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Briggs and Stratton 13kW Generator

Offering more power in a smaller footprint that fits into tight spaces and lot lines, PowerProtect™ 13kW¹ Home Standby Generator provides the essential power you need during a power outage. Engineered with NGMax™ technology for superior power and performance, this compact but mighty generator features a 39% smaller footprint3 than other leading generators. With 37 kVA of motor starting power, the 13kW generator easily handles large appliances and equipment.

13kW (LP/NG) 7-year warranty PowerProtect™ 13kW Home Standby Generator

SKU: jk040746
$4,400.00Price
Quantity
  • Product Specifications

    Model Number 40666

    Manufacturer Briggs and Stratton

    Made In USA

    Rated Watts 12kW LP Propane / 10.8kW Natural Gas

    Rated Amps 50 Amps LP Propane / 45 Amps Natural Gas

    Voltage 120/240 Volts Single Phase

    A/C Ton Rating 3-Ton

    Enclosure Aluminum Enclosure with Galvanneal Steel Base

    UL Listed UL-2200

    Decibel Rating 64 dBA Low Idle / 70 dBA Normal Operation

    Type Standby Generator

    Series Name PowerProtect

    Features Automatic- Starting System, Automatic, Low Oil Alert, Low Oil Shutdown, Mainline Breaker 60 Amps

    Battery Requirement- 12-Volt, Group 26 or 51, 540 CCA not included

    Weight- 361 lbs

    Dimensions- 28L x 24.5W x 37.2H

    Warranty Information/Consumer Warranty

    Briggs and Stratton 5-Year Limited Warranty Covers Parts, Labor, and Travel

    Engine Brand- Vanguard Commercial Grade OHV

    Engine Size- 623cc

    Engine RPM- 3600

    Dura-Bore Cast Iron Cylinder Sleeves

    Air Cooled

    Alternator Type- Self-Excited, Rotating Field

    Frequency-60 Hz

    Auto Voltage Regulation

    Fuel Type- Natural Gas or LP Propane

    NG Power Capacity- 10.8kW

    LP Power Capacity- 12kW

    NG Consumption @ Full Load- 172 Cubic Feet per Hour

    NG Consumption @ Half Load- 117 Cubic Feet per Hour

    LP Consumption @ Full Load- 2.3 Gallons per Hour

    LP Consumption @ Half Load- 1.7 Gallons per Hour

© 2026 JK POWER SYSTEMS

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