2 Inches
Consumer Warranty
5 Years
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Free Freight
  • Ships via Semi-Truck
  • Curb Side Delivery
  • Free to Lower 48 States
  • Standard Rates to Alaska, Hawaii
We currently CANNOT ship this product to Canada or any destination outside of the United States
Lift Gate Services
  • Safely Lowers Products Off the Truck
  • Requires Special Hydraulic Lift
  • Free Lift Gate
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Buy Briggs & Stratton 12kW Standby Generator System (150A Service Disc. + Power Mgmt.) at Power Equipment Direct. Read reviews and articles. Wide Selection of accessories available, including Briggs & Stratton 10 kW & 12 kW Standby Generator Maintenance Kit (Vanguard Engine), Briggs & Stratton Symphony® II High Voltage (50A) Remote Module for Home Standby Generators and Briggs & Stratton Standby Generator Remote System Status Panel.

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